Merge remote-tracking branch 'origin/master' into eReGeBe/gitlab-ce-feature/milestone-md

Signed-off-by: Rémy Coutable <remy@rymai.me>

378 files changed, 3276 insertions, 3404 deletions

diff --git a/app/assets/images/ci/arch.jpg b/app/assets/images/ci/arch.jpg
deleted file mode 100644
index 0e05674e840..00000000000
--- a/app/assets/images/ci/arch.jpg
+++ /dev/null
diff --git a/app/assets/images/ci/favicon.ico b/app/assets/images/ci/favicon.ico
deleted file mode 100644
index 9663d4d00b9..00000000000
--- a/app/assets/images/ci/favicon.ico
+++ /dev/null
diff --git a/app/assets/images/ci/loader.gif b/app/assets/images/ci/loader.gif
deleted file mode 100644
index 2fcb8f2da0d..00000000000
--- a/app/assets/images/ci/loader.gif
+++ /dev/null
diff --git a/app/assets/images/ci/no_avatar.png b/app/assets/images/ci/no_avatar.png
deleted file mode 100644
index 752d26adba7..00000000000
--- a/app/assets/images/ci/no_avatar.png
+++ /dev/null
diff --git a/app/assets/images/ci/rails.png b/app/assets/images/ci/rails.png
deleted file mode 100644
index d5edc04e65f..00000000000
--- a/app/assets/images/ci/rails.png
+++ /dev/null
diff --git a/app/assets/images/ci/service_sample.png b/app/assets/images/ci/service_sample.png
deleted file mode 100644
index 65d29e3fd89..00000000000
--- a/app/assets/images/ci/service_sample.png
+++ /dev/null
diff --git a/app/assets/javascripts/application.js.coffee b/app/assets/javascripts/application.js.coffee
index 5bac8eef1cb..bffce5a0c0f 100644
--- a/app/assets/javascripts/application.js.coffee
+++ b/app/assets/javascripts/application.js.coffee
@@ -204,6 +204,7 @@ $ ->
     $('.header-content .title').toggle()
     $('.header-content .navbar-collapse').toggle()
     $('.navbar-toggle').toggleClass('active')
+    $('.navbar-toggle i').toggleClass("fa-angle-right fa-angle-left")
 
   # Show/hide comments on diff
   $("body").on "click", ".js-toggle-diff-comments", (e) ->
diff --git a/app/assets/javascripts/awards_handler.coffee b/app/assets/javascripts/awards_handler.coffee
index af4462ece38..bf95e06b4e5 100644
--- a/app/assets/javascripts/awards_handler.coffee
+++ b/app/assets/javascripts/awards_handler.coffee
@@ -1,77 +1,77 @@
 class @AwardsHandler
-  constructor: (@get_emojis_url, @post_emoji_url, @noteable_type, @noteable_id, @aliases) ->
-    $(".js-add-award").on "click", (event) =>
+  constructor: (@getEmojisUrl, @postEmojiUrl, @noteableType, @noteableId, @unicodes) ->
+    $('.js-add-award').on 'click', (event) =>
       event.stopPropagation()
       event.preventDefault()
 
       @showEmojiMenu()
 
-    $("html").on 'click', (event) ->
-      if !$(event.target).closest(".emoji-menu").length
-        if $(".emoji-menu").is(":visible")
-          $(".emoji-menu").removeClass "is-visible"
+    $('html').on 'click', (event) ->
+      if !$(event.target).closest('.emoji-menu').length
+        if $('.emoji-menu').is(':visible')
+          $('.emoji-menu').removeClass 'is-visible'
 
-    $(".awards")
-      .off "click"
-      .on "click", ".js-emoji-btn", @handleClick
+    $('.awards')
+      .off 'click'
+      .on 'click', '.js-emoji-btn', @handleClick
 
     @renderFrequentlyUsedBlock()
 
   handleClick: (e) ->
     e.preventDefault()
     emoji = $(this)
-      .find(".icon")
-      .data "emoji"
+      .find('.icon')
+      .data 'emoji'
 
-    if emoji is "thumbsup" and awards_handler.didUserClickEmoji $(this), "thumbsdown"
-      awards_handler.addAward "thumbsdown"
+    if emoji is 'thumbsup' and awardsHandler.didUserClickEmoji $(this), 'thumbsdown'
+      awardsHandler.addAward 'thumbsdown'
 
-    else if emoji is "thumbsdown" and awards_handler.didUserClickEmoji $(this), "thumbsup"
-      awards_handler.addAward "thumbsup"
+    else if emoji is 'thumbsdown' and awardsHandler.didUserClickEmoji $(this), 'thumbsup'
+      awardsHandler.addAward 'thumbsup'
 
-    awards_handler.addAward emoji
+    awardsHandler.addAward emoji
+
+    $(this).trigger 'blur'
 
   didUserClickEmoji: (that, emoji) ->
-    if $(that).siblings("button:has([data-emoji=#{emoji}])").attr("data-original-title")
-      $(that).siblings("button:has([data-emoji=#{emoji}])").attr("data-original-title").indexOf('me') > -1
+    if $(that).siblings("button:has([data-emoji=#{emoji}])").attr('data-original-title')
+      $(that).siblings("button:has([data-emoji=#{emoji}])").attr('data-original-title').indexOf('me') > -1
 
   showEmojiMenu: ->
-    if $(".emoji-menu").length
-      if $(".emoji-menu").is ".is-visible"
-        $(".emoji-menu").removeClass "is-visible"
-        $("#emoji_search").blur()
+    if $('.emoji-menu').length
+      if $('.emoji-menu').is '.is-visible'
+        $('.emoji-menu').removeClass 'is-visible'
+        $('#emoji_search').blur()
       else
-        $(".emoji-menu").addClass "is-visible"
-        $("#emoji_search").focus()
+        $('.emoji-menu').addClass 'is-visible'
+        $('#emoji_search').focus()
     else
-      $('.js-add-award').addClass "is-loading"
-      $.get @get_emojis_url, (response) =>
-        $('.js-add-award').removeClass "is-loading"
-        $(".js-award-holder").append response
+      $('.js-add-award').addClass 'is-loading'
+      $.get @getEmojisUrl, (response) =>
+        $('.js-add-award').removeClass 'is-loading'
+        $('.js-award-holder').append response
         setTimeout =>
-          $(".emoji-menu").addClass "is-visible"
-          $("#emoji_search").focus()
+          $('.emoji-menu').addClass 'is-visible'
+          $('#emoji_search').focus()
           @setupSearch()
         , 200
 
   addAward: (emoji) ->
-    emoji = @normilizeEmojiName(emoji)
     @postEmoji emoji, =>
       @addAwardToEmojiBar(emoji)
 
-    $(".emoji-menu").removeClass "is-visible"
+    $('.emoji-menu').removeClass 'is-visible'
 
   addAwardToEmojiBar: (emoji) ->
     @addEmojiToFrequentlyUsedList(emoji)
 
-    emoji = @normilizeEmojiName(emoji)
     if @exist(emoji)
       if @isActive(emoji)
         @decrementCounter(emoji)
       else
-        counter = @findEmojiIcon(emoji).siblings(".js-counter")
+        counter = @findEmojiIcon(emoji).siblings('.js-counter')
         counter.text(parseInt(counter.text()) + 1)
-        counter.parent().addClass("active")
+        counter.parent().addClass('active')
         @addMeToAuthorList(emoji)
     else
       @createEmoji(emoji)
@@ -80,47 +80,47 @@ class @AwardsHandler
     @findEmojiIcon(emoji).length > 0
 
   isActive: (emoji) ->
-    @findEmojiIcon(emoji).parent().hasClass("active")
+    @findEmojiIcon(emoji).parent().hasClass('active')
 
   decrementCounter: (emoji) ->
-    counter = @findEmojiIcon(emoji).siblings(".js-counter")
+    counter = @findEmojiIcon(emoji).siblings('.js-counter')
     emojiIcon = counter.parent()
     if parseInt(counter.text()) > 1
       counter.text(parseInt(counter.text()) - 1)
-      emojiIcon.removeClass("active")
+      emojiIcon.removeClass('active')
       @removeMeFromAuthorList(emoji)
-    else if emoji == "thumbsup" || emoji == "thumbsdown"
-      emojiIcon.tooltip("destroy")
+    else if emoji == 'thumbsup' || emoji == 'thumbsdown'
+      emojiIcon.tooltip('destroy')
       counter.text(0)
-      emojiIcon.removeClass("active")
+      emojiIcon.removeClass('active')
       @removeMeFromAuthorList(emoji)
     else
-      emojiIcon.tooltip("destroy")
+      emojiIcon.tooltip('destroy')
       emojiIcon.remove()
 
   removeMeFromAuthorList: (emoji) ->
-    award_block = @findEmojiIcon(emoji).parent()
-    authors = award_block
-      .attr("data-original-title")
-      .split(", ")
-    authors.splice(authors.indexOf("me"),1)
-    award_block
-      .closest(".js-emoji-btn")
-      .attr("data-original-title", authors.join(", "))
-    @resetTooltip(award_block)
+    awardBlock = @findEmojiIcon(emoji).parent()
+    authors = awardBlock
+      .attr('data-original-title')
+      .split(', ')
+    authors.splice(authors.indexOf('me'),1)
+    awardBlock
+      .closest('.js-emoji-btn')
+      .attr('data-original-title', authors.join(', '))
+    @resetTooltip(awardBlock)
 
   addMeToAuthorList: (emoji) ->
-    award_block = @findEmojiIcon(emoji).parent()
-    origTitle = award_block.attr("data-original-title").trim()
+    awardBlock = @findEmojiIcon(emoji).parent()
+    origTitle = awardBlock.attr('data-original-title').trim()
     authors = []
     if origTitle
       authors = origTitle.split(', ')
-    authors.push("me")
-    award_block.attr("data-original-title", authors.join(", "))
-    @resetTooltip(award_block)
+    authors.push('me')
+    awardBlock.attr('data-original-title', authors.join(', '))
+    @resetTooltip(awardBlock)
 
   resetTooltip: (award) ->
-    award.tooltip("destroy")
+    award.tooltip('destroy')
 
     # "destroy" call is asynchronous and there is no appropriate callback on it, this is why we need to set timeout.
     setTimeout (->
@@ -139,28 +139,28 @@ class @AwardsHandler
       "</button>"
     )
 
-    emoji_node = $(nodes.join("\n"))
-      .insertBefore(".js-award-holder")
-      .find(".emoji-icon")
-      .data("emoji", emoji)
+    $(nodes.join("\n"))
+      .insertBefore('.js-award-holder')
+      .find('.emoji-icon')
+      .data('emoji', emoji)
     $('.award-control').tooltip()
 
   resolveNameToCssClass: (emoji) ->
-    emoji_icon = $(".emoji-menu-content [data-emoji='#{emoji}']")
+    emojiIcon = $(".emoji-menu-content [data-emoji='#{emoji}']")
 
-    if emoji_icon.length > 0
-      unicodeName = emoji_icon.data("unicode-name")
+    if emojiIcon.length > 0
+      unicodeName = emojiIcon.data('unicode-name')
     else
       # Find by alias
-      unicodeName = $(".emoji-menu-content [data-aliases*=':#{emoji}:']").data("unicode-name")
+      unicodeName = $(".emoji-menu-content [data-aliases*=':#{emoji}:']").data('unicode-name')
 
     "emoji-#{unicodeName}"
 
   postEmoji: (emoji, callback) ->
-    $.post @post_emoji_url, { note: {
+    $.post @postEmojiUrl, { note: {
       note: ":#{emoji}:"
-      noteable_type: @noteable_type
-      noteable_id: @noteable_id
+      noteable_type: @noteableType
+      noteable_id: @noteableId
     }},(data) ->
       if data.ok
         callback.call()
@@ -173,46 +173,43 @@ class @AwardsHandler
       scrollTop: $('.awards').offset().top - 80
     }, 200)
 
-  normilizeEmojiName: (emoji) ->
-    @aliases[emoji] || emoji
-
   addEmojiToFrequentlyUsedList: (emoji) ->
-    frequently_used_emojis = @getFrequentlyUsedEmojis()
-    frequently_used_emojis.push(emoji)
-    $.cookie('frequently_used_emojis', frequently_used_emojis.join(","), { expires: 365 })
+    frequentlyUsedEmojis = @getFrequentlyUsedEmojis()
+    frequentlyUsedEmojis.push(emoji)
+    $.cookie('frequently_used_emojis', frequentlyUsedEmojis.join(','), { expires: 365 })
 
   getFrequentlyUsedEmojis: ->
-    frequently_used_emojis = ($.cookie('frequently_used_emojis') || "").split(",")
-    _.compact(_.uniq(frequently_used_emojis))
+    frequentlyUsedEmojis = ($.cookie('frequently_used_emojis') || '').split(',')
+    _.compact(_.uniq(frequentlyUsedEmojis))
 
   renderFrequentlyUsedBlock: ->
     if $.cookie('frequently_used_emojis')
-      frequently_used_emojis = @getFrequentlyUsedEmojis()
+      frequentlyUsedEmojis = @getFrequentlyUsedEmojis()
 
-      ul = $("<ul>")
+      ul = $('<ul>')
 
-      for emoji in frequently_used_emojis
+      for emoji in frequentlyUsedEmojis
         do (emoji) ->
-          $(".emoji-menu-content [data-emoji='#{emoji}']").closest("li").clone().appendTo(ul)
+          $(".emoji-menu-content [data-emoji='#{emoji}']").closest('li').clone().appendTo(ul)
 
-      $("input.emoji-search").after(ul).after($("<h5>").text("Frequently used"))
+      $('input.emoji-search').after(ul).after($('<h5>').text('Frequently used'))
 
   setupSearch: ->
-    $("input.emoji-search").keyup (ev) =>
+    $('input.emoji-search').keyup (ev) =>
       term = $(ev.target).val()
 
       # Clean previous search results
-      $("ul.emoji-menu-search, h5.emoji-search").remove()
+      $('ul.emoji-menu-search, h5.emoji-search').remove()
 
       if term
         # Generate a search result block
-        h5 = $("<h5>").text("Search results").addClass("emoji-search")
-        found_emojis = @searchEmojis(term).show()
-        ul = $("<ul>").addClass("emoji-menu-list emoji-menu-search").append(found_emojis)
-        $(".emoji-menu-content ul, .emoji-menu-content h5").hide()
-        $(".emoji-menu-content").append(h5).append(ul)
+        h5 = $('<h5>').text('Search results').addClass('emoji-search')
+        foundEmojis = @searchEmojis(term).show()
+        ul = $('<ul>').addClass('emoji-menu-list emoji-menu-search').append(foundEmojis)
+        $('.emoji-menu-content ul, .emoji-menu-content h5').hide()
+        $('.emoji-menu-content').append(h5).append(ul)
       else
-        $(".emoji-menu-content").children().show()
+        $('.emoji-menu-content').children().show()
 
   searchEmojis: (term)->
     $(".emoji-menu-content [data-emoji*='#{term}']").closest("li").clone()
diff --git a/app/assets/javascripts/ci/application.js.coffee b/app/assets/javascripts/ci/application.js.coffee
index 05aa0f366bb..ca24c1d759f 100644
--- a/app/assets/javascripts/ci/application.js.coffee
+++ b/app/assets/javascripts/ci/application.js.coffee
@@ -1,34 +1,6 @@
-# This is a manifest file that'll be compiled into application.js, which will include all the files
-# listed below.
-#
-# Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
-# or vendor/assets/javascripts of plugins, if any, can be referenced here using a relative path.
-#
-# It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
-# the compiled file.
-#
-# WARNING: THE FIRST BLANK LINE MARKS THE END OF WHAT'S TO BE PROCESSED, ANY BLANK LINE SHOULD
-# GO AFTER THE REQUIRES BELOW.
-#
 #= require pager
 #= require jquery_nested_form
 #= require_tree .
-#
-$(document).on 'click', '.edit-runner-link', (event) ->
-  event.preventDefault()
-
-  descr = $(this).closest('.runner-description').first()
-  descr.addClass('hide')
-  form = descr.next('.runner-description-form')
-  descrInput = form.find('input.description')
-  originalValue = descrInput.val()
-  form.removeClass('hide')
-  form.find('.cancel').on 'click', (event) ->
-    event.preventDefault()
-
-    form.addClass('hide')
-    descrInput.val(originalValue)
-    descr.removeClass('hide')
 
 $(document).on 'click', '.assign-all-runner', ->
   $(this).replaceWith('<i class="fa fa-refresh fa-spin"></i> Assign in progress..')
diff --git a/app/assets/javascripts/ci/build.coffee b/app/assets/javascripts/ci/build.coffee
index 7afe8bf79e2..fca0c3bae5c 100644
--- a/app/assets/javascripts/ci/build.coffee
+++ b/app/assets/javascripts/ci/build.coffee
@@ -1,9 +1,12 @@
 class CiBuild
   @interval: null
+  @state: null
 
-  constructor: (build_url, build_status) ->
+  constructor: (build_url, build_status, build_state) ->
     clearInterval(CiBuild.interval)
 
+    @state = build_state
+
     @initScrollButtonAffix()
 
     if build_status == "running" || build_status == "pending"
@@ -26,14 +29,18 @@ class CiBuild
       CiBuild.interval = setInterval =>
         if window.location.href.split("#").first() is build_url
           $.ajax
-            url: build_url
+            url: build_url + "/trace.json?state=" + encodeURIComponent(@state)
             dataType: "json"
-            success: (build) =>
-              if build.status == "running"
-                $('#build-trace code').html build.trace_html
-                $('#build-trace code').append '<i class="fa fa-refresh fa-spin"/>'
+            success: (log) =>
+              @state = log.state
+              if log.status is "running"
+                if log.append
+                  $('.fa-refresh').before log.html
+                else
+                  $('#build-trace code').html log.html
+                  $('#build-trace code').append '<i class="fa fa-refresh fa-spin"/>'
                 @checkAutoscroll()
-              else if build.status != build_status
+              else if log.status isnt build_status
                 Turbolinks.visit build_url
       , 4000
 
diff --git a/app/assets/javascripts/dispatcher.js.coffee b/app/assets/javascripts/dispatcher.js.coffee
index 2fdb7562515..f91aa3c5ad7 100644
--- a/app/assets/javascripts/dispatcher.js.coffee
+++ b/app/assets/javascripts/dispatcher.js.coffee
@@ -108,6 +108,8 @@ class Dispatcher
         new BuildArtifacts()
       when 'projects:group_links:index'
         new GroupsSelect()
+      when 'search:show'
+        new Search()
 
     switch path.first()
       when 'admin'
diff --git a/app/assets/javascripts/gl_dropdown.js.coffee b/app/assets/javascripts/gl_dropdown.js.coffee
index 29466e9f2ed..1d1bfeb2e77 100644
--- a/app/assets/javascripts/gl_dropdown.js.coffee
+++ b/app/assets/javascripts/gl_dropdown.js.coffee
@@ -184,6 +184,9 @@ class GitLabDropdown
     @dropdown.on "shown.bs.dropdown", @opened
     @dropdown.on "hidden.bs.dropdown", @hidden
     @dropdown.on "click", ".dropdown-menu, .dropdown-menu-close", @shouldPropagate
+    @dropdown.on 'keyup', (e) =>
+      if e.which is 27 # Escape key
+        $('.dropdown-menu-close', @dropdown).trigger 'click'
 
     if @dropdown.find(".dropdown-toggle-page").length
       @dropdown.find(".dropdown-toggle-page, .dropdown-menu-back").on "click", (e) =>
diff --git a/app/assets/javascripts/issuable_context.js.coffee b/app/assets/javascripts/issuable_context.js.coffee
index 3a439b94c59..3c491ebfc4c 100644
--- a/app/assets/javascripts/issuable_context.js.coffee
+++ b/app/assets/javascripts/issuable_context.js.coffee
@@ -10,8 +10,8 @@ class @IssuableContext
       $(this).submit()
 
     $(document)
-      .off 'click', '.dropdown-content a'
-      .on 'click', '.dropdown-content a', (e) ->
+      .off 'click', '.issuable-sidebar .dropdown-content a'
+      .on 'click', '.issuable-sidebar .dropdown-content a', (e) ->
         e.preventDefault()
 
     $(document)
diff --git a/app/assets/javascripts/issue.js.coffee b/app/assets/javascripts/issue.js.coffee
index c7d74a12f99..157361404e0 100644
--- a/app/assets/javascripts/issue.js.coffee
+++ b/app/assets/javascripts/issue.js.coffee
@@ -12,6 +12,7 @@ class @Issue
 
     @initMergeRequests()
     @initRelatedBranches()
+    @initCanCreateBranch()
 
   initTaskList: ->
     $('.detail-page-description .js-task-list-container').taskList('enable')
@@ -92,3 +93,25 @@ class @Issue
       .success (data) ->
         if 'html' of data
           $container.html(data.html)
+
+  initCanCreateBranch: ->
+    $container = $('div#new-branch')
+
+    # If the user doesn't have the required permissions the container isn't
+    # rendered at all.
+    return unless $container
+
+    $.getJSON($container.data('path'))
+      .error ->
+        $container.find('.checking').hide()
+        $container.find('.unavailable').show()
+
+        new Flash('Failed to check if a new branch can be created.', 'alert')
+      .success (data) ->
+        if data.can_create_branch
+          $container.find('.checking').hide()
+          $container.find('.available').show()
+          $container.find('a').attr('disabled', false)
+        else
+          $container.find('.checking').hide()
+          $container.find('.unavailable').show()
diff --git a/app/assets/javascripts/labels_select.js.coffee b/app/assets/javascripts/labels_select.js.coffee
index 85517b18c5a..995fd768603 100644
--- a/app/assets/javascripts/labels_select.js.coffee
+++ b/app/assets/javascripts/labels_select.js.coffee
@@ -30,7 +30,7 @@ class @LabelsSelect
       if issueUpdateURL
         labelHTMLTemplate = _.template(
             '<% _.each(labels, function(label){ %>
-            <a href="<%= ["",issueURLSplit[1], issueURLSplit[2],""].join("/") %>issues?label_name=<%= _.escape(label.title) %>">
+            <a href="<%= ["",issueURLSplit[1], issueURLSplit[2],""].join("/") %>issues?label_name[]=<%= _.escape(label.title) %>">
             <span class="label has-tooltip color-label" title="<%= _.escape(label.description) %>" style="background-color: <%= label.color %>; color: <%= label.text_color %>;">
             <%= _.escape(label.title) %>
             </span>
@@ -163,6 +163,21 @@ class @LabelsSelect
           $.ajax(
             url: labelUrl
           ).done (data) ->
+            data = _.chain data
+              .groupBy (label) ->
+                label.title
+              .map (label) ->
+                color = _.map label, (dup) ->
+                  dup.color
+
+                return {
+                  id: label[0].id
+                  title: label[0].title
+                  color: color
+                  duplicate: color.length > 1
+                }
+              .value()
+
             if $dropdown.hasClass 'js-extra-options'
               if showNo
                 data.unshift(
@@ -178,6 +193,7 @@ class @LabelsSelect
 
               if data.length > 2
                 data.splice 2, 0, 'divider'
+
             callback data
 
         renderRow: (label) ->
@@ -192,11 +208,31 @@ class @LabelsSelect
           if $dropdown.hasClass('js-multiselect') and removesAll
             selectedClass.push 'dropdown-clear-active'
 
-          color = if label.color? then "<span class='dropdown-label-box' style='background-color: #{label.color}'></span>" else ""
+          if label.duplicate
+            spacing = 100 / label.color.length
+
+            # Reduce the colors to 4
+            label.color = label.color.filter (color, i) ->
+              i < 4
+
+            color = _.map(label.color, (color, i) ->
+              percentFirst = Math.floor(spacing * i)
+              percentSecond = Math.floor(spacing * (i + 1))
+              "#{color} #{percentFirst}%,#{color} #{percentSecond}% "
+            ).join(',')
+            color = "linear-gradient(#{color})"
+          else
+            if label.color?
+              color = label.color[0]
+
+          if color
+            colorEl = "<span class='dropdown-label-box' style='background: #{color}'></span>"
+          else
+            colorEl = ''
 
           "<li>
             <a href='#' class='#{selectedClass.join(' ')}'>
-              #{color}
+              #{colorEl}
               #{_.escape(label.title)}
             </a>
           </li>"
diff --git a/app/assets/javascripts/merge_request_widget.js.coffee b/app/assets/javascripts/merge_request_widget.js.coffee
index 065626beeb8..f58647988a2 100644
--- a/app/assets/javascripts/merge_request_widget.js.coffee
+++ b/app/assets/javascripts/merge_request_widget.js.coffee
@@ -9,11 +9,12 @@ class @MergeRequestWidget
   constructor: (@opts) ->
     $('#modal_merge_info').modal(show: false)
     @firstCICheck = true
-    @readyForCICheck = true
+    @readyForCICheck = false
     clearInterval @fetchBuildStatusInterval
 
     @clearEventListeners()
     @addEventListeners()
+    @getCIStatus(false)
     @pollCIStatus()
     notifyPermissions()
 
@@ -68,20 +69,18 @@ class @MergeRequestWidget
     $.getJSON @opts.ci_status_url, (data) =>
       @readyForCICheck = true
 
-      if @firstCICheck
-        @firstCICheck = false
-        @opts.ci_status = data.status
-
-      if @opts.ci_status is ''
-        @opts.ci_status = data.status
+      if data.status is ''
         return
 
-      if data.status isnt @opts.ci_status and data.status?
+      if @firstCICheck || data.status isnt @opts.ci_status and data.status?
+        @opts.ci_status = data.status
         @showCIStatus data.status
         if data.coverage
           @showCICoverage data.coverage
 
-        if showNotification
+        # The first check should only update the UI, a notification
+        # should only be displayed on status changes
+        if showNotification and not @firstCICheck
           status = @ciLabelForStatus(data.status)
 
           if status is "preparing"
@@ -104,8 +103,7 @@ class @MergeRequestWidget
               @close()
               Turbolinks.visit _this.opts.builds_path
           )
-
-        @opts.ci_status = data.status
+        @firstCICheck = false
 
   showCIStatus: (state) ->
     $('.ci_widget').hide()
diff --git a/app/assets/javascripts/notes.js.coffee b/app/assets/javascripts/notes.js.coffee
index 82e210fed7d..6d9d6528f45 100644
--- a/app/assets/javascripts/notes.js.coffee
+++ b/app/assets/javascripts/notes.js.coffee
@@ -167,8 +167,8 @@ class @Notes
       return
 
     if note.award
-      awards_handler.addAwardToEmojiBar(note.note)
-      awards_handler.scrollToAwards()
+      awardsHandler.addAwardToEmojiBar(note.note)
+      awardsHandler.scrollToAwards()
 
     # render note if it not present in loaded list
     # or skip if rendered
@@ -285,6 +285,7 @@ class @Notes
     form.addClass "js-main-target-form"
 
     form.find("#note_line_code").remove()
+    form.find("#note_type").remove()
 
   ###
   General note form setup.
@@ -373,11 +374,11 @@ class @Notes
 
     new GLForm form
     if scrollTo? and myLastNote?
-      # scroll to the bottom 
+      # scroll to the bottom
       # so the open of the last element doesn't make a jump
       $('html, body').scrollTop($(document).height());
       $('html, body').animate({
-        scrollTop: myLastNote.offset().top - 150  
+        scrollTop: myLastNote.offset().top - 150
       }, 500, ->
         $noteText = form.find(".js-note-text")
         $noteText.focus()
@@ -472,6 +473,7 @@ class @Notes
   setupDiscussionNoteForm: (dataHolder, form) =>
     # setup note target
     form.attr 'id', "new-discussion-note-form-#{dataHolder.data("discussionId")}"
+    form.find("#note_type").val dataHolder.data("noteType")
     form.find("#line_type").val dataHolder.data("lineType")
     form.find("#note_commit_id").val dataHolder.data("commitId")
     form.find("#note_line_code").val dataHolder.data("lineCode")
diff --git a/app/assets/javascripts/right_sidebar.js.coffee b/app/assets/javascripts/right_sidebar.js.coffee
index 67403554340..2d084b76cfe 100644
--- a/app/assets/javascripts/right_sidebar.js.coffee
+++ b/app/assets/javascripts/right_sidebar.js.coffee
@@ -1,10 +1,12 @@
 class @Sidebar
   constructor: (currentUser) ->
+    @sidebar = $('aside')
+
     @addEventListeners()
 
   addEventListeners: ->
-    $('aside').on('click', '.sidebar-collapsed-icon', @sidebarCollapseClicked)
-    $('.dropdown').on('hidden.gl.dropdown', @sidebarDropdownHidden)
+    @sidebar.on('click', '.sidebar-collapsed-icon', @, @sidebarCollapseClicked)
+    $('.dropdown').on('hidden.gl.dropdown', @, @onSidebarDropdownHidden)
     $('.dropdown').on('loading.gl.dropdown', @sidebarDropdownLoading)
     $('.dropdown').on('loaded.gl.dropdown', @sidebarDropdownLoaded)
 
@@ -30,26 +32,56 @@ class @Sidebar
     else
       i.show()
 
-
   sidebarCollapseClicked: (e) ->
+    sidebar = e.data
     e.preventDefault()
     $block = $(@).closest('.block')
+    sidebar.openDropdown($block);
 
-    $('aside')
-      .find('.gutter-toggle')
-      .trigger('click')
-    $editLink = $block.find('.edit-link')
+  openDropdown: (blockOrName) ->
+    $block = if _.isString(blockOrName) then @getBlock(blockOrName) else blockOrName
+
+    $block.find('.edit-link').trigger('click')
 
-    if $editLink.length
-      $editLink.trigger('click')
-      $block.addClass('collapse-after-update')
-      $('.page-with-sidebar').addClass('with-overlay')
+    if not @isOpen()
+      @setCollapseAfterUpdate($block)
+      @toggleSidebar('open')
 
-  sidebarDropdownHidden: (e) ->
+  setCollapseAfterUpdate: ($block) ->
+    $block.addClass('collapse-after-update')
+    $('.page-with-sidebar').addClass('with-overlay')
+
+  onSidebarDropdownHidden: (e) ->
+    sidebar = e.data
+    e.preventDefault()
     $block = $(@).closest('.block')
+    sidebar.sidebarDropdownHidden($block)
+
+  sidebarDropdownHidden: ($block) ->
     if $block.hasClass('collapse-after-update')
       $block.removeClass('collapse-after-update')
       $('.page-with-sidebar').removeClass('with-overlay')
-      $('aside')
-        .find('.gutter-toggle')
-        .trigger('click')
\ No newline at end of file
+      @toggleSidebar('hide')
+
+  triggerOpenSidebar: ->
+    @sidebar
+      .find('.js-sidebar-toggle')
+      .trigger('click')
+
+  toggleSidebar: (action = 'toggle') ->
+    if action is 'toggle'
+      @triggerOpenSidebar()
+
+    if action is 'open'
+      @triggerOpenSidebar() if not @isOpen()
+
+    if action is 'hide'
+      @triggerOpenSidebar() is @isOpen()
+
+  isOpen: ->
+    @sidebar.is('.right-sidebar-expanded')
+
+  getBlock: (name) ->
+    @sidebar.find(".block.#{name}")
+
+
diff --git a/app/assets/javascripts/search.js.coffee b/app/assets/javascripts/search.js.coffee
new file mode 100644
index 00000000000..661e1195f60
--- /dev/null
+++ b/app/assets/javascripts/search.js.coffee
@@ -0,0 +1,75 @@
+class @Search
+  constructor: ->
+    $groupDropdown = $('.js-search-group-dropdown')
+    $projectDropdown = $('.js-search-project-dropdown')
+    @eventListeners()
+
+    $groupDropdown.glDropdown(
+      selectable: true
+      filterable: true
+      fieldName: 'group_id'
+      data: (term, callback) ->
+        Api.groups term, null, (data) ->
+          data.unshift(
+            name: 'Any'
+          )
+          data.splice 1, 0, 'divider'
+
+          callback(data)
+      id: (obj) ->
+        obj.id
+      text: (obj) ->
+        obj.name
+      toggleLabel: (obj) ->
+        "#{$groupDropdown.data('default-label')} #{obj.name}"
+      clicked: =>
+        @submitSearch()
+    )
+
+    $projectDropdown.glDropdown(
+      selectable: true
+      filterable: true
+      fieldName: 'project_id'
+      data: (term, callback) ->
+        Api.projects term, 'id', (data) ->
+          data.unshift(
+            name_with_namespace: 'Any'
+          )
+          data.splice 1, 0, 'divider'
+
+          callback(data)
+      id: (obj) ->
+        obj.id
+      text: (obj) ->
+        obj.name_with_namespace
+      toggleLabel: (obj) ->
+        "#{$projectDropdown.data('default-label')} #{obj.name_with_namespace}"
+      clicked: =>
+        @submitSearch()
+    )
+
+  eventListeners: ->
+    $(document)
+      .off 'keyup', '.js-search-input'
+      .on 'keyup', '.js-search-input', @searchKeyUp
+
+    $(document)
+      .off 'click', '.js-search-clear'
+      .on 'click', '.js-search-clear', @clearSearchField
+
+  submitSearch: ->
+    $('.js-search-form').submit()
+
+  searchKeyUp: ->
+    $input = $(@)
+
+    if $input.val() is ''
+      $('.js-search-clear').addClass 'hidden'
+    else
+      $('.js-search-clear').removeClass 'hidden'
+
+  clearSearchField: ->
+    $('.js-search-input')
+      .val ''
+      .trigger 'keyup'
+      .focus()
diff --git a/app/assets/javascripts/shortcuts.js.coffee b/app/assets/javascripts/shortcuts.js.coffee
index 100e3aac535..f3d66004138 100644
--- a/app/assets/javascripts/shortcuts.js.coffee
+++ b/app/assets/javascripts/shortcuts.js.coffee
@@ -2,34 +2,35 @@ class @Shortcuts
   constructor: ->
     @enabledHelp = []
     Mousetrap.reset()
-    Mousetrap.bind('?', @selectiveHelp)
+    Mousetrap.bind('?', @onToggleHelp)
     Mousetrap.bind('s', Shortcuts.focusSearch)
     Mousetrap.bind(['ctrl+shift+p', 'command+shift+p'], @toggleMarkdownPreview)
     Mousetrap.bind('t', -> Turbolinks.visit(findFileURL)) if findFileURL?
 
-  selectiveHelp: (e) =>
-    Shortcuts.showHelp(e, @enabledHelp)
+  onToggleHelp: (e) =>
+    e.preventDefault()
+    @toggleHelp(@enabledHelp)
 
   toggleMarkdownPreview: (e) =>
     $(document).triggerHandler('markdown-preview:toggle', [e])
 
-  @showHelp: (e, location) ->
-    if $('#modal-shortcuts').length > 0
-      $('#modal-shortcuts').modal('show')
-    else
-      url = '/help/shortcuts'
-      url = gon.relative_url_root + url if gon.relative_url_root?
-      $.ajax(
-        url: url,
-        dataType: 'script',
-        success: (e) ->
-          if location and location.length > 0
-            $(l).show() for l in location
-          else
-            $('.hidden-shortcut').show()
-            $('.js-more-help-button').remove()
-      )
-      e.preventDefault()
+  toggleHelp: (location) ->
+    $modal = $('#modal-shortcuts')
+
+    if $modal.length
+      $modal.modal('toggle')
+      return
+
+    $.ajax(
+      url: gon.shortcuts_path,
+      dataType: 'script',
+      success: (e) ->
+        if location and location.length > 0
+          $(l).show() for l in location
+        else
+          $('.hidden-shortcut').show()
+          $('.js-more-help-button').remove()
+    )
 
   @focusSearch: (e) ->
     $('#search').focus()
diff --git a/app/assets/javascripts/shortcuts_issuable.coffee b/app/assets/javascripts/shortcuts_issuable.coffee
index bbf02f1db24..ccb42ab2168 100644
--- a/app/assets/javascripts/shortcuts_issuable.coffee
+++ b/app/assets/javascripts/shortcuts_issuable.coffee
@@ -4,14 +4,8 @@
 class @ShortcutsIssuable extends ShortcutsNavigation
   constructor: (isMergeRequest) ->
     super()
-    Mousetrap.bind('a', ->
-      $('.block.assignee .edit-link').trigger('click')
-      return false
-    )
-    Mousetrap.bind('m', ->
-      $('.block.milestone .edit-link').trigger('click')
-      return false
-    )
+    Mousetrap.bind('a', @openSidebarDropdown.bind(@, 'assignee'))
+    Mousetrap.bind('m', @openSidebarDropdown.bind(@, 'milestone'))
     Mousetrap.bind('r', =>
       @replyWithSelectedText()
       return false
@@ -28,7 +22,7 @@ class @ShortcutsIssuable extends ShortcutsNavigation
       @editIssue()
       return false
     )
-
+    Mousetrap.bind('l', @openSidebarDropdown.bind(@, 'labels'))
 
     if isMergeRequest
       @enabledHelp.push('.hidden-shortcut.merge_requests')
@@ -71,3 +65,7 @@ class @ShortcutsIssuable extends ShortcutsNavigation
   editIssue: ->
     $editBtn = $('.issuable-edit')
     Turbolinks.visit($editBtn.attr('href'))
+
+  openSidebarDropdown: (name) ->
+    sidebar.openDropdown(name)
+    return false
diff --git a/app/assets/javascripts/shortcuts_navigation.coffee b/app/assets/javascripts/shortcuts_navigation.coffee
index 8decaedd87b..f39504e0645 100644
--- a/app/assets/javascripts/shortcuts_navigation.coffee
+++ b/app/assets/javascripts/shortcuts_navigation.coffee
@@ -14,6 +14,7 @@ class @ShortcutsNavigation extends Shortcuts
     Mousetrap.bind('g m', -> ShortcutsNavigation.findAndFollowLink('.shortcuts-merge_requests'))
     Mousetrap.bind('g w', -> ShortcutsNavigation.findAndFollowLink('.shortcuts-wiki'))
     Mousetrap.bind('g s', -> ShortcutsNavigation.findAndFollowLink('.shortcuts-snippets'))
+    Mousetrap.bind('i', -> ShortcutsNavigation.findAndFollowLink('.shortcuts-new-issue'))
     @enabledHelp.push('.hidden-shortcut.project')
 
   @findAndFollowLink: (selector) ->
diff --git a/app/assets/javascripts/sidebar.js.coffee b/app/assets/javascripts/sidebar.js.coffee
index 860d4f438d0..ea4ac52da31 100644
--- a/app/assets/javascripts/sidebar.js.coffee
+++ b/app/assets/javascripts/sidebar.js.coffee
@@ -12,7 +12,7 @@ toggleSidebar = ->
     niceScrollBars.updateScrollBar();
   ), 300
 
-$(document).on("click", '.toggle-nav-collapse', (e) ->
+$(document).on("click", '.toggle-nav-collapse, .side-nav-toggle', (e) ->
   e.preventDefault()
 
   toggleSidebar()
diff --git a/app/assets/javascripts/todos.js.coffee b/app/assets/javascripts/todos.js.coffee
index 10e698d6a54..10bef96f43d 100644
--- a/app/assets/javascripts/todos.js.coffee
+++ b/app/assets/javascripts/todos.js.coffee
@@ -102,7 +102,8 @@ class @Todos
     todoLink = $(this).data('url')
     return unless todoLink
 
-    if e.metaKey
+    # Allow Meta-Click or Mouse3-click to open in a new tab
+    if e.metaKey or e.which is 2
       e.preventDefault()
       window.open(todoLink,'_blank')
     else
diff --git a/app/assets/javascripts/user_tabs.js.coffee b/app/assets/javascripts/user_tabs.js.coffee
index 09b7eec9104..70614396a4e 100644
--- a/app/assets/javascripts/user_tabs.js.coffee
+++ b/app/assets/javascripts/user_tabs.js.coffee
@@ -26,6 +26,10 @@
 #         Personal projects
 #       </a>
 #     </li>
+#    <li class="snippets-tab">
+#       <a data-action="snippets" data-target="#snippets" data-toggle="tab" href="/u/username/snippets">
+#       </a>
+#     </li>
 #   </ul>
 #
 #   <div class="tab-content">
@@ -41,6 +45,9 @@
 #     <div class="tab-pane" id="projects">
 #       Projects content
 #     </div>
+#     <div class="tab-pane" id="snippets">
+#       Snippets content
+#     </div>
 #   </div>
 #
 #   <div class="loading-status">
@@ -92,7 +99,7 @@ class @UserTabs
     @setCurrentAction(action)
 
   activateTab: (action) ->
-    @parentEl.find(".nav-links .#{action}-tab a").tab('show')
+    @parentEl.find(".nav-links .js-#{action}-tab a").tab('show')
 
   setTab: (source, action) ->
     return if @loaded[action] is true
@@ -100,7 +107,7 @@ class @UserTabs
     if action is 'activity'
       @loadActivities(source)
 
-    if action in ['groups', 'contributed', 'projects']
+    if action in ['groups', 'contributed', 'projects', 'snippets']
       @loadTab(source, action)
 
   loadTab: (source, action) ->
diff --git a/app/assets/stylesheets/framework.scss b/app/assets/stylesheets/framework.scss
index c85ab9148d0..560de9fc0bd 100644
--- a/app/assets/stylesheets/framework.scss
+++ b/app/assets/stylesheets/framework.scss
@@ -25,6 +25,7 @@
 @import "framework/lists.scss";
 @import "framework/markdown_area.scss";
 @import "framework/mobile.scss";
+@import "framework/modal.scss";
 @import "framework/nav.scss";
 @import "framework/pagination.scss";
 @import "framework/progress.scss";
diff --git a/app/assets/stylesheets/framework/avatar.scss b/app/assets/stylesheets/framework/avatar.scss
index 5aa425dab6c..f5ce70b606b 100644
--- a/app/assets/stylesheets/framework/avatar.scss
+++ b/app/assets/stylesheets/framework/avatar.scss
@@ -28,6 +28,7 @@
   &.s46 { width: 46px; height: 46px; margin-right: 15px; }
   &.s48 { width: 48px; height: 48px; margin-right: 10px; }
   &.s60 { width: 60px; height: 60px; margin-right: 12px; }
+  &.s70 { width: 70px; height: 70px; margin-right: 14px; }
   &.s90 { width: 90px; height: 90px; margin-right: 15px; }
   &.s110 { width: 110px; height: 110px; margin-right: 15px; }
   &.s140 { width: 140px; height: 140px; margin-right: 20px; }
diff --git a/app/assets/stylesheets/framework/blocks.scss b/app/assets/stylesheets/framework/blocks.scss
index 62b2af0dbf7..434a26d57c6 100644
--- a/app/assets/stylesheets/framework/blocks.scss
+++ b/app/assets/stylesheets/framework/blocks.scss
@@ -1,5 +1,5 @@
 .light-well {
-  background-color: #f8fafc;
+  background-color: $background-color;
   padding: 15px;
 }
 
@@ -18,7 +18,7 @@
   line-height: 36px;
 }
 
-.gray-content-block {
+.row-content-block {
   margin-top: 0;
   margin-bottom: -$gl-padding;
   background-color: $background-color;
@@ -81,6 +81,11 @@
       margin-left: 10px;
     }
   }
+
+  &.build-content {
+    background-color: $white-light;
+    border-top: none;
+  }
 }
 
 .cover-block {
@@ -113,7 +118,7 @@
     line-height: 1.1;
 
     h1 {
-      color: #313236;
+      color: $gl-gray-dark;
       margin-bottom: 6px;
       font-size: 23px;
     }
@@ -150,6 +155,41 @@
       right: auto;
     }
   }
+
+  &.groups-cover-block {
+    background: $white-light;
+    border-bottom: 1px solid $border-color;
+    text-align: left;
+    padding: 24px 0;
+
+    .group-info {
+      .cover-title {
+        margin-top: 9px;
+      }
+
+      p {
+        margin-bottom: 0;
+      }
+    }
+
+    @media (max-width: $screen-xs-max) {
+      text-align: center;
+
+      .avatar {
+        float: none;
+      }
+    }
+  }
+
+  .group-info {
+
+    h1 {
+      display: inline;
+      font-weight: normal;
+      font-size: 24px;
+      color: $gl-title-color;
+    }
+  }
 }
 
 .block-connector {
diff --git a/app/assets/stylesheets/framework/buttons.scss b/app/assets/stylesheets/framework/buttons.scss
index 18a74fe21a0..eaf85bb17ca 100644
--- a/app/assets/stylesheets/framework/buttons.scss
+++ b/app/assets/stylesheets/framework/buttons.scss
@@ -59,7 +59,7 @@
 }
 
 @mixin btn-gray {
-  @include btn-color($gray-light, $border-gray-light, $gray-normal, $border-gray-light, $gray-dark, $border-gray-dark, #313236);
+  @include btn-color($gray-light, $border-gray-light, $gray-normal, $border-gray-light, $gray-dark, $border-gray-dark, $gl-gray-dark);
 }
 
 @mixin btn-white {
@@ -139,6 +139,10 @@
     pointer-events: auto !important;
   }
 
+  &[disabled] {
+    pointer-events: none !important;
+  }
+
   .caret {
     margin-left: 5px;
   }
@@ -247,3 +251,10 @@
 .btn-file-option {
   background: linear-gradient(180deg, $white-light 25%, $gray-light 100%);
 }
+
+.btn-build {
+  margin-left: 10px;
+  i {
+    color: $gl-icon-color;
+  }
+}
diff --git a/app/assets/stylesheets/framework/calendar.scss b/app/assets/stylesheets/framework/calendar.scss
index 0b3af592d4a..11f39d583bd 100644
--- a/app/assets/stylesheets/framework/calendar.scss
+++ b/app/assets/stylesheets/framework/calendar.scss
@@ -54,6 +54,10 @@
     fill: #254e77 !important;
   }
 
+  .future {
+    visibility: hidden;
+  }
+
   .domain-background {
     fill: none;
     shape-rendering: crispedges;
diff --git a/app/assets/stylesheets/framework/common.scss b/app/assets/stylesheets/framework/common.scss
index 2ade341c9dd..f8aecd0558d 100644
--- a/app/assets/stylesheets/framework/common.scss
+++ b/app/assets/stylesheets/framework/common.scss
@@ -11,6 +11,7 @@
 .prepend-top-10 { margin-top: 10px }
 .prepend-top-default { margin-top: $gl-padding !important; }
 .prepend-top-20 { margin-top: 20px }
+.prepend-left-5 { margin-left: 5px }
 .prepend-left-10 { margin-left: 10px }
 .prepend-left-default { margin-left: $gl-padding; }
 .prepend-left-20 { margin-left: 20px }
@@ -288,7 +289,7 @@ table {
   text-shadow: none;
 
   @media (min-width: $screen-sm-min) {
-    margin-top: 11px;
+    margin-top: 8px;
   }
 }
 
diff --git a/app/assets/stylesheets/framework/dropdowns.scss b/app/assets/stylesheets/framework/dropdowns.scss
index 239eaf15cc1..4bf3a050403 100644
--- a/app/assets/stylesheets/framework/dropdowns.scss
+++ b/app/assets/stylesheets/framework/dropdowns.scss
@@ -42,7 +42,7 @@
   font-size: 15px;
   text-align: left;
   border: 1px solid $dropdown-toggle-border-color;
-  border-radius: $dropdown-border-radius;
+  border-radius: $border-radius-base;
   outline: 0;
   text-overflow: ellipsis;
   white-space: nowrap;
@@ -80,7 +80,7 @@
   padding: 10px 0;
   background-color: $dropdown-bg;
   border: 1px solid $dropdown-border-color;
-  border-radius: $dropdown-border-radius;
+  border-radius: $border-radius-base;
   box-shadow: 0 2px 4px $dropdown-shadow-color;
 
   &.is-loading {
diff --git a/app/assets/stylesheets/framework/files.scss b/app/assets/stylesheets/framework/files.scss
index 32cc15113f2..61d9954c6c8 100644
--- a/app/assets/stylesheets/framework/files.scss
+++ b/app/assets/stylesheets/framework/files.scss
@@ -84,10 +84,6 @@
       }
     }
 
-    &.blob_file {
-
-    }
-
     &.blob-no-preview {
       background: #eee;
       text-shadow: 0 1px 2px #fff;
diff --git a/app/assets/stylesheets/framework/forms.scss b/app/assets/stylesheets/framework/forms.scss
index 54cb5461113..558b133f593 100644
--- a/app/assets/stylesheets/framework/forms.scss
+++ b/app/assets/stylesheets/framework/forms.scss
@@ -78,6 +78,24 @@ label {
   border-radius: 3px;
 }
 
+.select-wrapper {
+  position: relative;
+
+  .caret {
+    position: absolute;
+    right: 10px;
+    top: $gl-padding;
+    color: $gray-darkest;
+    pointer-events: none;
+  }
+}
+
+.select-control {
+  padding-left: 10px;
+  padding-right: 10px;
+  -webkit-appearance: none;
+}
+
 .form-control-inline {
   display: inline;
 }
diff --git a/app/assets/stylesheets/framework/gitlab-theme.scss b/app/assets/stylesheets/framework/gitlab-theme.scss
index c83cf881596..16cf394c426 100644
--- a/app/assets/stylesheets/framework/gitlab-theme.scss
+++ b/app/assets/stylesheets/framework/gitlab-theme.scss
@@ -9,8 +9,7 @@
 @mixin gitlab-theme($color-light, $color, $color-darker, $color-dark) {
   .page-with-sidebar {
     .header-logo {
-      background-color: $color;
-      border-color: $color;
+      background: $color-darker;
 
       a {
         color: $color-light;
@@ -21,9 +20,13 @@
       }
 
       &:hover {
-        background-color: $color-darker;
+        background-color: $color-dark;
         a {
           color: #fff;
+
+          h3 {
+            color: #fff;
+          }
         }
       }
     }
@@ -87,8 +90,8 @@
 }
 
 $theme-blue: #2980b9;
-$theme-charcoal: #333c47;
-$theme-graphite: #888;
+$theme-charcoal: #3d454d;
+$theme-graphite: #666;
 $theme-gray: #373737;
 $theme-green: #019875;
 $theme-violet: #548;
@@ -99,11 +102,11 @@ body {
   }
 
   &.ui_charcoal {
-    @include gitlab-theme(#c5d0de, $theme-charcoal, #2b333d, #24272d);
+    @include gitlab-theme(#d6d7d9, #485157, $theme-charcoal, #353b41);
   }
 
   &.ui_graphite {
-    @include gitlab-theme(#ccc, $theme-graphite, #777, #666);
+    @include gitlab-theme(#ccc, #777, $theme-graphite, #555);
   }
 
   &.ui_gray {
diff --git a/app/assets/stylesheets/framework/header.scss b/app/assets/stylesheets/framework/header.scss
index c303380764b..0da96c4017d 100644
--- a/app/assets/stylesheets/framework/header.scss
+++ b/app/assets/stylesheets/framework/header.scss
@@ -6,12 +6,12 @@ header {
   transition-duration: .3s;
 
   &.navbar-empty {
-    height: 58px;
+    height: $header-height;
     background: #fff;
-    border-bottom: 1px solid #eee;
+    border-bottom: 1px solid $btn-gray-hover;
 
     .center-logo {
-      margin: 11px 0;
+      margin: 8px 0;
       text-align: center;
 
       #tanuki-logo, img {
@@ -22,13 +22,21 @@ header {
   }
 
   &.navbar-gitlab {
-    padding: 0 20px;
+    padding: 0 16px;
     z-index: 100;
     margin-bottom: 0;
-    min-height: $header-height;
-    background-color: #fff;
+    height: $header-height;
+    background-color: $background-color;
     border: none;
-    border-bottom: 1px solid #eee;
+    border-bottom: 1px solid $border-color;
+
+    @media (max-width: $screen-xs-min) {
+      padding: 0 16px;
+    }
+
+    &.with-horizontal-nav {
+      border-bottom: none;
+    }
 
     .container-fluid {
       width: 100% !important;
@@ -47,7 +55,7 @@ header {
         text-align: center;
 
         &:hover, &:focus, &:active {
-          background-color: #fff;
+          background-color: $background-color;
         }
       }
 
@@ -56,16 +64,44 @@ header {
         margin: 6px 0;
         border-radius: 0;
         position: absolute;
-        right: 2px;
+        right: -10px;
+        padding: 6px 10px;
 
         &:hover {
-          background-color: #eee;
+          background-color: $btn-gray-hover;
         }
+
         &.active {
           color: $gl-icon-color;
         }
       }
     }
+
+    &.header-collapsed {
+      padding: 0 16px;
+    }
+
+    .side-nav-toggle {
+      display: none;
+      position: absolute;
+      left: -10px;
+      margin: 6px 0;
+      padding: 6px 10px;
+      border: none;
+      background-color: $background-color;
+
+      &:hover {
+        background-color: $btn-gray-hover;
+      }
+
+      &:focus {
+        outline: none;
+      }
+
+      @media (max-width: $screen-xs-min) {
+        display: block;
+      }
+    }
   }
 
   .header-content {
@@ -73,6 +109,10 @@ header {
     height: $header-height;
     padding-right: 40px;
 
+    @media (max-width: $screen-xs-min) {
+      padding-left: 40px;
+    }
+
     @media (min-width: $screen-sm-min) {
       padding-right: 0;
     }
@@ -141,6 +181,10 @@ header {
   @media (min-width: $screen-md-min) {
     @include collapsed-header;
   }
+
+  @media (max-width: $screen-xs-min) {
+    margin-left: 0;
+  }
 }
 
 .header-expanded {
@@ -149,6 +193,10 @@ header {
   @media (min-width: $screen-md-min) {
     margin-left: $sidebar_width;
   }
+
+  @media (max-width: $screen-xs-min) {
+    margin-left: 0;
+  }
 }
 
 @media (max-width: $screen-xs-max) {
diff --git a/app/assets/stylesheets/framework/markdown_area.scss b/app/assets/stylesheets/framework/markdown_area.scss
index 704fa1ff800..fd885b38680 100644
--- a/app/assets/stylesheets/framework/markdown_area.scss
+++ b/app/assets/stylesheets/framework/markdown_area.scss
@@ -95,7 +95,7 @@
   &.md-preview-holder {
     code {
       white-space: pre-wrap;
-      word-break: break-all;
+      word-break: keep-all;
     }
   }
 }
diff --git a/app/assets/stylesheets/framework/mobile.scss b/app/assets/stylesheets/framework/mobile.scss
index 7eb451c124e..33cbee85987 100644
--- a/app/assets/stylesheets/framework/mobile.scss
+++ b/app/assets/stylesheets/framework/mobile.scss
@@ -30,7 +30,7 @@
   }
 
   .rss-btn {
-    display: none !important;
+    display: none;
   }
 
   .project-home-links {
diff --git a/app/assets/stylesheets/framework/modal.scss b/app/assets/stylesheets/framework/modal.scss
new file mode 100644
index 00000000000..26ad2870aa0
--- /dev/null
+++ b/app/assets/stylesheets/framework/modal.scss
@@ -0,0 +1,22 @@
+.modal-body {
+  position: relative;
+  overflow-y: auto;
+  padding: 15px;
+
+  .form-actions {
+    margin: -$gl-padding+1;
+    margin-top: 15px;
+  }
+
+  .text-danger {
+    font-weight: bold;
+  }
+}
+
+body.modal-open {
+  overflow: hidden;
+}
+
+.modal .modal-dialog {
+  width: 860px;
+}
diff --git a/app/assets/stylesheets/framework/nav.scss b/app/assets/stylesheets/framework/nav.scss
index 192d53b048a..a81fcb1c6b3 100644
--- a/app/assets/stylesheets/framework/nav.scss
+++ b/app/assets/stylesheets/framework/nav.scss
@@ -26,8 +26,8 @@
     }
 
     &.active a {
-      color: #000;
-      border-bottom: 2px solid #4688f1;
+      border-bottom: 2px solid $link-underline-blue;
+      color: $black;
     }
 
     .badge {
@@ -140,6 +140,12 @@
       }
     }
 
+    .project-filter-form {
+      input {
+        background-color: $background-color;
+      }
+    }
+
     @media (max-width: $screen-xs-max) {
       padding-bottom: 0;
 
@@ -185,3 +191,92 @@
     }
   }
 }
+
+.layout-nav {
+  position: fixed;
+  top: $header-height;
+  width: 100%;
+  z-index: 1;
+  background: $background-color;
+  border-bottom: 1px solid $border-color;
+  transition-duration: .3s;
+
+  .container-fluid {
+    position: relative;
+  }
+
+  .controls {
+    float: right;
+    padding: 7px 0 0;
+
+    @media (max-width: $screen-xs-min) {
+      float: none;
+      padding: 0 9px;
+
+      .dropdown-new {
+        width: 100%;
+      }
+    }
+
+    i {
+      color: $layout-link-gray;
+    }
+
+    .fa-rss,
+    .fa-cog {
+      font-size: 16px;
+    }
+
+    .fa-caret-down {
+      margin-left: 5px;
+      color: $gl-icon-color;
+    }
+
+    .dropdown {
+      margin-left: 7px;
+
+      @media (max-width: $screen-xs-min) {
+        margin-left: 0;
+      }
+    }
+  }
+
+  .nav-links {
+    border-bottom: none;
+    height: 51px;
+    white-space: nowrap;
+    overflow-x: auto;
+
+    li {
+
+      a {
+        padding-top: 10px;
+      }
+
+      a, i {
+        color: $layout-link-gray;
+      }
+
+      &.active {
+        a, i {
+          color: $black;
+        }
+      }
+
+      .badge {
+        color: $gl-icon-color;
+      }
+    }
+  }
+
+}
+
+.page-with-layout-nav {
+  margin-top: 50px;
+
+  &.controls-dropdown-visible {
+    @media (max-width: $screen-xs-min) {
+      margin-top: 96px;
+    }
+  }
+}
diff --git a/app/assets/stylesheets/framework/selects.scss b/app/assets/stylesheets/framework/selects.scss
index b2fab387e17..6efc6ec1e4b 100644
--- a/app/assets/stylesheets/framework/selects.scss
+++ b/app/assets/stylesheets/framework/selects.scss
@@ -7,13 +7,11 @@
   .select2-choice {
     background: #fff;
     border-color: $input-border;
-    border-color: $border-white-light;
     height: 35px;
     padding: $gl-vert-padding $gl-btn-padding;
     font-size: $gl-font-size;
     line-height: 1.42857143;
-
-    @include border-radius($border-radius-default);
+    border-radius: $border-radius-base;
 
     .select2-arrow {
       background-image: none;
@@ -121,9 +119,6 @@
   }
 }
 
-.select2-container-multi .select2-choices .select2-search-choice {
-}
-
 .select2-drop-active {
   margin-top: 6px;
   font-size: 14px;
@@ -202,6 +197,14 @@
   }
 }
 
+.select2-highlighted {
+  .group-result {
+    .group-path {
+      color: #fff;
+    }
+  }
+}
+
 .group-result {
   .group-image {
     float: left;
diff --git a/app/assets/stylesheets/framework/sidebar.scss b/app/assets/stylesheets/framework/sidebar.scss
index 18189e985c4..f90d7a806d3 100644
--- a/app/assets/stylesheets/framework/sidebar.scss
+++ b/app/assets/stylesheets/framework/sidebar.scss
@@ -3,6 +3,7 @@
   position: absolute;
   width: 58px;
   cursor: pointer;
+  margin-top: 8px;
 }
 
 .page-with-sidebar {
@@ -62,7 +63,7 @@
       float: left;
       height: $header-height;
       width: 100%;
-      padding: 11px 0 11px 22px;
+      padding-left: 22px;
       overflow: hidden;
       outline: none;
       transition-duration: .3s;
@@ -85,7 +86,7 @@
           margin: 0;
           margin-left: 50px;
           font-size: 19px;
-          line-height: 41px;
+          line-height: 50px;
           font-weight: normal;
         }
       }
@@ -97,7 +98,7 @@
   }
 
   .sidebar-user {
-    padding: 9px 22px;
+    padding: 7px 22px;
     position: fixed;
     bottom: 40px;
     width: $sidebar_width;
@@ -209,15 +210,33 @@
   }
 }
 
+.sidebar-wrapper {
+  &.hidden-nav {
+    width: 0;
+  }
+}
+
 .page-sidebar-collapsed {
   padding-left: $sidebar_collapsed_width;
 
+  @media (max-width: $screen-xs-min) {
+    padding-left: 0;
+  }
+
   .sidebar-wrapper {
     width: $sidebar_collapsed_width;
 
+    @media (max-width: $screen-xs-min) {
+      width: 0;
+    }
+
     .header-logo {
       width: $sidebar_collapsed_width;
 
+      @media (max-width: $screen-xs-min) {
+        width: 0;
+      }
+
       a {
         padding-left: ($sidebar_collapsed_width - 36) / 2;
 
@@ -243,17 +262,35 @@
 
     .collapse-nav a {
       width: $sidebar_collapsed_width;
+
+      @media (max-width: $screen-xs-min) {
+        width: 0;
+      }
     }
 
     .sidebar-user {
       padding-left: ($sidebar_collapsed_width - 36) / 2;
       width: $sidebar_collapsed_width;
 
+      @media (max-width: $screen-xs-min) {
+        width: 0;
+        padding-left: 0;
+        padding-right: 0;
+      }
+
       .username {
         display: none;
       }
     }
   }
+
+  .layout-nav {
+    padding-right: $sidebar_collapsed_width;
+
+    @media (max-width: $screen-xs-min) {
+      padding-right: 0;;
+    }
+  }
 }
 
 .page-sidebar-expanded {
@@ -263,6 +300,10 @@
     padding-left: $sidebar_width;
   }
 
+  @media (max-width: $screen-xs-min) {
+    padding-left: 0;
+  }
+
   .sidebar-wrapper {
     width: $sidebar_width;
 
@@ -271,7 +312,7 @@
     }
 
     .nav-sidebar li a {
-      width: 230px;
+      width: $sidebar_width;
 
       &.back-link {
         i {
@@ -280,6 +321,20 @@
       }
     }
   }
+
+  .layout-nav {
+    @media (max-width: $screen-xs-min) {
+      padding-right: 0;;
+    }
+
+    @media (min-width: $screen-xs-min) and (max-width: $screen-md-min) {
+      padding-right: 62px;
+    }
+
+    @media (min-width: $screen-md-min) {
+      padding-right: $sidebar_width;
+    }
+  }
 }
 
 .right-sidebar-collapsed {
diff --git a/app/assets/stylesheets/framework/tables.scss b/app/assets/stylesheets/framework/tables.scss
index 75b770ae5a2..b42075c98d0 100644
--- a/app/assets/stylesheets/framework/tables.scss
+++ b/app/assets/stylesheets/framework/tables.scss
@@ -32,13 +32,11 @@ table {
       th {
         background-color: $background-color;
         font-weight: normal;
-        font-size: 15px;
-        border-bottom: 1px solid $border-color;
+        border-bottom: none;
       }
 
       td {
         border-color: $table-border-color;
-        border-bottom: 1px solid $border-color;
       }
     }
   }
diff --git a/app/assets/stylesheets/framework/timeline.scss b/app/assets/stylesheets/framework/timeline.scss
index f0ec250de2b..29501069d27 100644
--- a/app/assets/stylesheets/framework/timeline.scss
+++ b/app/assets/stylesheets/framework/timeline.scss
@@ -11,7 +11,7 @@
     border-bottom: 1px solid $border-white-light;
 
     &:target {
-      background: $row-hover;
+      background: $line-target-blue;
     }
 
     .avatar {
diff --git a/app/assets/stylesheets/framework/tw_bootstrap.scss b/app/assets/stylesheets/framework/tw_bootstrap.scss
index 96bab7880c2..6a45c34ccbb 100644
--- a/app/assets/stylesheets/framework/tw_bootstrap.scss
+++ b/app/assets/stylesheets/framework/tw_bootstrap.scss
@@ -81,7 +81,7 @@
 
 // Labels
 .label {
-  padding: 2px 4px;
+  padding: 4px 5px;
   font-size: 13px;
   font-style: normal;
   font-weight: normal;
diff --git a/app/assets/stylesheets/framework/tw_bootstrap_variables.scss b/app/assets/stylesheets/framework/tw_bootstrap_variables.scss
index c72af5dad0a..371c1bf17e1 100644
--- a/app/assets/stylesheets/framework/tw_bootstrap_variables.scss
+++ b/app/assets/stylesheets/framework/tw_bootstrap_variables.scss
@@ -153,8 +153,8 @@ $nav-link-padding: 13px $gl-padding;
 //== Code
 //
 //##
-$pre-bg:           #f8fafc !default;
+$pre-bg:           $background-color !default;
 $pre-color:        $gl-gray !default;
-$pre-border-color: #e7e9ed;
+$pre-border-color: $border-color;
 
 $table-bg-accent: $background-color;
diff --git a/app/assets/stylesheets/framework/typography.scss b/app/assets/stylesheets/framework/typography.scss
index 0a5b4b8834c..2779cd56788 100644
--- a/app/assets/stylesheets/framework/typography.scss
+++ b/app/assets/stylesheets/framework/typography.scss
@@ -42,14 +42,14 @@
     margin: 24px 0 12px;
     padding: 0 0 10px;
     border-bottom: 1px solid #e7e9ed;
-    color: #313236;
+    color: $gl-gray-dark;
   }
 
   h2 {
     font-size: 1.2em;
     font-weight: 600;
     margin: 24px 0 12px;
-    color: #313236;
+    color: $gl-gray-dark;
   }
 
   h3 {
@@ -205,6 +205,10 @@ h1, h2, h3, h4, h5, h6 {
   font-weight: 600;
 }
 
+.light-header {
+  font-weight: 600;
+}
+
 /** CODE **/
 pre {
   font-family: $monospace_font;
@@ -259,3 +263,9 @@ h1, h2, h3, h4 {
     color: $gl-gray;
   }
 }
+
+.text-right-lg {
+  @media (min-width: $screen-lg-min) {
+    text-align: right;
+  }
+}
diff --git a/app/assets/stylesheets/framework/variables.scss b/app/assets/stylesheets/framework/variables.scss
index 30ca27ab104..5fa4c266607 100644
--- a/app/assets/stylesheets/framework/variables.scss
+++ b/app/assets/stylesheets/framework/variables.scss
@@ -2,7 +2,7 @@
  * Layout
  */
 $sidebar_collapsed_width: 62px;
-$sidebar_width: 230px;
+$sidebar_width: 220px;
 $gutter_collapsed_width: 62px;
 $gutter_width: 290px;
 $gutter_inner_width: 258px;
@@ -12,7 +12,7 @@ $gutter_inner_width: 258px;
  */
 $border-color:       #e5e5e5;
 $focus-border-color: #3aabf0;
-$table-border-color: #eef0f2;
+$table-border-color: #ececec;
 $background-color:   #fafafa;
 
 /*
@@ -20,7 +20,7 @@ $background-color:   #fafafa;
  */
 $gl-font-size:         15px;
 $gl-title-color:       #333;
-$gl-text-color:        #555;
+$gl-text-color:        #5c5c5c;
 $gl-text-green:        #4a2;
 $gl-text-red:          #d12f19;
 $gl-text-orange:       #d90;
@@ -30,6 +30,7 @@ $gl-placeholder-color: #8f8f8f;
 $gl-icon-color:        $gl-placeholder-color;
 $gl-grayish-blue:      #7f8fa4;
 $gl-gray:              $gl-text-color;
+$gl-gray-dark:         #313236;
 $gl-header-color:      $gl-title-color;
 
 /*
@@ -65,16 +66,18 @@ $gl-padding-top: 10px;
 $row-hover: #f4f8fe;
 $progress-color: #c0392b;
 $avatar_radius: 50%;
-$header-height: 58px;
+$header-height: 50px;
 $fixed-layout-width: 1280px;
 $gl-avatar-size: 40px;
 $error-exclamation-point: #e62958;
 $border-radius-default: 2px;
 $btn-transparent-color: #8f8f8f;
-$ssh-key-icon-color: #8f8f8f;
-$ssh-key-icon-size: 18px;
+$settings-icon-size: 18px;
 $provider-btn-group-border: #e5e5e5;
 $provider-btn-not-active-color: #4688f1;
+$link-underline-blue: #4a8bee;
+$layout-link-gray: #7e7c7c;
+$todo-alert-blue: #428bca;
 
 /*
  * Color schema
@@ -109,6 +112,7 @@ $red-light: #e52c5a;
 $red-normal: #d22852;
 $red-dark: darken($red-normal, 5%);
 
+$black: #000;
 $black-transparent: rgba(0, 0, 0, 0.3);
 
 $border-white-light: #f1f2f4;
@@ -168,8 +172,12 @@ $line-removed: #fbe9eb;
 $line-removed-dark: #fac5cd;
 $line-number-old: #f9d7dc;
 $line-number-new: #ddfbe6;
+$line-number-select: #fbf2da;
 $match-line: #fafafa;
 $table-border-gray: #f0f0f0;
+$line-target-blue: #eaf3fc;
+$line-select-yellow: #fcf8e7;
+$line-select-yellow-dark: #f0e2bd;
 /*
  * Fonts
  */
@@ -179,7 +187,6 @@ $regular_font: 'Source Sans Pro', "Helvetica Neue", Helvetica, Arial, sans-serif
 /*
 * Dropdowns
 */
-$dropdown-border-radius: 2px;
 $dropdown-width: 300px;
 $dropdown-bg: #fff;
 $dropdown-link-color: #555;
@@ -208,6 +215,7 @@ $dropdown-toggle-hover-icon-color: $dropdown-toggle-hover-border-color;
 $btn-active-gray: #ececec;
 $btn-placeholder-gray: #c7c7c7;
 $btn-white-active: #848484;
+$btn-gray-hover: #eee;
 
 /*
  *  Award emoji
diff --git a/app/assets/stylesheets/framework/zen.scss b/app/assets/stylesheets/framework/zen.scss
index f870ea0d87f..ff02ebdd34c 100644
--- a/app/assets/stylesheets/framework/zen.scss
+++ b/app/assets/stylesheets/framework/zen.scss
@@ -32,7 +32,7 @@
   }
 }
 
-.zen-cotrol {
+.zen-control {
   padding: 0;
   color: #555;
   background: none;
diff --git a/app/assets/stylesheets/highlight/monokai.scss b/app/assets/stylesheets/highlight/monokai.scss
index 28253d4ccb4..80a509a7c1a 100644
--- a/app/assets/stylesheets/highlight/monokai.scss
+++ b/app/assets/stylesheets/highlight/monokai.scss
@@ -111,8 +111,6 @@
   .vg { color: #f8f8f2 } /* Name.Variable.Global */
   .vi { color: #f8f8f2 } /* Name.Variable.Instance */
   .il { color: #ae81ff } /* Literal.Number.Integer.Long */
-
-  .gh { } /* Generic Heading & Diff Header */
   .gu { color: #75715e; } /* Generic.Subheading & Diff Unified/Comment? */
   .gd { color: #f92672; } /* Generic.Deleted & Diff Deleted */
   .gi { color: #a6e22e; } /* Generic.Inserted & Diff Inserted */
diff --git a/app/assets/stylesheets/highlight/white.scss b/app/assets/stylesheets/highlight/white.scss
index 1ff6ad75e07..31a4e3deaac 100644
--- a/app/assets/stylesheets/highlight/white.scss
+++ b/app/assets/stylesheets/highlight/white.scss
@@ -21,11 +21,6 @@
 
   // Diff line
   .line_holder {
-    td.diff-line-num.hll:not(.empty-cell),
-    td.line_content.hll:not(.empty-cell) {
-      background-color: #f8eec7;
-      border-color: darken(#f8eec7, 15%);
-    }
 
     .diff-line-num {
       &.old {
@@ -37,11 +32,16 @@
         background-color: $line-number-new;
         border-color: $line-added-dark;
       }
+
+      &.hll:not(.empty-cell) {
+        background-color: $line-number-select;
+        border-color: $line-select-yellow-dark;
+      }
     }
 
     .line_content {
       &.old {
-        background: $line-removed;
+        background-color: $line-removed;
 
         span.idiff {
           background-color: $line-removed-dark;
@@ -58,7 +58,11 @@
 
       &.match {
         color: $black-transparent;
-        background: $match-line;
+        background-color: $match-line;
+      }
+
+      &.hll:not(.empty-cell) {
+        background-color: $line-select-yellow;
       }
     }
   }
diff --git a/app/assets/stylesheets/pages/builds.scss b/app/assets/stylesheets/pages/builds.scss
index 201f3e5ca46..aa41565f812 100644
--- a/app/assets/stylesheets/pages/builds.scss
+++ b/app/assets/stylesheets/pages/builds.scss
@@ -83,3 +83,12 @@
     }
   }
 }
+
+table.builds {
+
+  .build-link {
+    a {
+      color: $gl-dark-link-color;
+    }
+  }
+}
diff --git a/app/assets/stylesheets/pages/commit.scss b/app/assets/stylesheets/pages/commit.scss
index 358d2f4ab9d..c2cd227571f 100644
--- a/app/assets/stylesheets/pages/commit.scss
+++ b/app/assets/stylesheets/pages/commit.scss
@@ -31,9 +31,23 @@
   }
   .commit-committer-link,
   .commit-author-link {
-    color: #444;
+    color: $gl-gray;
     font-weight: bold;
   }
+
+  .time_ago {
+    margin-left: 8px;
+  }
+
+  .fa-clipboard {
+    color: $dropdown-title-btn-color;
+  }
+
+  .commit-info {
+    &.branches {
+      margin-left: 8px;
+    }
+  }
 }
 
 .commit-box {
@@ -42,7 +56,7 @@
   .commit-title {
     margin: 0;
     font-size: 23px;
-    color: #313236;
+    color: $gl-gray-dark;
   }
 
   .commit-description {
@@ -83,6 +97,14 @@
   }
 }
 
+.commit-action-buttons {
+  i {
+    color: $gl-icon-color;
+    font-size: 13px;
+    margin-right: 3px;
+  }
+}
+
 /*
  * Commit message textarea for web editor and
  * custom merge request message
diff --git a/app/assets/stylesheets/pages/detail_page.scss b/app/assets/stylesheets/pages/detail_page.scss
index 751a5ab4d92..5e61e61d85c 100644
--- a/app/assets/stylesheets/pages/detail_page.scss
+++ b/app/assets/stylesheets/pages/detail_page.scss
@@ -22,7 +22,7 @@
   .title {
     margin: 0;
     font-size: 23px;
-    color: #313236;
+    color: $gl-gray-dark;
   }
 
   .description {
@@ -40,6 +40,7 @@
   .wiki {
     code {
       white-space: pre-wrap;
+      word-break: keep-all;
     }
   }
 }
diff --git a/app/assets/stylesheets/pages/diff.scss b/app/assets/stylesheets/pages/diff.scss
index e7c8198ba45..1a7d5f9666e 100644
--- a/app/assets/stylesheets/pages/diff.scss
+++ b/app/assets/stylesheets/pages/diff.scss
@@ -98,7 +98,11 @@
       }
 
       td.line_content.parallel {
-        width: 50%;
+        width: 46%;
+      }
+
+      .add-diff-note {
+        margin-left: -65px;
       }
     }
 
@@ -127,8 +131,13 @@
       margin: 0;
       padding: 0 0.5em;
       border: none;
+
       &.parallel {
         display: table-cell;
+
+        span {
+          word-break: break-all;
+        }
       }
     }
 
diff --git a/app/assets/stylesheets/pages/graph.scss b/app/assets/stylesheets/pages/graph.scss
index 4e5c4ed84b6..f7f9a9bb770 100644
--- a/app/assets/stylesheets/pages/graph.scss
+++ b/app/assets/stylesheets/pages/graph.scss
@@ -18,9 +18,6 @@
 }
 
 .graphs {
-  .graph-author-commits-count {
-  }
-
   .graph-author-email {
     float: right;
     color: #777;
diff --git a/app/assets/stylesheets/pages/help.scss b/app/assets/stylesheets/pages/help.scss
index ee95bdf488e..4a95b7b852e 100644
--- a/app/assets/stylesheets/pages/help.scss
+++ b/app/assets/stylesheets/pages/help.scss
@@ -55,25 +55,6 @@
   }
 }
 
-.modal-body {
-  position: relative;
-  overflow-y: auto;
-  padding: 15px;
-
-  .form-actions {
-    margin: -$gl-padding+1;
-    margin-top: 15px;
-  }
-}
-
-body.modal-open {
-  overflow: hidden;
-}
-
-.modal .modal-dialog {
-  width: 860px;
-}
-
 .documentation {
   padding: 7px;
 }
diff --git a/app/assets/stylesheets/pages/issuable.scss b/app/assets/stylesheets/pages/issuable.scss
index 1cf3023ecc9..d06086a581b 100644
--- a/app/assets/stylesheets/pages/issuable.scss
+++ b/app/assets/stylesheets/pages/issuable.scss
@@ -125,7 +125,7 @@
 
 .right-sidebar {
   position: fixed;
-  top: 58px;
+  top: $header-height;
   bottom: 0;
   right: 0;
   z-index: 10;
diff --git a/app/assets/stylesheets/pages/merge_requests.scss b/app/assets/stylesheets/pages/merge_requests.scss
index 4ef548ffbe7..c4005ba1e69 100644
--- a/app/assets/stylesheets/pages/merge_requests.scss
+++ b/app/assets/stylesheets/pages/merge_requests.scss
@@ -104,7 +104,7 @@
       font-weight: 600;
       font-size: 17px;
       margin: 5px 0;
-      color: #313236;
+      color: $gl-gray-dark;
     }
 
     p:last-child {
@@ -136,7 +136,7 @@
 }
 
 .label-branch {
-  color: #313236;
+  color: $gl-gray-dark;
   font-family: $monospace_font;
   font-weight: bold;
   overflow: hidden;
@@ -272,3 +272,19 @@
   display: inline-block;
   width: 250px;
 }
+
+.table-holder {
+  .builds {
+
+    th {
+      background-color: $white-light;
+      color: $gl-placeholder-color;
+    }
+
+    th,
+    td {
+      padding: 16px;
+    }
+  }
+}
+
diff --git a/app/assets/stylesheets/pages/milestone.scss b/app/assets/stylesheets/pages/milestone.scss
index d0e72a4422c..b94f524b513 100644
--- a/app/assets/stylesheets/pages/milestone.scss
+++ b/app/assets/stylesheets/pages/milestone.scss
@@ -28,7 +28,7 @@ li.milestone {
 
     // Issue title
     span a {
-      color: rgba(0,0,0,0.64);
+      color: $gl-text-color;
     }
   }
 }
@@ -51,7 +51,7 @@ li.milestone {
     margin-top: 7px;
 
     .issuable-number {
-      color: rgba(0,0,0,0.44);
+      color: $gl-placeholder-color;
       margin-right: 5px;
     }
     .avatar {
diff --git a/app/assets/stylesheets/pages/notes.scss b/app/assets/stylesheets/pages/notes.scss
index d54abe9bc02..a3e1ac13a43 100644
--- a/app/assets/stylesheets/pages/notes.scss
+++ b/app/assets/stylesheets/pages/notes.scss
@@ -109,10 +109,10 @@ ul.notes {
           border-color: darken(#f5f5f5, 8%);
           margin: 10px 0;
         }
-      }
 
-      a {
-        word-break: break-all;
+        code {
+          word-break: keep-all;
+        }
       }
     }
 
@@ -168,6 +168,11 @@ ul.notes {
       .notes {
         background-color: $white-light;
       }
+
+      a code {
+        top: 0;
+        margin-right: 0;
+      }
     }
   }
 }
@@ -211,7 +216,7 @@ ul.notes {
 }
 
 .discussion-actions {
-  @media (max-width: $screen-sm-max) {
+  @media (max-width: $screen-md-max) {
     float: none;
     margin-left: 0;
 
@@ -221,8 +226,7 @@ ul.notes {
   }
 }
 
-.note-action-button,
-.discussion-action-button {
+.note-action-button {
   display: inline-block;
   margin-left: 10px;
   line-height: 24px;
diff --git a/app/assets/stylesheets/pages/profile.scss b/app/assets/stylesheets/pages/profile.scss
index a9656e5cae7..843379a3f54 100644
--- a/app/assets/stylesheets/pages/profile.scss
+++ b/app/assets/stylesheets/pages/profile.scss
@@ -18,7 +18,8 @@
 }
 
 .account-btn-link,
-.profile-settings-sidebar a {
+.profile-settings-sidebar a,
+.settings-sidebar a {
   color: $md-link-color;
 }
 
@@ -123,12 +124,6 @@
   }
 }
 
-.key-icon {
-  color: $ssh-key-icon-color;
-  font-size: $ssh-key-icon-size;
-  line-height: 42px;
-}
-
 .key-created-at {
   line-height: 42px;
 }
@@ -180,14 +175,6 @@
   }
 }
 
-.profile-settings-message {
-  line-height: 32px;
-  color: $warning-message-color;
-  background-color: $warning-message-bg;
-  border: 1px solid $warning-message-border;
-  border-radius: $border-radius-base;
-}
-
 .oauth-applications {
   form {
     display: inline-block;
@@ -218,3 +205,21 @@
     text-align: center;
   }
 }
+
+.user-profile {
+  @media (max-width: $screen-xs-max) {
+    .cover-block {
+      padding-top: 20px;
+    }
+
+    .cover-controls {
+      position: static;
+      margin-bottom: 20px;
+
+      .btn {
+        display: inline-block;
+        width: 46%;
+      }
+    }
+  }
+}
diff --git a/app/assets/stylesheets/pages/projects.scss b/app/assets/stylesheets/pages/projects.scss
index fcca9d4faf5..a3690e40e28 100644
--- a/app/assets/stylesheets/pages/projects.scss
+++ b/app/assets/stylesheets/pages/projects.scss
@@ -7,7 +7,7 @@
 }
 .no-ssh-key-message, .project-limit-message {
   background-color: #f28d35;
-  margin-bottom: 16px;
+  margin-bottom: 0;
 }
 .new_project,
 .edit_project {
@@ -178,7 +178,7 @@
     .option-title {
       font-weight: normal;
       display: inline-block;
-      color: #313236;
+      color: $gl-gray-dark;
     }
 
     .option-descr {
@@ -202,8 +202,31 @@
   min-width: 200px;
 }
 
-.deploy-project-label {
-  margin: 1px;
+.deploy-key-content {
+  @media (min-width: $screen-sm-min) {
+    float: left;
+
+    &:last-child {
+      float: right;
+    }
+  }
+}
+
+.deploy-key-projects {
+  @media (min-width: $screen-sm-min) {
+    line-height: 42px;
+  }
+}
+
+a.deploy-project-label {
+  padding: 5px;
+  margin-right: 5px;
+  color: $gl-gray;
+  background-color: $row-hover;
+
+  &:hover {
+    color: $gl-link-color;
+  }
 }
 
 .vs-public {
@@ -256,12 +279,6 @@
   }
 }
 
-table.table.protected-branches-list tr.no-border {
-  th, td {
-    border: 0;
-  }
-}
-
 .project-import .btn {
   float: left;
   margin-right: 10px;
@@ -474,3 +491,14 @@ pre.light-well {
     color: #fff;
   }
 }
+
+.protected-branches-list {
+  a {
+    color: $gl-gray;
+    font-weight: 600;
+
+    &:hover {
+      color: $gl-link-color;
+    }
+  }
+}
diff --git a/app/assets/stylesheets/pages/search.scss b/app/assets/stylesheets/pages/search.scss
index f0f3744c6fa..2bff70c8c64 100644
--- a/app/assets/stylesheets/pages/search.scss
+++ b/app/assets/stylesheets/pages/search.scss
@@ -10,17 +10,6 @@
   }
 }
 
-.search-holder {
-  max-width: 600px;
-  margin: 0 auto;
-  margin-bottom: 20px;
-
-  input {
-    border-color: #bbb;
-    font-weight: bold;
-  }
-}
-
 .search {
   margin-right: 10px;
   margin-left: 10px;
@@ -159,7 +148,85 @@
 
   &.has-location-badge {
     .search-input-wrap {
-      width: 78%;
+      width: 68%;
     }
   }
 }
+
+.search-holder {
+  @media (min-width: $screen-sm-min) {
+    display: -webkit-flex;
+    display: -ms-flexbox;
+    display: flex;
+  }
+
+  .search-field-holder {
+    -webkit-flex: 1 0 auto;
+    -ms-flex: 1 0 auto;
+    flex: 1 0 auto;
+    position: relative;
+    margin-right: 0;
+
+    @media (min-width: $screen-sm-min) {
+      margin-right: 5px;
+    }
+  }
+
+  .search-icon {
+    position: absolute;
+    left: 10px;
+    top: 10px;
+    color: $gray-darkest;
+    pointer-events: none;
+  }
+
+  .search-text-input {
+    padding-left: $gl-padding + 15px;
+    padding-right: $gl-padding + 15px;
+  }
+
+  .btn-search {
+    width: 100%;
+    margin-top: 5px;
+
+    @media (min-width: $screen-sm-min) {
+      width: auto;
+      margin-top: 0;
+      margin-left: 5px;
+    }
+  }
+
+  .dropdown {
+    @media (min-width: $screen-sm-min) {
+      margin-left: 5px;
+      margin-right: 5px;
+    }
+  }
+
+  .dropdown-menu-toggle {
+    width: 100%;
+    margin-top: 5px;
+
+    @media (min-width: $screen-sm-min) {
+      width: 160px;
+      margin-top: 0;
+    }
+  }
+}
+
+.search-clear {
+  position: absolute;
+  right: 10px;
+  top: 10px;
+  padding: 0;
+  color: $gray-darkest;
+  line-height: 0;
+  background: none;
+  border: 0;
+
+  &:hover,
+  &:focus {
+    color: $gl-link-color;
+    outline: none;
+  }
+}
diff --git a/app/assets/stylesheets/pages/settings.scss b/app/assets/stylesheets/pages/settings.scss
new file mode 100644
index 00000000000..3fb70085713
--- /dev/null
+++ b/app/assets/stylesheets/pages/settings.scss
@@ -0,0 +1,14 @@
+.settings-list-icon {
+  color: $gl-placeholder-color;
+  font-size: $settings-icon-size;
+  line-height: 42px;
+}
+
+.settings-message {
+  padding: 5px;
+  line-height: 1.3;
+  color: $warning-message-color;
+  background-color: $warning-message-bg;
+  border: 1px solid $warning-message-border;
+  border-radius: $border-radius-base;
+}
diff --git a/app/assets/stylesheets/pages/status.scss b/app/assets/stylesheets/pages/status.scss
index dbb6daf0d70..2370d35924e 100644
--- a/app/assets/stylesheets/pages/status.scss
+++ b/app/assets/stylesheets/pages/status.scss
@@ -1,7 +1,7 @@
 .container-fluid {
   .ci-status {
     padding: 2px 7px;
-    margin-right: 5px;
+    margin-right: 10px;
     border: 1px solid #eee;
     white-space: nowrap;
     @include border-radius(4px);
diff --git a/app/assets/stylesheets/pages/todos.scss b/app/assets/stylesheets/pages/todos.scss
index 75f78569e3c..e51c3491dae 100644
--- a/app/assets/stylesheets/pages/todos.scss
+++ b/app/assets/stylesheets/pages/todos.scss
@@ -6,9 +6,16 @@
 .navbar-nav {
   li {
     .badge.todos-pending-count {
-      background-color: $gl-icon-color;
       margin-top: -5px;
       font-weight: normal;
+      background: $todo-alert-blue;
+      margin-left: -17px;
+      font-size: 11px;
+      color: white;
+      padding: 3px;
+      padding-top: 1px;
+      padding-bottom: 1px;
+      border-radius: 3px;
     }
   }
 }
diff --git a/app/assets/stylesheets/pages/tree.scss b/app/assets/stylesheets/pages/tree.scss
index 25b5e95583e..a84fc2e0318 100644
--- a/app/assets/stylesheets/pages/tree.scss
+++ b/app/assets/stylesheets/pages/tree.scss
@@ -16,7 +16,7 @@
 
     tr {
       > td, > th {
-        line-height: 26px;
+        line-height: 23px;
       }
 
       &:hover {
diff --git a/app/controllers/admin/abuse_reports_controller.rb b/app/controllers/admin/abuse_reports_controller.rb
index e9b0972bdd8..5055c318a5f 100644
--- a/app/controllers/admin/abuse_reports_controller.rb
+++ b/app/controllers/admin/abuse_reports_controller.rb
@@ -9,6 +9,6 @@ class Admin::AbuseReportsController < Admin::ApplicationController
     abuse_report.remove_user(deleted_by: current_user) if params[:remove_user]
     abuse_report.destroy
 
-    render nothing: true
+    head :ok
   end
 end
diff --git a/app/controllers/admin/application_controller.rb b/app/controllers/admin/application_controller.rb
index 9083bfb41cf..cf795d977ce 100644
--- a/app/controllers/admin/application_controller.rb
+++ b/app/controllers/admin/application_controller.rb
@@ -6,12 +6,6 @@ class Admin::ApplicationController < ApplicationController
   layout 'admin'
 
   def authenticate_admin!
-    return render_404 unless current_user.is_admin?
-  end
-
-  def authorize_impersonator!
-    if session[:impersonator_id]
-      User.find_by!(username: session[:impersonator_id]).admin?
-    end
+    render_404 unless current_user.is_admin?
   end
 end
diff --git a/app/controllers/admin/application_settings_controller.rb b/app/controllers/admin/application_settings_controller.rb
index ec22548ddeb..ff7a5cad2fb 100644
--- a/app/controllers/admin/application_settings_controller.rb
+++ b/app/controllers/admin/application_settings_controller.rb
@@ -19,6 +19,12 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
     redirect_to admin_runners_path
   end
 
+  def reset_health_check_token
+    @application_setting.reset_health_check_access_token!
+    flash[:notice] = 'New health check access token has been generated!'
+    redirect_to :back
+  end
+
   def clear_repository_check_states
     RepositoryCheck::ClearWorker.perform_async
 
@@ -53,6 +59,12 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
       end
     end
 
+    enabled_oauth_sign_in_sources = params[:application_setting].delete(:enabled_oauth_sign_in_sources)
+
+    params[:application_setting][:disabled_oauth_sign_in_sources] =
+      AuthHelper.button_based_providers.map(&:to_s) -
+      Array(enabled_oauth_sign_in_sources)
+
     params.require(:application_setting).permit(
       :default_projects_limit,
       :default_branch_protection,
@@ -94,8 +106,10 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
       :email_author_in_body,
       :repository_checks_enabled,
       :metrics_packet_size,
+      :send_user_confirmation_email,
       restricted_visibility_levels: [],
-      import_sources: []
+      import_sources: [],
+      disabled_oauth_sign_in_sources: []
     )
   end
 end
diff --git a/app/controllers/admin/broadcast_messages_controller.rb b/app/controllers/admin/broadcast_messages_controller.rb
index fc342924987..82055006ac0 100644
--- a/app/controllers/admin/broadcast_messages_controller.rb
+++ b/app/controllers/admin/broadcast_messages_controller.rb
@@ -32,7 +32,7 @@ class Admin::BroadcastMessagesController < Admin::ApplicationController
 
     respond_to do |format|
       format.html { redirect_back_or_default(default: { action: 'index' }) }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/admin/health_check_controller.rb b/app/controllers/admin/health_check_controller.rb
new file mode 100644
index 00000000000..241c7be0ea1
--- /dev/null
+++ b/app/controllers/admin/health_check_controller.rb
@@ -0,0 +1,5 @@
+class Admin::HealthCheckController < Admin::ApplicationController
+  def show
+    @errors = HealthCheck::Utils.process_checks('standard')
+  end
+end
diff --git a/app/controllers/admin/hooks_controller.rb b/app/controllers/admin/hooks_controller.rb
index 93c4894ea0f..4e85b6b4cf2 100644
--- a/app/controllers/admin/hooks_controller.rb
+++ b/app/controllers/admin/hooks_controller.rb
@@ -39,6 +39,12 @@ class Admin::HooksController < Admin::ApplicationController
   end
 
   def hook_params
-    params.require(:hook).permit(:url, :enable_ssl_verification, :push_events, :tag_push_events)
+    params.require(:hook).permit(
+      :enable_ssl_verification,
+      :push_events,
+      :tag_push_events,
+      :token,
+      :url
+    )
   end
 end
diff --git a/app/controllers/admin/impersonation_controller.rb b/app/controllers/admin/impersonation_controller.rb
deleted file mode 100644
index bf98af78615..00000000000
--- a/app/controllers/admin/impersonation_controller.rb
+++ /dev/null
@@ -1,38 +0,0 @@
-class Admin::ImpersonationController < Admin::ApplicationController
-  skip_before_action :authenticate_admin!, only: :destroy
-
-  before_action :user
-  before_action :authorize_impersonator!
-
-  def create
-    if @user.blocked?
-      flash[:alert] = "You cannot impersonate a blocked user"
-
-      redirect_to admin_user_path(@user)
-    else
-      session[:impersonator_id] = current_user.username
-      session[:impersonator_return_to] = admin_user_path(@user)
-
-      warden.set_user(user, scope: 'user')
-
-      flash[:alert] = "You are impersonating #{user.username}."
-
-      redirect_to root_path
-    end
-  end
-
-  def destroy
-    redirect = session[:impersonator_return_to]
-
-    warden.set_user(user, scope: 'user')
-
-    session[:impersonator_return_to] = nil
-    session[:impersonator_id] = nil
-
-    redirect_to redirect || root_path
-  end
-
-  def user
-    @user ||= User.find_by!(username: params[:id] || session[:impersonator_id])
-  end
-end
diff --git a/app/controllers/admin/impersonations_controller.rb b/app/controllers/admin/impersonations_controller.rb
new file mode 100644
index 00000000000..8be35f00a77
--- /dev/null
+++ b/app/controllers/admin/impersonations_controller.rb
@@ -0,0 +1,26 @@
+class Admin::ImpersonationsController < Admin::ApplicationController
+  skip_before_action :authenticate_admin!
+  before_action :authenticate_impersonator!
+
+  def destroy
+    original_user = current_user
+
+    warden.set_user(impersonator, scope: :user)
+
+    Gitlab::AppLogger.info("User #{original_user.username} has stopped impersonating #{impersonator.username}")
+
+    session[:impersonator_id] = nil
+
+    redirect_to admin_user_path(original_user)
+  end
+
+  private
+
+  def impersonator
+    @impersonator ||= User.find(session[:impersonator_id]) if session[:impersonator_id]
+  end
+
+  def authenticate_impersonator!
+    render_404 unless impersonator && impersonator.is_admin? && !impersonator.blocked?
+  end
+end
diff --git a/app/controllers/admin/keys_controller.rb b/app/controllers/admin/keys_controller.rb
index cb33fdd9763..054bb52b696 100644
--- a/app/controllers/admin/keys_controller.rb
+++ b/app/controllers/admin/keys_controller.rb
@@ -6,7 +6,7 @@ class Admin::KeysController < Admin::ApplicationController
 
     respond_to do |format|
       format.html
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/admin/runners_controller.rb b/app/controllers/admin/runners_controller.rb
index a701d49b844..8b8a7320072 100644
--- a/app/controllers/admin/runners_controller.rb
+++ b/app/controllers/admin/runners_controller.rb
@@ -58,6 +58,6 @@ class Admin::RunnersController < Admin::ApplicationController
   end
 
   def runner_params
-    params.require(:runner).permit(:token, :description, :tag_list, :active)
+    params.require(:runner).permit(Ci::Runner::FORM_EDITABLE)
   end
 end
diff --git a/app/controllers/admin/spam_logs_controller.rb b/app/controllers/admin/spam_logs_controller.rb
index 377e9741e5f..3a2f0185315 100644
--- a/app/controllers/admin/spam_logs_controller.rb
+++ b/app/controllers/admin/spam_logs_controller.rb
@@ -11,7 +11,7 @@ class Admin::SpamLogsController < Admin::ApplicationController
       redirect_to admin_spam_logs_path, notice: "User #{spam_log.user.username} was successfully removed."
     else
       spam_log.destroy
-      render nothing: true
+      head :ok
     end
   end
 end
diff --git a/app/controllers/admin/users_controller.rb b/app/controllers/admin/users_controller.rb
index 9abf08d0e19..f35f4a8c811 100644
--- a/app/controllers/admin/users_controller.rb
+++ b/app/controllers/admin/users_controller.rb
@@ -31,6 +31,24 @@ class Admin::UsersController < Admin::ApplicationController
     user
   end
 
+  def impersonate
+    if user.blocked?
+      flash[:alert] = "You cannot impersonate a blocked user"
+
+      redirect_to admin_user_path(user)
+    else
+      session[:impersonator_id] = current_user.id
+
+      warden.set_user(user, scope: :user)
+
+      Gitlab::AppLogger.info("User #{current_user.username} has started impersonating #{user.username}")
+
+      flash[:alert] = "You are now impersonating #{user.username}"
+
+      redirect_to root_path
+    end
+  end
+
   def block
     if user.block
       redirect_back_or_admin_user(notice: "Successfully blocked")
@@ -101,6 +119,7 @@ class Admin::UsersController < Admin::ApplicationController
       user_params_with_pass.merge!(
         password: params[:user][:password],
         password_confirmation: params[:user][:password_confirmation],
+        password_expires_at: Time.now
       )
     end
 
@@ -135,7 +154,7 @@ class Admin::UsersController < Admin::ApplicationController
 
     respond_to do |format|
       format.html { redirect_back_or_admin_user(notice: "Successfully removed email.") }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 1c53b0b21a3..1429ee40bb7 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -117,7 +117,7 @@ class ApplicationController < ActionController::Base
   end
 
   def after_sign_out_path_for(resource)
-    current_application_settings.after_sign_out_path || new_user_session_path
+    current_application_settings.after_sign_out_path.presence || new_user_session_path
   end
 
   def abilities
@@ -176,7 +176,7 @@ class ApplicationController < ActionController::Base
   end
 
   def check_password_expiration
-    if current_user && current_user.password_expires_at && current_user.password_expires_at < Time.now  && !current_user.ldap_user?
+    if current_user && current_user.password_expires_at && current_user.password_expires_at < Time.now && !current_user.ldap_user?
       redirect_to new_profile_password_path and return
     end
   end
diff --git a/app/controllers/concerns/creates_commit.rb b/app/controllers/concerns/creates_commit.rb
index 787416c17ab..dacb5679dd3 100644
--- a/app/controllers/concerns/creates_commit.rb
+++ b/app/controllers/concerns/creates_commit.rb
@@ -122,7 +122,7 @@ module CreatesCommit
       # Merge request from fork to this project
       @mr_source_project = @tree_edit_project
       @mr_target_project = @project
-      @mr_target_branch  ||= @ref
+      @mr_target_branch ||= @ref
     end
   end
 end
diff --git a/app/controllers/concerns/toggle_subscription_action.rb b/app/controllers/concerns/toggle_subscription_action.rb
index 8a43c0b93c4..9e3b9be2ff4 100644
--- a/app/controllers/concerns/toggle_subscription_action.rb
+++ b/app/controllers/concerns/toggle_subscription_action.rb
@@ -6,7 +6,7 @@ module ToggleSubscriptionAction
 
     subscribable_resource.toggle_subscription(current_user)
 
-    render nothing: true
+    head :ok
   end
 
   private
diff --git a/app/controllers/dashboard/labels_controller.rb b/app/controllers/dashboard/labels_controller.rb
index 23a4ef21ea2..2a88350a4ca 100644
--- a/app/controllers/dashboard/labels_controller.rb
+++ b/app/controllers/dashboard/labels_controller.rb
@@ -1,6 +1,6 @@
 class Dashboard::LabelsController < Dashboard::ApplicationController
   def index
-    labels = Label.where(project_id: projects).select(:title, :color).uniq(:title)
+    labels = Label.where(project_id: projects).select(:id, :title, :color).uniq(:title)
 
     respond_to do |format|
       format.json { render json: labels }
diff --git a/app/controllers/dashboard/projects_controller.rb b/app/controllers/dashboard/projects_controller.rb
index 71acc244a91..c08eb811532 100644
--- a/app/controllers/dashboard/projects_controller.rb
+++ b/app/controllers/dashboard/projects_controller.rb
@@ -28,7 +28,7 @@ class Dashboard::ProjectsController < Dashboard::ApplicationController
   end
 
   def starred
-    @projects = current_user.starred_projects.sorted_by_activity
+    @projects = current_user.viewable_starred_projects.sorted_by_activity
     @projects = filter_projects(@projects)
     @projects = @projects.includes(:namespace, :forked_from_project, :tags)
     @projects = @projects.sort(@sort = params[:sort])
diff --git a/app/controllers/dashboard/todos_controller.rb b/app/controllers/dashboard/todos_controller.rb
index 5abf97342c3..f9a1929c117 100644
--- a/app/controllers/dashboard/todos_controller.rb
+++ b/app/controllers/dashboard/todos_controller.rb
@@ -12,7 +12,7 @@ class Dashboard::TodosController < Dashboard::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to dashboard_todos_path, notice: todo_notice }
-      format.js { render nothing: true }
+      format.js { head :ok }
       format.json do
         render json: { count: @todos.size, done_count: current_user.todos.done.count }
       end
@@ -24,7 +24,7 @@ class Dashboard::TodosController < Dashboard::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to dashboard_todos_path, notice: 'All todos were marked as done.' }
-      format.js { render nothing: true }
+      format.js { head :ok }
       format.json do
         find_todos
         render json: { count: @todos.size, done_count: current_user.todos.done.count }
diff --git a/app/controllers/dashboard_controller.rb b/app/controllers/dashboard_controller.rb
index 1dce4a21729..4dda4e51f6a 100644
--- a/app/controllers/dashboard_controller.rb
+++ b/app/controllers/dashboard_controller.rb
@@ -25,7 +25,7 @@ class DashboardController < Dashboard::ApplicationController
   def load_events
     projects =
       if params[:filter] == "starred"
-        current_user.starred_projects
+        current_user.viewable_starred_projects
       else
         current_user.authorized_projects
       end
diff --git a/app/controllers/groups/group_members_controller.rb b/app/controllers/groups/group_members_controller.rb
index d5ef33888c6..48dbf656e84 100644
--- a/app/controllers/groups/group_members_controller.rb
+++ b/app/controllers/groups/group_members_controller.rb
@@ -40,7 +40,7 @@ class Groups::GroupMembersController < Groups::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to group_group_members_path(@group), notice: 'User was successfully removed from group.' }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/health_check_controller.rb b/app/controllers/health_check_controller.rb
new file mode 100644
index 00000000000..037da7d2bce
--- /dev/null
+++ b/app/controllers/health_check_controller.rb
@@ -0,0 +1,22 @@
+class HealthCheckController < HealthCheck::HealthCheckController
+  before_action :validate_health_check_access!
+
+  private
+
+  def validate_health_check_access!
+    render_404 unless token_valid?
+  end
+
+  def token_valid?
+    token = params[:token].presence || request.headers['TOKEN']
+    token.present? &&
+      ActiveSupport::SecurityUtils.variable_size_secure_compare(
+        token,
+        current_application_settings.health_check_access_token
+      )
+  end
+
+  def render_404
+    render file: Rails.root.join('public', '404'), layout: false, status: '404'
+  end
+end
diff --git a/app/controllers/jwt_controller.rb b/app/controllers/jwt_controller.rb
new file mode 100644
index 00000000000..f5aa5397ff1
--- /dev/null
+++ b/app/controllers/jwt_controller.rb
@@ -0,0 +1,87 @@
+class JwtController < ApplicationController
+  skip_before_action :authenticate_user!
+  skip_before_action :verify_authenticity_token
+  before_action :authenticate_project_or_user
+
+  SERVICES = {
+    Auth::ContainerRegistryAuthenticationService::AUDIENCE => Auth::ContainerRegistryAuthenticationService,
+  }
+
+  def auth
+    service = SERVICES[params[:service]]
+    return head :not_found unless service
+
+    result = service.new(@project, @user, auth_params).execute
+
+    render json: result, status: result[:http_status]
+  end
+
+  private
+
+  def authenticate_project_or_user
+    authenticate_with_http_basic do |login, password|
+      # if it's possible we first try to authenticate project with login and password
+      @project = authenticate_project(login, password)
+      return if @project
+
+      @user = authenticate_user(login, password)
+      return if @user
+
+      render_403
+    end
+  end
+
+  def auth_params
+    params.permit(:service, :scope, :offline_token, :account, :client_id)
+  end
+
+  def authenticate_project(login, password)
+    if login == 'gitlab_ci_token'
+      Project.find_by(builds_enabled: true, runners_token: password)
+    end
+  end
+
+  def authenticate_user(login, password)
+    # TODO: this is a copy and paste from grack_auth,
+    # it should be refactored in the future
+
+    user = Gitlab::Auth.new.find(login, password)
+
+    # If the user authenticated successfully, we reset the auth failure count
+    # from Rack::Attack for that IP. A client may attempt to authenticate
+    # with a username and blank password first, and only after it receives
+    # a 401 error does it present a password. Resetting the count prevents
+    # false positives from occurring.
+    #
+    # Otherwise, we let Rack::Attack know there was a failed authentication
+    # attempt from this IP. This information is stored in the Rails cache
+    # (Redis) and will be used by the Rack::Attack middleware to decide
+    # whether to block requests from this IP.
+    config = Gitlab.config.rack_attack.git_basic_auth
+
+    if config.enabled
+      if user
+        # A successful login will reset the auth failure count from this IP
+        Rack::Attack::Allow2Ban.reset(request.ip, config)
+      else
+        banned = Rack::Attack::Allow2Ban.filter(request.ip, config) do
+          # Unless the IP is whitelisted, return true so that Allow2Ban
+          # increments the counter (stored in Rails.cache) for the IP
+          if config.ip_whitelist.include?(request.ip)
+            false
+          else
+            true
+          end
+        end
+
+        if banned
+          Rails.logger.info "IP #{request.ip} failed to login " \
+              "as #{login} but has been temporarily banned from Git auth"
+          return
+        end
+      end
+    end
+
+    user
+  end
+end
diff --git a/app/controllers/profiles/emails_controller.rb b/app/controllers/profiles/emails_controller.rb
index 0ede9b8e21b..1c24c4db993 100644
--- a/app/controllers/profiles/emails_controller.rb
+++ b/app/controllers/profiles/emails_controller.rb
@@ -24,7 +24,7 @@ class Profiles::EmailsController < Profiles::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to profile_emails_url }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/profiles/keys_controller.rb b/app/controllers/profiles/keys_controller.rb
index a12549d6bcb..830e0b9591b 100644
--- a/app/controllers/profiles/keys_controller.rb
+++ b/app/controllers/profiles/keys_controller.rb
@@ -32,7 +32,7 @@ class Profiles::KeysController < Profiles::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to profile_keys_url }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/projects/builds_controller.rb b/app/controllers/projects/builds_controller.rb
index b8b9e78427d..bb1f6c5e980 100644
--- a/app/controllers/projects/builds_controller.rb
+++ b/app/controllers/projects/builds_controller.rb
@@ -38,6 +38,14 @@ class Projects::BuildsController < Projects::ApplicationController
     end
   end
 
+  def trace
+    respond_to do |format|
+      format.json do
+        render json: @build.trace_with_state(params[:state]).merge!(id: @build.id, status: @build.status)
+      end
+    end
+  end
+
   def retry
     unless @build.retryable?
       return render_404
diff --git a/app/controllers/projects/commit_controller.rb b/app/controllers/projects/commit_controller.rb
index a202cb38692..10b5932affa 100644
--- a/app/controllers/projects/commit_controller.rb
+++ b/app/controllers/projects/commit_controller.rb
@@ -17,12 +17,12 @@ class Projects::CommitController < Projects::ApplicationController
   def show
     apply_diff_view_cookie!
 
-    @line_notes = commit.notes.inline
+    @grouped_diff_notes = commit.notes.grouped_diff_notes
+
     @note = @project.build_commit_note(commit)
-    @notes = commit.notes.not_inline.fresh
+    @notes = commit.notes.non_diff_notes.fresh
     @noteable = @commit
-    @comments_allowed = @reply_allowed = true
-    @comments_target  = {
+    @comments_target = {
       noteable_type: 'Commit',
       commit_id: @commit.id
     }
@@ -67,10 +67,10 @@ class Projects::CommitController < Projects::ApplicationController
     create_commit(Commits::RevertService, success_notice: "The #{@commit.change_type_title} has been successfully reverted.",
                                           success_path: successful_change_path, failure_path: failed_change_path)
   end
-  
+
   def cherry_pick
     assign_change_commit_vars(@commit.cherry_pick_branch_name)
-    
+
     return render_404 if @target_branch.blank?
 
     create_commit(Commits::CherryPickService, success_notice: "The #{@commit.change_type_title} has been successfully cherry-picked.",
diff --git a/app/controllers/projects/commits_controller.rb b/app/controllers/projects/commits_controller.rb
index 1420b96840c..a52c614b259 100644
--- a/app/controllers/projects/commits_controller.rb
+++ b/app/controllers/projects/commits_controller.rb
@@ -15,7 +15,7 @@ class Projects::CommitsController < Projects::ApplicationController
       if search.present?
         @repository.find_commits_by_message(search, @ref, @path, @limit, @offset).compact
       else
-        @repository.commits(@ref, @path, @limit, @offset)
+        @repository.commits(@ref, path: @path, limit: @limit, offset: @offset)
       end
 
     @note_counts = project.notes.where(commit_id: @commits.map(&:id)).
diff --git a/app/controllers/projects/compare_controller.rb b/app/controllers/projects/compare_controller.rb
index 671d5c23024..af0b69a2442 100644
--- a/app/controllers/projects/compare_controller.rb
+++ b/app/controllers/projects/compare_controller.rb
@@ -22,7 +22,8 @@ class Projects::CompareController < Projects::ApplicationController
       @base_commit = @project.merge_base_commit(@base_ref, @head_ref)
       @diffs = compare.diffs(diff_options)
       @diff_refs = [@base_commit, @commit]
-      @line_notes = []
+      @diff_notes_disabled = true
+      @grouped_diff_notes = {}
     end
   end
 
diff --git a/app/controllers/projects/container_registry_controller.rb b/app/controllers/projects/container_registry_controller.rb
new file mode 100644
index 00000000000..d1f46497207
--- /dev/null
+++ b/app/controllers/projects/container_registry_controller.rb
@@ -0,0 +1,34 @@
+class Projects::ContainerRegistryController < Projects::ApplicationController
+  before_action :verify_registry_enabled
+  before_action :authorize_read_container_image!
+  before_action :authorize_update_container_image!, only: [:destroy]
+  layout 'project'
+
+  def index
+    @tags = container_registry_repository.tags
+  end
+
+  def destroy
+    url = namespace_project_container_registry_index_path(project.namespace, project)
+
+    if tag.delete
+      redirect_to url
+    else
+      redirect_to url, alert: 'Failed to remove tag'
+    end
+  end
+
+  private
+
+  def verify_registry_enabled
+    render_404 unless Gitlab.config.registry.enabled
+  end
+
+  def container_registry_repository
+    @container_registry_repository ||= project.container_registry_repository
+  end
+
+  def tag
+    @tag ||= container_registry_repository.tag(params[:id])
+  end
+end
diff --git a/app/controllers/projects/deploy_keys_controller.rb b/app/controllers/projects/deploy_keys_controller.rb
index 7d09288bc80..83d5ced9be8 100644
--- a/app/controllers/projects/deploy_keys_controller.rb
+++ b/app/controllers/projects/deploy_keys_controller.rb
@@ -7,31 +7,24 @@ class Projects::DeployKeysController < Projects::ApplicationController
   layout "project_settings"
 
   def index
-    @enabled_keys = @project.deploy_keys
-
-    @available_keys         = accessible_keys - @enabled_keys
-    @available_project_keys = current_user.project_deploy_keys - @enabled_keys
-    @available_public_keys  = DeployKey.are_public - @enabled_keys
-
-    # Public keys that are already used by another accessible project are already
-    # in @available_project_keys.
-    @available_public_keys -= @available_project_keys
+    @key = DeployKey.new
+    set_index_vars
   end
 
   def new
-    @key = @project.deploy_keys.new
-
-    respond_with(@key)
+    redirect_to namespace_project_deploy_keys_path(@project.namespace,
+                                                   @project)
   end
 
   def create
     @key = DeployKey.new(deploy_key_params)
+    set_index_vars
 
     if @key.valid? && @project.deploy_keys << @key
       redirect_to namespace_project_deploy_keys_path(@project.namespace,
                                                      @project)
     else
-      render "new"
+      render "index"
     end
   end
 
@@ -51,6 +44,18 @@ class Projects::DeployKeysController < Projects::ApplicationController
 
   protected
 
+  def set_index_vars
+    @enabled_keys ||= @project.deploy_keys
+
+    @available_keys         ||= accessible_keys - @enabled_keys
+    @available_project_keys ||= current_user.project_deploy_keys - @enabled_keys
+    @available_public_keys  ||= DeployKey.are_public - @enabled_keys
+
+    # Public keys that are already used by another accessible project are already
+    # in @available_project_keys.
+    @available_public_keys -= @available_project_keys
+  end
+
   def accessible_keys
     @accessible_keys ||= current_user.accessible_deploy_keys
   end
diff --git a/app/controllers/projects/graphs_controller.rb b/app/controllers/projects/graphs_controller.rb
index d13ea9f34b6..092ef32e6e3 100644
--- a/app/controllers/projects/graphs_controller.rb
+++ b/app/controllers/projects/graphs_controller.rb
@@ -17,7 +17,7 @@ class Projects::GraphsController < Projects::ApplicationController
   end
 
   def commits
-    @commits = @project.repository.commits(@ref, nil, 2000, 0, true)
+    @commits = @project.repository.commits(@ref, limit: 2000, skip_merges: true)
     @commits_graph = Gitlab::Graphs::Commits.new(@commits)
     @commits_per_week_days = @commits_graph.commits_per_week_days
     @commits_per_time = @commits_graph.commits_per_time
@@ -55,7 +55,7 @@ class Projects::GraphsController < Projects::ApplicationController
   private
 
   def fetch_graph
-    @commits = @project.repository.commits(@ref, nil, 6000, 0, true)
+    @commits = @project.repository.commits(@ref, limit: 6000, skip_merges: true)
     @log = []
 
     @commits.each do |commit|
diff --git a/app/controllers/projects/hooks_controller.rb b/app/controllers/projects/hooks_controller.rb
index 5fd4f855dec..47524b1cf0b 100644
--- a/app/controllers/projects/hooks_controller.rb
+++ b/app/controllers/projects/hooks_controller.rb
@@ -27,8 +27,10 @@ class Projects::HooksController < Projects::ApplicationController
     if !@project.empty_repo?
       status, message = TestHookService.new.execute(hook, current_user)
 
-      if status
-        flash[:notice] = 'Hook successfully executed.'
+      if status && status >= 200 && status < 400
+        flash[:notice] = "Hook executed successfully: HTTP #{status}"
+      elsif status
+        flash[:alert] = "Hook executed successfully but returned HTTP #{status} #{message}"
       else
         flash[:alert] = "Hook execution failed: #{message}"
       end
@@ -52,8 +54,16 @@ class Projects::HooksController < Projects::ApplicationController
   end
 
   def hook_params
-    params.require(:hook).permit(:url, :push_events, :issues_events,
-      :merge_requests_events, :tag_push_events, :note_events,
-      :build_events, :enable_ssl_verification)
+    params.require(:hook).permit(
+      :build_events,
+      :enable_ssl_verification,
+      :issues_events,
+      :merge_requests_events,
+      :note_events,
+      :push_events,
+      :tag_push_events,
+      :token,
+      :url
+    )
   end
 end
diff --git a/app/controllers/projects/imports_controller.rb b/app/controllers/projects/imports_controller.rb
index 7756f0f0ed3..a1b84afcd91 100644
--- a/app/controllers/projects/imports_controller.rb
+++ b/app/controllers/projects/imports_controller.rb
@@ -20,6 +20,7 @@ class Projects::ImportsController < Projects::ApplicationController
         @project.import_retry
       else
         @project.import_start
+        @project.add_import_job
       end
     end
 
diff --git a/app/controllers/projects/issues_controller.rb b/app/controllers/projects/issues_controller.rb
index 7d4fc361ce2..016f5dd0005 100644
--- a/app/controllers/projects/issues_controller.rb
+++ b/app/controllers/projects/issues_controller.rb
@@ -3,8 +3,8 @@ class Projects::IssuesController < Projects::ApplicationController
   include IssuableActions
 
   before_action :module_enabled
-  before_action :issue,
-    only: [:edit, :update, :show, :referenced_merge_requests, :related_branches]
+  before_action :issue, only: [:edit, :update, :show, :referenced_merge_requests,
+                               :related_branches, :can_create_branch]
 
   # Allow read any issue
   before_action :authorize_read_issue!, only: [:show]
@@ -96,6 +96,8 @@ class Projects::IssuesController < Projects::ApplicationController
 
     if params[:move_to_project_id].to_i > 0
       new_project = Project.find(params[:move_to_project_id])
+      return render_404 unless issue.can_move?(current_user, new_project)
+
       move_service = Issues::MoveService.new(project, current_user)
       @issue = move_service.execute(@issue, new_project)
     end
@@ -139,6 +141,18 @@ class Projects::IssuesController < Projects::ApplicationController
     end
   end
 
+  def can_create_branch
+    can_create = current_user &&
+      can?(current_user, :push_code, @project) &&
+      @issue.can_be_worked_on?(current_user)
+
+    respond_to do |format|
+      format.json do
+        render json: { can_create_branch: can_create }
+      end
+    end
+  end
+
   def bulk_update
     result = Issues::BulkUpdateService.new(project, current_user, bulk_update_params).execute
     redirect_back_or_default(default: { action: 'index' }, options: { notice: "#{result[:count]} issues updated" })
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 9c147b3689e..c5757a24624 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -73,12 +73,12 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     # but we need it for the "View file @ ..." link by deleted files
     @base_commit ||= @merge_request.first_commit.parent || @merge_request.first_commit
 
-    @comments_allowed = @reply_allowed = true
     @comments_target = {
       noteable_type: 'MergeRequest',
       noteable_id: @merge_request.id
     }
-    @line_notes = @merge_request.notes.where("line_code is not null")
+
+    @grouped_diff_notes = @merge_request.notes.grouped_diff_notes
 
     respond_to do |format|
       format.html
@@ -117,6 +117,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @commit = @merge_request.last_commit
     @base_commit = @merge_request.diff_base_commit
     @diffs = @merge_request.compare.diffs(diff_options) if @merge_request.compare
+    @diff_notes_disabled = true
 
     @ci_commit = @merge_request.ci_commit
     @statuses = @ci_commit.statuses if @ci_commit
@@ -300,7 +301,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     # Build a note object for comment form
     @note = @project.notes.new(noteable: @merge_request)
     @notes = @merge_request.mr_and_commit_notes.nonawards.inc_author.fresh
-    @discussions = Note.discussions_from_notes(@notes)
+    @discussions = @notes.discussions
     @noteable = @merge_request
 
     # Get commits from repository
diff --git a/app/controllers/projects/milestones_controller.rb b/app/controllers/projects/milestones_controller.rb
index f7b6d137bde..da2892bfb3f 100644
--- a/app/controllers/projects/milestones_controller.rb
+++ b/app/controllers/projects/milestones_controller.rb
@@ -75,7 +75,7 @@ class Projects::MilestonesController < Projects::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to namespace_project_milestones_path }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/projects/notes_controller.rb b/app/controllers/projects/notes_controller.rb
index 707a0d0e5c6..40b24d550e0 100644
--- a/app/controllers/projects/notes_controller.rb
+++ b/app/controllers/projects/notes_controller.rb
@@ -43,7 +43,7 @@ class Projects::NotesController < Projects::ApplicationController
     end
 
     respond_to do |format|
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
@@ -52,7 +52,7 @@ class Projects::NotesController < Projects::ApplicationController
     note.update_attribute(:attachment, nil)
 
     respond_to do |format|
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
@@ -96,7 +96,7 @@ class Projects::NotesController < Projects::ApplicationController
   end
 
   def note_to_discussion_html(note)
-    return unless note.for_diff_line?
+    return unless note.diff_note?
 
     if params[:view] == 'parallel'
       template = "projects/notes/_diff_notes_with_reply_parallel"
@@ -120,7 +120,7 @@ class Projects::NotesController < Projects::ApplicationController
   end
 
   def note_to_discussion_with_diff_html(note)
-    return unless note.for_diff_line?
+    return unless note.diff_note?
 
     render_to_string(
       "projects/notes/_discussion",
@@ -158,7 +158,7 @@ class Projects::NotesController < Projects::ApplicationController
   def note_params
     params.require(:note).permit(
       :note, :noteable, :noteable_id, :noteable_type, :project_id,
-      :attachment, :line_code, :commit_id
+      :attachment, :line_code, :commit_id, :type
     )
   end
 
diff --git a/app/controllers/projects/project_members_controller.rb b/app/controllers/projects/project_members_controller.rb
index 33b2625c0ac..cdea5f0b776 100644
--- a/app/controllers/projects/project_members_controller.rb
+++ b/app/controllers/projects/project_members_controller.rb
@@ -55,7 +55,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
       format.html do
         redirect_to namespace_project_project_members_path(@project.namespace, @project)
       end
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
@@ -81,7 +81,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
 
       respond_to do |format|
         format.html { redirect_to dashboard_projects_path, notice: "You left the project." }
-        format.js { render nothing: true }
+        format.js { head :ok }
       end
     else
       if current_user == @project.owner
diff --git a/app/controllers/projects/protected_branches_controller.rb b/app/controllers/projects/protected_branches_controller.rb
index e49259c34b6..efa7bf14d0f 100644
--- a/app/controllers/projects/protected_branches_controller.rb
+++ b/app/controllers/projects/protected_branches_controller.rb
@@ -39,7 +39,7 @@ class Projects::ProtectedBranchesController < Projects::ApplicationController
 
     respond_to do |format|
       format.html { redirect_to namespace_project_protected_branches_path }
-      format.js { render nothing: true }
+      format.js { head :ok }
     end
   end
 
diff --git a/app/controllers/projects/runners_controller.rb b/app/controllers/projects/runners_controller.rb
index 0dd2d6a99be..3a9d67aff64 100644
--- a/app/controllers/projects/runners_controller.rb
+++ b/app/controllers/projects/runners_controller.rb
@@ -64,6 +64,6 @@ class Projects::RunnersController < Projects::ApplicationController
   end
 
   def runner_params
-    params.require(:runner).permit(:description, :tag_list, :active)
+    params.require(:runner).permit(Ci::Runner::FORM_EDITABLE)
   end
 end
diff --git a/app/controllers/projects/wikis_controller.rb b/app/controllers/projects/wikis_controller.rb
index c02bc28acef..0d6c32fabd2 100644
--- a/app/controllers/projects/wikis_controller.rb
+++ b/app/controllers/projects/wikis_controller.rb
@@ -40,10 +40,10 @@ class Projects::WikisController < Projects::ApplicationController
   end
 
   def update
-    @page = @project_wiki.find_page(params[:id])
-
     return render('empty') unless can?(current_user, :create_wiki, @project)
 
+    @page = @project_wiki.find_page(params[:id])
+
     if @page = WikiPages::UpdateService.new(@project, current_user, wiki_params).execute(@page)
       redirect_to(
         namespace_project_wiki_path(@project.namespace, @project, @page),
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index 8662de712a1..6660d99ab09 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -236,7 +236,8 @@ class ProjectsController < Projects::ApplicationController
   def project_params
     params.require(:project).permit(
       :name, :path, :description, :issues_tracker, :tag_list, :runners_token,
-      :issues_enabled, :merge_requests_enabled, :snippets_enabled, :issues_tracker_id, :default_branch,
+      :issues_enabled, :merge_requests_enabled, :snippets_enabled, :container_registry_enabled,
+      :issues_tracker_id, :default_branch,
       :wiki_enabled, :visibility_level, :import_url, :last_activity_at, :namespace_id, :avatar,
       :builds_enabled, :build_allow_git_fetch, :build_timeout_in_minutes, :build_coverage_regex,
       :public_builds,
diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index 059b88e2253..26eb15f49e4 100644
--- a/app/controllers/registrations_controller.rb
+++ b/app/controllers/registrations_controller.rb
@@ -8,6 +8,13 @@ class RegistrationsController < Devise::RegistrationsController
 
   def create
     if !Gitlab::Recaptcha.load_configurations! || verify_recaptcha
+      # To avoid duplicate form fields on the login page, the registration form
+      # names fields using `new_user`, but Devise still wants the params in
+      # `user`.
+      if params["new_#{resource_name}"].present? && params[resource_name].blank?
+        params[resource_name] = params.delete(:"new_#{resource_name}")
+      end
+
       super
     else
       flash[:alert] = "There was an error with the reCAPTCHA code below. Please re-enter the code."
@@ -30,8 +37,8 @@ class RegistrationsController < Devise::RegistrationsController
     super
   end
 
-  def after_sign_up_path_for(_resource)
-    users_almost_there_path
+  def after_sign_up_path_for(user)
+    user.confirmed_at.present? ? dashboard_projects_path : users_almost_there_path
   end
 
   def after_inactive_sign_up_path_for(_resource)
diff --git a/app/controllers/search_controller.rb b/app/controllers/search_controller.rb
index e42d2d73947..69c92d2bed2 100644
--- a/app/controllers/search_controller.rb
+++ b/app/controllers/search_controller.rb
@@ -8,8 +8,6 @@ class SearchController < ApplicationController
   def show
     return if params[:search].nil? || params[:search].blank?
 
-    @search_term = params[:search]
-
     if params[:project_id].present?
       @project = Project.find_by(id: params[:project_id])
       @project = nil unless can?(current_user, :download_code, @project)
@@ -20,6 +18,8 @@ class SearchController < ApplicationController
       @group = nil unless can?(current_user, :read_group, @group)
     end
 
+    @search_term = params[:search]
+
     @scope = params[:scope]
     @show_snippets = params[:snippets].eql? 'true'
 
@@ -44,7 +44,7 @@ class SearchController < ApplicationController
         Search::GlobalService.new(current_user, params).execute
       end
 
-    @objects = @search_results.objects(@scope, params[:page])
+    @search_objects = @search_results.objects(@scope, params[:page])
   end
 
   def autocomplete
diff --git a/app/controllers/snippets_controller.rb b/app/controllers/snippets_controller.rb
index 2daceed039b..2a17c1f34db 100644
--- a/app/controllers/snippets_controller.rb
+++ b/app/controllers/snippets_controller.rb
@@ -10,7 +10,7 @@ class SnippetsController < ApplicationController
   # Allow destroy snippet
   before_action :authorize_admin_snippet!, only: [:destroy]
 
-  skip_before_action :authenticate_user!, only: [:index, :user_index, :show, :raw]
+  skip_before_action :authenticate_user!, only: [:index, :show, :raw]
 
   layout 'snippets'
   respond_to :html
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 2ae180c8a12..799421c185b 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -58,6 +58,19 @@ class UsersController < ApplicationController
     end
   end
 
+  def snippets
+    load_snippets
+
+    respond_to do |format|
+      format.html { render 'show' }
+      format.json do
+        render json: {
+          html: view_to_html_string("snippets/_snippets", collection: @snippets)
+        }
+      end
+    end
+  end
+
   def calendar
     calendar = contributions_calendar
     @timestamps = calendar.timestamps
@@ -116,6 +129,15 @@ class UsersController < ApplicationController
     @groups = JoinedGroupsFinder.new(user).execute(current_user)
   end
 
+  def load_snippets
+    @snippets = SnippetsFinder.new.execute(
+      current_user,
+      filter: :by_user,
+      user: user,
+      scope: params[:scope]
+    ).page(params[:page])
+  end
+
   def projects_for_current_user
     ProjectsFinder.new.execute(current_user)
   end
diff --git a/app/finders/issuable_finder.rb b/app/finders/issuable_finder.rb
index f00f3f709e9..5849e00662b 100644
--- a/app/finders/issuable_finder.rb
+++ b/app/finders/issuable_finder.rb
@@ -252,8 +252,8 @@ class IssuableFinder
       if filter_by_no_milestone?
         items = items.where(milestone_id: [-1, nil])
       elsif filter_by_upcoming_milestone?
-        upcoming = Milestone.where(project_id: projects).upcoming
-        items = items.joins(:milestone).where(milestones: { title: upcoming.try(:title) })
+        upcoming_ids = Milestone.upcoming_ids_by_projects(projects)
+        items = items.joins(:milestone).where(milestone_id: upcoming_ids)
       else
         items = items.joins(:milestone).where(milestones: { title: params[:milestone_title] })
 
diff --git a/app/finders/notes_finder.rb b/app/finders/notes_finder.rb
index fa4c635f55c..c41be333537 100644
--- a/app/finders/notes_finder.rb
+++ b/app/finders/notes_finder.rb
@@ -10,7 +10,7 @@ class NotesFinder
     notes =
       case target_type
       when "commit"
-        project.notes.for_commit_id(target_id).not_inline
+        project.notes.for_commit_id(target_id).non_diff_notes
       when "issue"
         project.issues.find(target_id).notes.nonawards.inc_author
       when "merge_request"
diff --git a/app/finders/snippets_finder.rb b/app/finders/snippets_finder.rb
index a41172816b8..01cbf91c658 100644
--- a/app/finders/snippets_finder.rb
+++ b/app/finders/snippets_finder.rb
@@ -51,7 +51,7 @@ class SnippetsFinder
     snippets = project.snippets.fresh
 
     if current_user
-      if project.team.member?(current_user.id)
+      if project.team.member?(current_user.id) || current_user.admin?
         snippets
       else
         snippets.public_and_internal
diff --git a/app/helpers/application_settings_helper.rb b/app/helpers/application_settings_helper.rb
index 914b0ef6042..03080d25931 100644
--- a/app/helpers/application_settings_helper.rb
+++ b/app/helpers/application_settings_helper.rb
@@ -60,4 +60,18 @@ module ApplicationSettingsHelper
       end
     end
   end
+
+  def oauth_providers_checkboxes
+    button_based_providers.map do |source|
+      disabled = current_application_settings.disabled_oauth_sign_in_sources.include?(source.to_s)
+      css_class = 'btn'
+      css_class << ' active' unless disabled
+      checkbox_name = 'application_setting[enabled_oauth_sign_in_sources][]'
+
+      label_tag(checkbox_name, class: css_class) do
+        check_box_tag(checkbox_name, source, !disabled,
+                      autocomplete: 'off') + Gitlab::OAuth::Provider.label_for(source)
+      end
+    end
+  end
 end
diff --git a/app/helpers/auth_helper.rb b/app/helpers/auth_helper.rb
index b4f80fd9b3e..b05fa0a14d6 100644
--- a/app/helpers/auth_helper.rb
+++ b/app/helpers/auth_helper.rb
@@ -38,6 +38,16 @@ module AuthHelper
     auth_providers.reject { |provider| form_based_provider?(provider) }
   end
 
+  def enabled_button_based_providers
+    disabled_providers = current_application_settings.disabled_oauth_sign_in_sources || []
+
+    button_based_providers.map(&:to_s) - disabled_providers
+  end
+
+  def button_based_providers_enabled?
+    enabled_button_based_providers.any?
+  end
+
   def provider_image_tag(provider, size = 64)
     label = label_for_provider(provider)
 
diff --git a/app/helpers/blob_helper.rb b/app/helpers/blob_helper.rb
index a4d7c425d0f..93241b3afb7 100644
--- a/app/helpers/blob_helper.rb
+++ b/app/helpers/blob_helper.rb
@@ -3,8 +3,8 @@ module BlobHelper
     Gitlab::Highlight.new(blob_name, blob_content, nowrap: nowrap)
   end
 
-  def highlight(blob_name, blob_content, nowrap: false)
-    Gitlab::Highlight.highlight(blob_name, blob_content, nowrap: nowrap)
+  def highlight(blob_name, blob_content, nowrap: false, plain: false)
+    Gitlab::Highlight.highlight(blob_name, blob_content, nowrap: nowrap, plain: plain)
   end
 
   def no_highlight_files
@@ -131,7 +131,7 @@ module BlobHelper
   # elements and attributes. Note that this whitelist is by no means complete
   # and may omit some elements.
   def sanitize_svg(blob)
-    blob.data = Loofah.scrub_fragment(blob.data, :strip).to_xml
+    blob.data = Gitlab::Sanitizers::SVG.clean(blob.data)
     blob
   end
 
diff --git a/app/helpers/ci_badge_helper.rb b/app/helpers/ci_badge_helper.rb
deleted file mode 100644
index 27386133e36..00000000000
--- a/app/helpers/ci_badge_helper.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-module CiBadgeHelper
-  def markdown_badge_code(project, ref)
-    url = status_ci_project_url(project, ref: ref, format: 'png')
-    link = namespace_project_commits_path(project.namespace, project, ref)
-    "[![build status](#{url})](#{link})"
-  end
-
-  def html_badge_code(project, ref)
-    url = status_ci_project_url(project, ref: ref, format: 'png')
-    link = namespace_project_commits_path(project.namespace, project, ref)
-    "<a href='#{link}'><img src='#{url}' /></a>"
-  end
-end
diff --git a/app/helpers/diff_helper.rb b/app/helpers/diff_helper.rb
index 97466d532f4..5f311f3780a 100644
--- a/app/helpers/diff_helper.rb
+++ b/app/helpers/diff_helper.rb
@@ -23,7 +23,7 @@ module DiffHelper
   end
 
   def diff_options
-    options = { ignore_whitespace_change: params[:w] == '1' }
+    options = { ignore_whitespace_change: hide_whitespace? }
     if diff_hard_limit_enabled?
       options.merge!(Commit.max_diff_options)
     end
@@ -55,22 +55,18 @@ module DiffHelper
     end
   end
 
-  def line_comments
-    @line_comments ||= @line_notes.select(&:active?).sort_by(&:created_at).group_by(&:line_code)
-  end
-
-  def organize_comments(type_left, type_right, line_code_left, line_code_right)
-    comments_left = comments_right = nil
+  def organize_comments(left, right)
+    notes_left = notes_right = nil
 
-    unless type_left.nil? && type_right == 'new'
-      comments_left = line_comments[line_code_left]
+    unless left[:type].nil? && right[:type] == 'new'
+      notes_left = @grouped_diff_notes[left[:line_code]]
     end
 
-    unless type_left.nil? && type_right.nil?
-      comments_right = line_comments[line_code_right]
+    unless left[:type].nil? && right[:type].nil?
+      notes_right = @grouped_diff_notes[right[:line_code]]
     end
 
-    [comments_left, comments_right]
+    [notes_left, notes_right]
   end
 
   def inline_diff_btn
@@ -96,8 +92,8 @@ module DiffHelper
     ].join(' ').html_safe
   end
 
-  def commit_for_diff(diff)
-    if diff.deleted_file
+  def commit_for_diff(diff_file)
+    if diff_file.deleted_file
       @base_commit || @commit.parent || @commit
     else
       @commit
@@ -128,4 +124,31 @@ module DiffHelper
       title
     end
   end
+
+  def commit_diff_whitespace_link(project, commit, options)
+    url = namespace_project_commit_path(project.namespace, project, commit.id, params_with_whitespace)
+    toggle_whitespace_link(url, options)
+  end
+
+  def diff_merge_request_whitespace_link(project, merge_request, options)
+    url = diffs_namespace_project_merge_request_path(project.namespace, project, merge_request, params_with_whitespace)
+    toggle_whitespace_link(url, options)
+  end
+
+  private
+
+  def hide_whitespace?
+    params[:w] == '1'
+  end
+
+  def params_with_whitespace
+    hide_whitespace? ? request.query_parameters.except(:w) : request.query_parameters.merge(w: 1)
+  end
+
+  def toggle_whitespace_link(url, options)
+    options[:class] ||= ''
+    options[:class] << ' btn btn-default'
+
+    link_to "#{hide_whitespace? ? 'Show' : 'Hide'} whitespace changes", url, class: options[:class]
+  end
 end
diff --git a/app/helpers/events_helper.rb b/app/helpers/events_helper.rb
index 592bad8ba24..e1489381706 100644
--- a/app/helpers/events_helper.rb
+++ b/app/helpers/events_helper.rb
@@ -3,7 +3,7 @@ module EventsHelper
     author = event.author
 
     if author
-      link_to author.name, user_path(author.username), title: h(author.name)
+      link_to author.name, user_path(author.username), title: author.name
     else
       event.author_name
     end
@@ -39,15 +39,6 @@ module EventsHelper
     end
   end
 
-  def icon_for_event
-    {
-      EventFilter.push     => 'upload',
-      EventFilter.merged   => 'check-square-o',
-      EventFilter.comments => 'comments',
-      EventFilter.team     => 'user',
-    }
-  end
-
   def event_preposition(event)
     if event.push? || event.commented? || event.target
       "at"
@@ -66,11 +57,7 @@ module EventsHelper
       words << event.ref_name
       words << "at"
     elsif event.commented?
-      if event.note_commit?
-        words << event.note_short_commit_id
-      else
-        words << "##{truncate event.note_target_iid}"
-      end
+      words << event.note_target_reference
       words << "at"
     elsif event.milestone?
       words << "##{event.target_iid}" if event.target_iid
@@ -93,21 +80,12 @@ module EventsHelper
     elsif event.merge_request?
       namespace_project_merge_request_url(event.project.namespace,
                                           event.project, event.merge_request)
-    elsif event.note? && event.note_commit?
+    elsif event.note? && event.commit_note?
       namespace_project_commit_url(event.project.namespace, event.project,
                                    event.note_target)
     elsif event.note?
       if event.note_target
-        if event.note_commit?
-          namespace_project_commit_path(event.project.namespace, event.project,
-                                        event.note_commit_id,
-                                        anchor: dom_id(event.target))
-        elsif event.note_project_snippet?
-          namespace_project_snippet_path(event.project.namespace,
-                                         event.project, event.note_target)
-        else
-          event_note_target_path(event)
-        end
+        event_note_target_path(event)
       end
     elsif event.push?
       push_event_feed_url(event)
@@ -143,42 +121,30 @@ module EventsHelper
   end
 
   def event_note_target_path(event)
-    if event.note? && event.note_commit?
-      namespace_project_commit_path(event.project.namespace, event.project,
-                                    event.note_target)
+    if event.note? && event.commit_note?
+      namespace_project_commit_path(event.project.namespace,
+                                    event.project,
+                                    event.note_target,
+                                    anchor: dom_id(event.target))
+    elsif event.project_snippet_note?
+      namespace_project_snippet_path(event.project.namespace,
+                                     event.project,
+                                     event.note_target,
+                                     anchor: dom_id(event.target))
     else
       polymorphic_path([event.project.namespace.becomes(Namespace),
                         event.project, event.note_target],
-                       anchor: dom_id(event.target))
+                        anchor: dom_id(event.target))
     end
   end
 
   def event_note_title_html(event)
     if event.note_target
-      if event.note_commit?
-        link_to(
-          namespace_project_commit_path(event.project.namespace, event.project,
-                                        event.note_commit_id,
-                                        anchor: dom_id(event.target), title: h(event.target_title)),
-          class: "commit_short_id"
-        ) do
-          "#{event.note_target_type} #{event.note_short_commit_id}"
-        end
-      elsif event.note_project_snippet?
-        link_to(namespace_project_snippet_path(event.project.namespace,
-                                               event.project,
-                                               event.note_target), title: h(event.project.name)) do
-          "#{event.note_target_type} #{truncate event.note_target.to_reference}"
-        end
-      else
-        link_to event_note_target_path(event) do
-          "#{event.note_target_type} #{truncate event.note_target.to_reference}"
-        end
+      link_to(event_note_target_path(event), title: event.target_title, class: 'has-tooltip') do
+        "#{event.note_target_type} #{event.note_target_reference}"
       end
     else
-      content_tag :strong do
-        "(deleted)"
-      end
+      content_tag(:strong, '(deleted)')
     end
   end
 
diff --git a/app/helpers/gitlab_routing_helper.rb b/app/helpers/gitlab_routing_helper.rb
index f07eff3fb57..2ce2d4e694f 100644
--- a/app/helpers/gitlab_routing_helper.rb
+++ b/app/helpers/gitlab_routing_helper.rb
@@ -33,6 +33,10 @@ module GitlabRoutingHelper
     namespace_project_builds_path(project.namespace, project, *args)
   end
 
+  def project_container_registry_path(project, *args)
+    namespace_project_container_registry_index_path(project.namespace, project, *args)
+  end
+
   def activity_project_path(project, *args)
     activity_namespace_project_path(project.namespace, project, *args)
   end
diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index afe1e11a0da..198d39455d7 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -16,31 +16,49 @@ module IssuesHelper
   def url_for_project_issues(project = @project, options = {})
     return '' if project.nil?
 
-    if options[:only_path]
-      project.issues_tracker.project_path
-    else
-      project.issues_tracker.project_url
-    end
+    url =
+      if options[:only_path]
+        project.issues_tracker.project_path
+      else
+        project.issues_tracker.project_url
+      end
+
+    # Ensure we return a valid URL to prevent possible XSS.
+    URI.parse(url).to_s
+  rescue URI::InvalidURIError
+    ''
   end
 
   def url_for_new_issue(project = @project, options = {})
     return '' if project.nil?
 
-    if options[:only_path]
-      project.issues_tracker.new_issue_path
-    else
-      project.issues_tracker.new_issue_url
-    end
+    url =
+      if options[:only_path]
+        project.issues_tracker.new_issue_path
+      else
+        project.issues_tracker.new_issue_url
+      end
+
+    # Ensure we return a valid URL to prevent possible XSS.
+    URI.parse(url).to_s
+  rescue URI::InvalidURIError
+    ''
   end
 
   def url_for_issue(issue_iid, project = @project, options = {})
     return '' if project.nil?
 
-    if options[:only_path]
-      project.issues_tracker.issue_path(issue_iid)
-    else
-      project.issues_tracker.issue_url(issue_iid)
-    end
+    url =
+      if options[:only_path]
+        project.issues_tracker.issue_path(issue_iid)
+      else
+        project.issues_tracker.issue_url(issue_iid)
+      end
+
+    # Ensure we return a valid URL to prevent possible XSS.
+    URI.parse(url).to_s
+  rescue URI::InvalidURIError
+    ''
   end
 
   def bulk_update_milestone_options
diff --git a/app/helpers/labels_helper.rb b/app/helpers/labels_helper.rb
index 3dded7c2f23..c99b137cdaa 100644
--- a/app/helpers/labels_helper.rb
+++ b/app/helpers/labels_helper.rb
@@ -37,7 +37,7 @@ module LabelsHelper
     link = send("namespace_project_#{type.to_s.pluralize}_path",
                 project.namespace,
                 project,
-                label_name: label.name)
+                label_name: [label.name])
 
     if block_given?
       link_to link, &block
diff --git a/app/helpers/nav_helper.rb b/app/helpers/nav_helper.rb
index 5d86bd490a8..fbb799eecd3 100644
--- a/app/helpers/nav_helper.rb
+++ b/app/helpers/nav_helper.rb
@@ -34,10 +34,21 @@ module NavHelper
   end
 
   def nav_header_class
-    if nav_menu_collapsed?
-      "header-collapsed"
-    else
-      "header-expanded"
-    end
+    class_name =
+      if nav_menu_collapsed?
+        "header-collapsed"
+      else
+        "header-expanded"
+      end
+    class_name += " with-horizontal-nav" if defined?(nav) && nav
+    class_name
+  end
+
+  def layout_nav_class
+    "page-with-layout-nav" if defined?(nav) && nav
+  end
+
+  def layout_dropdown_class
+    "controls-dropdown-visible" if current_user
   end
 end
diff --git a/app/helpers/notes_helper.rb b/app/helpers/notes_helper.rb
index 95072b5373f..b401c8385be 100644
--- a/app/helpers/notes_helper.rb
+++ b/app/helpers/notes_helper.rb
@@ -1,7 +1,7 @@
 module NotesHelper
   # Helps to distinguish e.g. commit notes in mr notes list
   def note_for_main_target?(note)
-    (@noteable.class.name == note.noteable_type && !note.for_diff_line?)
+    @noteable.class.name == note.noteable_type && !note.diff_note?
   end
 
   def note_target_fields(note)
@@ -15,16 +15,6 @@ module NotesHelper
     note.editable? && can?(current_user, :admin_note, note)
   end
 
-  def link_to_commit_diff_line_note(note)
-    if note.for_commit_diff_line?
-      link_to(
-        "#{note.diff_file_name}:L#{note.diff_new_line}",
-        namespace_project_commit_path(@project.namespace, @project,
-                                      note.noteable, anchor: note.line_code)
-      )
-    end
-  end
-
   def noteable_json(noteable)
     {
       id: noteable.id,
@@ -35,7 +25,7 @@ module NotesHelper
   end
 
   def link_to_new_diff_note(line_code, line_type = nil)
-    discussion_id = Note.build_discussion_id(
+    discussion_id = LegacyDiffNote.build_discussion_id(
       @comments_target[:noteable_type],
       @comments_target[:noteable_id] || @comments_target[:commit_id],
       line_code
@@ -45,9 +35,10 @@ module NotesHelper
       noteable_type: @comments_target[:noteable_type],
       noteable_id:   @comments_target[:noteable_id],
       commit_id:     @comments_target[:commit_id],
+      line_type:     line_type,
       line_code:     line_code,
-      discussion_id: discussion_id,
-      line_type:     line_type
+      note_type:     LegacyDiffNote.name,
+      discussion_id: discussion_id
     }
 
     button_tag(class: 'btn add-diff-note js-add-diff-note-button',
@@ -57,18 +48,24 @@ module NotesHelper
     end
   end
 
-  def link_to_reply_diff(note, line_type = nil)
+  def link_to_reply_discussion(note, line_type = nil)
     return unless current_user
 
     data = {
       noteable_type: note.noteable_type,
       noteable_id:   note.noteable_id,
       commit_id:     note.commit_id,
-      line_code:     note.line_code,
       discussion_id: note.discussion_id,
       line_type:     line_type
     }
 
+    if note.diff_note?
+      data.merge!(
+        line_code: note.line_code,
+        note_type: LegacyDiffNote.name
+      )
+    end
+
     button_tag 'Reply...', class: 'btn btn-text-field js-discussion-reply-button',
                            data: data, title: 'Add a reply'
   end
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index ab85694da3f..0825b5b6437 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -123,13 +123,21 @@ module ProjectsHelper
     end
   end
 
+  def license_short_name(project)
+    return 'LICENSE' if project.repository.license_key.nil?
+
+    license = Licensee::License.new(project.repository.license_key)
+
+    license.nickname || license.name
+  end
+
   private
 
   def get_project_nav_tabs(project, current_user)
-    nav_tabs = [:home, :forks]
+    nav_tabs = [:home]
 
     if !project.empty_repo? && can?(current_user, :download_code, project)
-      nav_tabs << [:files, :commits, :network, :graphs]
+      nav_tabs << [:files, :commits, :network, :graphs, :forks]
     end
 
     if project.repo_exists? && can?(current_user, :read_merge_request, project)
@@ -140,6 +148,10 @@ module ProjectsHelper
       nav_tabs << :builds
     end
 
+    if Gitlab.config.registry.enabled && can?(current_user, :read_container_image, project)
+      nav_tabs << :container_registry
+    end
+
     if can?(current_user, :admin_project, project)
       nav_tabs << :settings
     end
@@ -188,16 +200,13 @@ module ProjectsHelper
   end
 
   def repository_size(project = @project)
-    "#{project.repository_size} MB"
-  rescue
-    # In order to prevent 500 error
-    # when application cannot allocate memory
-    # to calculate repo size - just show 'Unknown'
-    'unknown'
+    size_in_bytes = project.repository_size * 1.megabyte
+    number_to_human_size(size_in_bytes, delimiter: ',', precision: 2)
   end
 
   def default_url_to_repo(project = @project)
-    if default_clone_protocol == "ssh"
+    case default_clone_protocol
+    when 'ssh'
       project.ssh_url_to_repo
     else
       project.http_url_to_repo
@@ -320,14 +329,6 @@ module ProjectsHelper
     @ref || @repository.try(:root_ref)
   end
 
-  def license_short_name(project)
-    license = Licensee::License.new(project.repository.license_key)
-
-    license.nickname || license.name
-  end
-
-  private
-
   def filename_path(project, filename)
     if project && blob = project.repository.send(filename)
       namespace_project_blob_path(
@@ -337,4 +338,10 @@ module ProjectsHelper
       )
     end
   end
+
+  def sanitize_repo_path(message)
+    return '' unless message.present?
+
+    message.strip.gsub(Gitlab.config.gitlab_shell.repos_path.chomp('/'), "[REPOS PATH]")
+  end
 end
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index 8a97a74ad73..d2f94d4ae6f 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -19,6 +19,16 @@ module SearchHelper
     end
   end
 
+  def search_entries_info(collection, scope, term)
+    return unless collection.count > 0
+
+    from = collection.offset_value + 1
+    to = collection.offset_value + collection.length
+    count = collection.total_count
+
+    "Showing #{from} - #{to} of #{count} #{scope.humanize(capitalize: false)} for \"#{term}\""
+  end
+
   private
 
   # Autocomplete results for various settings pages
@@ -49,7 +59,7 @@ module SearchHelper
   # Autocomplete results for the current project, if it's defined
   def project_autocomplete
     if @project && @project.repository.exists? && @project.repository.root_ref
-      ref    = @ref || @project.repository.root_ref
+      ref = @ref || @project.repository.root_ref
 
       [
         { category: "Current Project", label: "Files",          url: namespace_project_tree_path(@project.namespace, @project, ref) },
diff --git a/app/helpers/selects_helper.rb b/app/helpers/selects_helper.rb
index e951a87a212..bb395e37884 100644
--- a/app/helpers/selects_helper.rb
+++ b/app/helpers/selects_helper.rb
@@ -18,7 +18,7 @@ module SelectsHelper
         first_user: first_user,
         current_user: opts[:current_user] || false,
         "push-code-to-protected-branches" => opts[:push_code_to_protected_branches],
-        author_id: opts[:author_id]       || ''
+        author_id: opts[:author_id] || ''
       }
     }
 
diff --git a/app/mailers/emails/notes.rb b/app/mailers/emails/notes.rb
index cdc40b81ee1..96116e916dd 100644
--- a/app/mailers/emails/notes.rb
+++ b/app/mailers/emails/notes.rb
@@ -28,6 +28,14 @@ module Emails
       mail_answer_thread(@merge_request, note_thread_options(recipient_id))
     end
 
+    def note_snippet_email(recipient_id, note_id)
+      setup_note_mail(note_id, recipient_id)
+
+      @snippet = @note.noteable
+      @target_url = namespace_project_snippet_url(*note_target_url_options)
+      mail_answer_thread(@snippet, note_thread_options(recipient_id))
+    end
+
     private
 
     def note_target_url_options
diff --git a/app/mailers/emails/projects.rb b/app/mailers/emails/projects.rb
index 377c2999d6c..5489283432b 100644
--- a/app/mailers/emails/projects.rb
+++ b/app/mailers/emails/projects.rb
@@ -59,9 +59,9 @@ module Emails
            subject: subject("Project was moved"))
     end
 
-    def repository_push_email(project_id, recipient, opts = {})
+    def repository_push_email(project_id, opts = {})
       @message =
-        Gitlab::Email::Message::RepositoryPush.new(self, project_id, recipient, opts)
+        Gitlab::Email::Message::RepositoryPush.new(self, project_id, opts)
 
       # used in notify layout
       @target_url = @message.target_url
@@ -72,7 +72,6 @@ module Emails
 
       mail(from:      sender(@message.author_id, @message.send_from_committer_email?),
            reply_to:  @message.reply_to,
-           to:        @message.recipient,
            subject:   @message.subject)
     end
   end
diff --git a/app/models/ability.rb b/app/models/ability.rb
index 6103a2947e2..f70268d3138 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -61,6 +61,7 @@ class Ability
           :read_merge_request,
           :read_note,
           :read_commit_status,
+          :read_container_image,
           :download_code
         ]
 
@@ -203,6 +204,7 @@ class Ability
         :admin_label,
         :read_commit_status,
         :read_build,
+        :read_container_image,
       ]
     end
 
@@ -216,7 +218,9 @@ class Ability
         :update_build,
         :create_merge_request,
         :create_wiki,
-        :push_code
+        :push_code,
+        :create_container_image,
+        :update_container_image,
       ]
     end
 
@@ -242,7 +246,8 @@ class Ability
         :admin_wiki,
         :admin_project,
         :admin_commit_status,
-        :admin_build
+        :admin_build,
+        :admin_container_image,
       ]
     end
 
@@ -287,6 +292,10 @@ class Ability
         rules += named_abilities('build')
       end
 
+      unless project.container_registry_enabled
+        rules += named_abilities('container_image')
+      end
+
       rules
     end
 
diff --git a/app/models/abuse_report.rb b/app/models/abuse_report.rb
index b61f5123127..b01a244032d 100644
--- a/app/models/abuse_report.rb
+++ b/app/models/abuse_report.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: abuse_reports
-#
-#  id          :integer          not null, primary key
-#  reporter_id :integer
-#  user_id     :integer
-#  message     :text
-#  created_at  :datetime
-#  updated_at  :datetime
-#
-
 class AbuseReport < ActiveRecord::Base
   belongs_to :reporter, class_name: 'User'
   belongs_to :user
diff --git a/app/models/application_setting.rb b/app/models/application_setting.rb
index 36f88154232..f5079f92444 100644
--- a/app/models/application_setting.rb
+++ b/app/models/application_setting.rb
@@ -1,59 +1,13 @@
-# == Schema Information
-#
-# Table name: application_settings
-#
-#  id                                :integer          not null, primary key
-#  default_projects_limit            :integer
-#  signup_enabled                    :boolean
-#  signin_enabled                    :boolean
-#  gravatar_enabled                  :boolean
-#  sign_in_text                      :text
-#  created_at                        :datetime
-#  updated_at                        :datetime
-#  home_page_url                     :string(255)
-#  default_branch_protection         :integer          default(2)
-#  restricted_visibility_levels      :text
-#  version_check_enabled             :boolean          default(TRUE)
-#  max_attachment_size               :integer          default(10), not null
-#  default_project_visibility        :integer
-#  default_snippet_visibility        :integer
-#  default_group_visibility          :integer
-#  restricted_signup_domains         :text
-#  user_oauth_applications           :boolean          default(TRUE)
-#  after_sign_out_path               :string(255)
-#  session_expire_delay              :integer          default(10080), not null
-#  import_sources                    :text
-#  help_page_text                    :text
-#  admin_notification_email          :string(255)
-#  shared_runners_enabled            :boolean          default(TRUE), not null
-#  max_artifacts_size                :integer          default(100), not null
-#  runners_registration_token        :string
-#  require_two_factor_authentication :boolean          default(FALSE)
-#  two_factor_grace_period           :integer          default(48)
-#  metrics_enabled                   :boolean          default(FALSE)
-#  metrics_host                      :string           default("localhost")
-#  metrics_username                  :string
-#  metrics_password                  :string
-#  metrics_pool_size                 :integer          default(16)
-#  metrics_timeout                   :integer          default(10)
-#  metrics_method_call_threshold     :integer          default(10)
-#  recaptcha_enabled                 :boolean          default(FALSE)
-#  recaptcha_site_key                :string
-#  recaptcha_private_key             :string
-#  metrics_port                      :integer          default(8089)
-#  sentry_enabled                    :boolean          default(FALSE)
-#  sentry_dsn                        :string
-#  email_author_in_body              :boolean          default(FALSE)
-#
-
 class ApplicationSetting < ActiveRecord::Base
   include TokenAuthenticatable
   add_authentication_token_field :runners_registration_token
+  add_authentication_token_field :health_check_access_token
 
   CACHE_KEY = 'application_setting.last'
 
   serialize :restricted_visibility_levels
   serialize :import_sources
+  serialize :disabled_oauth_sign_in_sources
   serialize :restricted_signup_domains, Array
   attr_accessor :restricted_signup_domains_raw
 
@@ -117,7 +71,18 @@ class ApplicationSetting < ActiveRecord::Base
     end
   end
 
+  validates_each :disabled_oauth_sign_in_sources do |record, attr, value|
+    unless value.nil?
+      value.each do |source|
+        unless Devise.omniauth_providers.include?(source.to_sym)
+          record.errors.add(attr, "'#{source}' is not an OAuth sign-in source")
+        end
+      end
+    end
+  end
+
   before_save :ensure_runners_registration_token
+  before_save :ensure_health_check_access_token
 
   after_commit do
     Rails.cache.write(CACHE_KEY, self)
@@ -155,6 +120,8 @@ class ApplicationSetting < ActiveRecord::Base
       recaptcha_enabled: false,
       akismet_enabled: false,
       repository_checks_enabled: true,
+      disabled_oauth_sign_in_sources: [],
+      send_user_confirmation_email: false
     )
   end
 
@@ -181,4 +148,8 @@ class ApplicationSetting < ActiveRecord::Base
   def runners_registration_token
     ensure_runners_registration_token!
   end
+
+  def health_check_access_token
+    ensure_health_check_access_token!
+  end
 end
diff --git a/app/models/audit_event.rb b/app/models/audit_event.rb
index 0ed0dd98a59..967ffd46db0 100644
--- a/app/models/audit_event.rb
+++ b/app/models/audit_event.rb
@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: audit_events
-#
-#  id          :integer          not null, primary key
-#  author_id   :integer          not null
-#  type        :string(255)      not null
-#  entity_id   :integer          not null
-#  entity_type :string(255)      not null
-#  details     :text
-#  created_at  :datetime
-#  updated_at  :datetime
-#
-
 class AuditEvent < ActiveRecord::Base
   serialize :details, Hash
 
diff --git a/app/models/blob.rb b/app/models/blob.rb
index 72e6c5fa3fd..0fea6b7f576 100644
--- a/app/models/blob.rb
+++ b/app/models/blob.rb
@@ -19,6 +19,14 @@ class Blob < SimpleDelegator
     new(blob)
   end
 
+  def no_highlighting?
+    size && size > 1.megabyte
+  end
+
+  def only_display_raw?
+    size && size > 5.megabytes
+  end
+
   def svg?
     text? && language && language.name == 'SVG'
   end
diff --git a/app/models/broadcast_message.rb b/app/models/broadcast_message.rb
index 8a0a8a4c2a9..61498140f27 100644
--- a/app/models/broadcast_message.rb
+++ b/app/models/broadcast_message.rb
@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: broadcast_messages
-#
-#  id         :integer          not null, primary key
-#  message    :text             not null
-#  starts_at  :datetime
-#  ends_at    :datetime
-#  created_at :datetime
-#  updated_at :datetime
-#  color      :string(255)
-#  font       :string(255)
-#
-
 class BroadcastMessage < ActiveRecord::Base
   include Sortable
 
diff --git a/app/models/ci/build.rb b/app/models/ci/build.rb
index 553cd447971..92327bdb08d 100644
--- a/app/models/ci/build.rb
+++ b/app/models/ci/build.rb
@@ -1,40 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_builds
-#
-#  id                 :integer          not null, primary key
-#  project_id         :integer
-#  status             :string(255)
-#  finished_at        :datetime
-#  trace              :text
-#  created_at         :datetime
-#  updated_at         :datetime
-#  started_at         :datetime
-#  runner_id          :integer
-#  coverage           :float
-#  commit_id          :integer
-#  commands           :text
-#  job_id             :integer
-#  name               :string(255)
-#  deploy             :boolean          default(FALSE)
-#  options            :text
-#  allow_failure      :boolean          default(FALSE), not null
-#  stage              :string(255)
-#  trigger_request_id :integer
-#  stage_idx          :integer
-#  tag                :boolean
-#  ref                :string(255)
-#  user_id            :integer
-#  type               :string(255)
-#  target_url         :string(255)
-#  description        :string(255)
-#  artifacts_file     :text
-#  gl_project_id      :integer
-#  artifacts_metadata :text
-#  erased_by_id       :integer
-#  erased_at          :datetime
-#
-
 module Ci
   class Build < CommitStatus
     belongs_to :runner, class_name: 'Ci::Runner'
@@ -132,8 +95,12 @@ module Ci
     end
 
     def trace_html
-      html = Ci::Ansi2html::convert(trace) if trace.present?
-      html || ''
+      trace_with_state[:html] || ''
+    end
+
+    def trace_with_state(state = nil)
+      trace_with_state = Ci::Ansi2html::convert(trace, state) if trace.present?
+      trace_with_state || {}
     end
 
     def timeout
@@ -238,7 +205,7 @@ module Ci
     end
 
     def recreate_trace_dir
-      unless Dir.exists?(dir_to_trace)
+      unless Dir.exist?(dir_to_trace)
         FileUtils.mkdir_p(dir_to_trace)
       end
     end
diff --git a/app/models/ci/commit.rb b/app/models/ci/commit.rb
index f2667e5476b..f4b61c75ab6 100644
--- a/app/models/ci/commit.rb
+++ b/app/models/ci/commit.rb
@@ -1,21 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_commits
-#
-#  id            :integer          not null, primary key
-#  project_id    :integer
-#  ref           :string(255)
-#  sha           :string(255)
-#  before_sha    :string(255)
-#  push_data     :text
-#  created_at    :datetime
-#  updated_at    :datetime
-#  tag           :boolean          default(FALSE)
-#  yaml_errors   :text
-#  committed_at  :datetime
-#  gl_project_id :integer
-#
-
 module Ci
   class Commit < ActiveRecord::Base
     extend Ci::Model
diff --git a/app/models/ci/runner.rb b/app/models/ci/runner.rb
index 90349a07594..819064f99bb 100644
--- a/app/models/ci/runner.rb
+++ b/app/models/ci/runner.rb
@@ -1,28 +1,10 @@
-# == Schema Information
-#
-# Table name: ci_runners
-#
-#  id           :integer          not null, primary key
-#  token        :string(255)
-#  created_at   :datetime
-#  updated_at   :datetime
-#  description  :string(255)
-#  contacted_at :datetime
-#  active       :boolean          default(TRUE), not null
-#  is_shared    :boolean          default(FALSE)
-#  name         :string(255)
-#  version      :string(255)
-#  revision     :string(255)
-#  platform     :string(255)
-#  architecture :string(255)
-#
-
 module Ci
   class Runner < ActiveRecord::Base
     extend Ci::Model
 
     LAST_CONTACT_TIME = 5.minutes.ago
-    AVAILABLE_SCOPES = ['specific', 'shared', 'active', 'paused', 'online']
+    AVAILABLE_SCOPES = %w[specific shared active paused online]
+    FORM_EDITABLE = %i[description tag_list active]
 
     has_many :builds, class_name: 'Ci::Build'
     has_many :runner_projects, dependent: :destroy, class_name: 'Ci::RunnerProject'
diff --git a/app/models/ci/runner_project.rb b/app/models/ci/runner_project.rb
index 7b16f207a26..4b44ffa886e 100644
--- a/app/models/ci/runner_project.rb
+++ b/app/models/ci/runner_project.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_runner_projects
-#
-#  id            :integer          not null, primary key
-#  runner_id     :integer          not null
-#  project_id    :integer
-#  created_at    :datetime
-#  updated_at    :datetime
-#  gl_project_id :integer
-#
-
 module Ci
   class RunnerProject < ActiveRecord::Base
     extend Ci::Model
diff --git a/app/models/ci/trigger.rb b/app/models/ci/trigger.rb
index 2b9a457c8ab..a0b19b51a12 100644
--- a/app/models/ci/trigger.rb
+++ b/app/models/ci/trigger.rb
@@ -1,16 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_triggers
-#
-#  id            :integer          not null, primary key
-#  token         :string(255)
-#  project_id    :integer
-#  deleted_at    :datetime
-#  created_at    :datetime
-#  updated_at    :datetime
-#  gl_project_id :integer
-#
-
 module Ci
   class Trigger < ActiveRecord::Base
     extend Ci::Model
diff --git a/app/models/ci/trigger_request.rb b/app/models/ci/trigger_request.rb
index 9973d2e5ade..872d5fb31de 100644
--- a/app/models/ci/trigger_request.rb
+++ b/app/models/ci/trigger_request.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_trigger_requests
-#
-#  id         :integer          not null, primary key
-#  trigger_id :integer          not null
-#  variables  :text
-#  created_at :datetime
-#  updated_at :datetime
-#  commit_id  :integer
-#
-
 module Ci
   class TriggerRequest < ActiveRecord::Base
     extend Ci::Model
diff --git a/app/models/ci/variable.rb b/app/models/ci/variable.rb
index e786bd7dd93..10802f64813 100644
--- a/app/models/ci/variable.rb
+++ b/app/models/ci/variable.rb
@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_variables
-#
-#  id                   :integer          not null, primary key
-#  project_id           :integer
-#  key                  :string(255)
-#  value                :text
-#  encrypted_value      :text
-#  encrypted_value_salt :string(255)
-#  encrypted_value_iv   :string(255)
-#  gl_project_id        :integer
-#
-
 module Ci
   class Variable < ActiveRecord::Base
     extend Ci::Model
diff --git a/app/models/commit_status.rb b/app/models/commit_status.rb
index aa56314aa16..cacbc13b391 100644
--- a/app/models/commit_status.rb
+++ b/app/models/commit_status.rb
@@ -1,37 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_builds
-#
-#  id                 :integer          not null, primary key
-#  project_id         :integer
-#  status             :string(255)
-#  finished_at        :datetime
-#  trace              :text
-#  created_at         :datetime
-#  updated_at         :datetime
-#  started_at         :datetime
-#  runner_id          :integer
-#  coverage           :float
-#  commit_id          :integer
-#  commands           :text
-#  job_id             :integer
-#  name               :string(255)
-#  deploy             :boolean          default(FALSE)
-#  options            :text
-#  allow_failure      :boolean          default(FALSE), not null
-#  stage              :string(255)
-#  trigger_request_id :integer
-#  stage_idx          :integer
-#  tag                :boolean
-#  ref                :string(255)
-#  user_id            :integer
-#  type               :string(255)
-#  target_url         :string(255)
-#  description        :string(255)
-#  artifacts_file     :text
-#  gl_project_id      :integer
-#
-
 class CommitStatus < ActiveRecord::Base
   include Statuseable
 
diff --git a/app/models/concerns/issuable.rb b/app/models/concerns/issuable.rb
index d5166e81474..c1248b53031 100644
--- a/app/models/concerns/issuable.rb
+++ b/app/models/concerns/issuable.rb
@@ -35,13 +35,14 @@ module Issuable
     scope :only_opened, -> { with_state(:opened) }
     scope :only_reopened, -> { with_state(:reopened) }
     scope :closed, -> { with_state(:closed) }
-    scope :order_milestone_due_desc, -> { joins(:milestone).reorder('milestones.due_date DESC, milestones.id DESC') }
-    scope :order_milestone_due_asc, -> { joins(:milestone).reorder('milestones.due_date ASC, milestones.id ASC') }
+    scope :order_milestone_due_desc, -> { outer_join_milestone.reorder('milestones.due_date IS NULL ASC, milestones.due_date DESC, milestones.id DESC') }
+    scope :order_milestone_due_asc, -> { outer_join_milestone.reorder('milestones.due_date IS NULL ASC, milestones.due_date ASC, milestones.id ASC') }
     scope :without_label, -> { joins("LEFT OUTER JOIN label_links ON label_links.target_type = '#{name}' AND label_links.target_id = #{table_name}.id").where(label_links: { id: nil }) }
 
     scope :join_project, -> { joins(:project) }
     scope :references_project, -> { references(:project) }
     scope :non_archived, -> { join_project.where(projects: { archived: false }) }
+    scope :outer_join_milestone, -> { joins("LEFT OUTER JOIN milestones ON milestones.id = #{table_name}.milestone_id") }
 
     delegate :name,
              :email,
@@ -123,8 +124,8 @@ module Issuable
     end
 
     def with_label(title)
-      if title.is_a?(Array) && title.count > 1
-        joins(:labels).where(labels: { title: title }).group('issues.id').having("count(distinct labels.title) = #{title.count}")
+      if title.is_a?(Array) && title.size > 1
+        joins(:labels).where(labels: { title: title }).group(arel_table[:id]).having("COUNT(DISTINCT labels.title) = #{title.size}")
       else
         joins(:labels).where(labels: { title: title })
       end
@@ -159,6 +160,10 @@ module Issuable
     notes.awards.where(note: "thumbsup").count
   end
 
+  def user_notes_count
+    notes.user.count
+  end
+
   def subscribed_without_subscriptions?(user)
     participants(user).include?(user)
   end
diff --git a/app/models/concerns/mentionable.rb b/app/models/concerns/mentionable.rb
index 98f71ae8cb0..b381d225485 100644
--- a/app/models/concerns/mentionable.rb
+++ b/app/models/concerns/mentionable.rb
@@ -43,8 +43,8 @@ module Mentionable
     self
   end
 
-  def all_references(current_user = self.author, text = nil)
-    ext = Gitlab::ReferenceExtractor.new(self.project, current_user, self.author)
+  def all_references(current_user = nil, text = nil)
+    ext = Gitlab::ReferenceExtractor.new(self.project, current_user || self.author, self.author)
 
     if text
       ext.analyze(text)
diff --git a/app/models/concerns/milestoneish.rb b/app/models/concerns/milestoneish.rb
index 5b8e3f654ea..7bcc78247ba 100644
--- a/app/models/concerns/milestoneish.rb
+++ b/app/models/concerns/milestoneish.rb
@@ -8,7 +8,7 @@ module Milestoneish
   end
 
   def complete?(user = nil)
-    total_items_count(user) == closed_items_count(user)
+    total_items_count(user) > 0 && total_items_count(user) == closed_items_count(user)
   end
 
   def percent_complete(user = nil)
diff --git a/app/models/concerns/statuseable.rb b/app/models/concerns/statuseable.rb
index 8a293b7b76e..3ef91caad47 100644
--- a/app/models/concerns/statuseable.rb
+++ b/app/models/concerns/statuseable.rb
@@ -18,7 +18,7 @@ module Statuseable
         WHEN (#{builds})=0 THEN NULL
         WHEN (#{builds})=(#{success})+(#{ignored}) THEN 'success'
         WHEN (#{builds})=(#{pending}) THEN 'pending'
-        WHEN (#{builds})=(#{canceled}) THEN 'canceled'
+        WHEN (#{builds})=(#{canceled})+(#{success})+(#{ignored}) THEN 'canceled'
         WHEN (#{builds})=(#{skipped}) THEN 'skipped'
         WHEN (#{running})+(#{pending})>0 THEN 'running'
         ELSE 'failed'
diff --git a/app/models/concerns/subscribable.rb b/app/models/concerns/subscribable.rb
index d5a881b2445..083257f1005 100644
--- a/app/models/concerns/subscribable.rb
+++ b/app/models/concerns/subscribable.rb
@@ -36,6 +36,12 @@ module Subscribable
       update(subscribed: !subscribed?(user))
   end
 
+  def subscribe(user)
+    subscriptions.
+      find_or_initialize_by(user_id: user.id).
+      update(subscribed: true)
+  end
+
   def unsubscribe(user)
     subscriptions.
       find_or_initialize_by(user_id: user.id).
diff --git a/app/models/deploy_key.rb b/app/models/deploy_key.rb
index 9ab663c04ad..2c525d4cd7a 100644
--- a/app/models/deploy_key.rb
+++ b/app/models/deploy_key.rb
@@ -1,18 +1,3 @@
-# == Schema Information
-#
-# Table name: keys
-#
-#  id          :integer          not null, primary key
-#  user_id     :integer
-#  created_at  :datetime
-#  updated_at  :datetime
-#  key         :text
-#  title       :string(255)
-#  type        :string(255)
-#  fingerprint :string(255)
-#  public      :boolean          default(FALSE), not null
-#
-
 class DeployKey < Key
   has_many :deploy_keys_projects, dependent: :destroy
   has_many :projects, through: :deploy_keys_projects
diff --git a/app/models/deploy_keys_project.rb b/app/models/deploy_keys_project.rb
index 18db521741f..ae8486bd9ac 100644
--- a/app/models/deploy_keys_project.rb
+++ b/app/models/deploy_keys_project.rb
@@ -1,14 +1,3 @@
-# == Schema Information
-#
-# Table name: deploy_keys_projects
-#
-#  id            :integer          not null, primary key
-#  deploy_key_id :integer          not null
-#  project_id    :integer          not null
-#  created_at    :datetime
-#  updated_at    :datetime
-#
-
 class DeployKeysProject < ActiveRecord::Base
   belongs_to :project
   belongs_to :deploy_key
diff --git a/app/models/email.rb b/app/models/email.rb
index b323d1edd10..32a412ab878 100644
--- a/app/models/email.rb
+++ b/app/models/email.rb
@@ -1,14 +1,3 @@
-# == Schema Information
-#
-# Table name: emails
-#
-#  id         :integer          not null, primary key
-#  user_id    :integer          not null
-#  email      :string(255)      not null
-#  created_at :datetime
-#  updated_at :datetime
-#
-
 class Email < ActiveRecord::Base
   include Sortable
 
diff --git a/app/models/event.rb b/app/models/event.rb
index 12183524b79..716039fb54b 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -1,19 +1,3 @@
-# == Schema Information
-#
-# Table name: events
-#
-#  id          :integer          not null, primary key
-#  target_type :string(255)
-#  target_id   :integer
-#  title       :string(255)
-#  data        :text
-#  project_id  :integer
-#  created_at  :datetime
-#  updated_at  :datetime
-#  action      :integer
-#  author_id   :integer
-#
-
 class Event < ActiveRecord::Base
   include Sortable
   default_scope { where.not(author_id: nil) }
@@ -96,7 +80,7 @@ class Event < ActiveRecord::Base
   end
 
   def target_title
-    target.title if target && target.respond_to?(:title)
+    target.try(:title)
   end
 
   def created?
@@ -282,28 +266,20 @@ class Event < ActiveRecord::Base
     branch? && project.default_branch != branch_name
   end
 
-  def note_commit_id
-    target.commit_id
-  end
-
   def target_iid
     target.respond_to?(:iid) ? target.iid : target_id
   end
 
-  def note_short_commit_id
-    Commit.truncate_sha(note_commit_id)
-  end
-
-  def note_commit?
-    target.noteable_type == "Commit"
+  def commit_note?
+    target.for_commit?
   end
 
   def issue_note?
-    note? && target && target.noteable_type == "Issue"
+    note? && target && target.for_issue?
   end
 
-  def note_project_snippet?
-    target.noteable_type == "Snippet"
+  def project_snippet_note?
+    target.for_snippet?
   end
 
   def note_target
@@ -311,19 +287,22 @@ class Event < ActiveRecord::Base
   end
 
   def note_target_id
-    if note_commit?
+    if commit_note?
       target.commit_id
     else
       target.noteable_id.to_s
     end
   end
 
-  def note_target_iid
-    if note_target.respond_to?(:iid)
-      note_target.iid
+  def note_target_reference
+    return unless note_target
+
+    # Commit#to_reference returns the full SHA, but we want the short one here
+    if commit_note?
+      note_target.short_id
     else
-      note_target_id
-    end.to_s
+      note_target.to_reference
+    end
   end
 
   def note_target_type
@@ -345,7 +324,7 @@ class Event < ActiveRecord::Base
   end
 
   def reset_project_activity
-    if project
+    if project && Gitlab::ExclusiveLease.new("project:update_last_activity_at:#{project.id}", timeout: 60).try_obtain
       project.update_column(:last_activity_at, self.created_at)
     end
   end
diff --git a/app/models/forked_project_link.rb b/app/models/forked_project_link.rb
index 9b0c6263a96..9803bae0bee 100644
--- a/app/models/forked_project_link.rb
+++ b/app/models/forked_project_link.rb
@@ -1,14 +1,3 @@
-# == Schema Information
-#
-# Table name: forked_project_links
-#
-#  id                     :integer          not null, primary key
-#  forked_to_project_id   :integer          not null
-#  forked_from_project_id :integer          not null
-#  created_at             :datetime
-#  updated_at             :datetime
-#
-
 class ForkedProjectLink < ActiveRecord::Base
   belongs_to :forked_to_project, class_name: Project
   belongs_to :forked_from_project, class_name: Project
diff --git a/app/models/generic_commit_status.rb b/app/models/generic_commit_status.rb
index 97f4f03a9a5..fa54e3540d0 100644
--- a/app/models/generic_commit_status.rb
+++ b/app/models/generic_commit_status.rb
@@ -1,37 +1,3 @@
-# == Schema Information
-#
-# Table name: ci_builds
-#
-#  id                 :integer          not null, primary key
-#  project_id         :integer
-#  status             :string(255)
-#  finished_at        :datetime
-#  trace              :text
-#  created_at         :datetime
-#  updated_at         :datetime
-#  started_at         :datetime
-#  runner_id          :integer
-#  coverage           :float
-#  commit_id          :integer
-#  commands           :text
-#  job_id             :integer
-#  name               :string(255)
-#  deploy             :boolean          default(FALSE)
-#  options            :text
-#  allow_failure      :boolean          default(FALSE), not null
-#  stage              :string(255)
-#  trigger_request_id :integer
-#  stage_idx          :integer
-#  tag                :boolean
-#  ref                :string(255)
-#  user_id            :integer
-#  type               :string(255)
-#  target_url         :string(255)
-#  description        :string(255)
-#  artifacts_file     :text
-#  gl_project_id      :integer
-#
-
 class GenericCommitStatus < CommitStatus
   before_validation :set_default_values
 
diff --git a/app/models/group.rb b/app/models/group.rb
index 1f8432e3320..aec92e335e6 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -1,19 +1,3 @@
-# == Schema Information
-#
-# Table name: namespaces
-#
-#  id                     :integer          not null, primary key
-#  name                   :string(255)      not null
-#  path                   :string(255)      not null
-#  owner_id               :integer
-#  visibility_level       :integer          default(20), not null
-#  created_at             :datetime
-#  updated_at             :datetime
-#  type                   :string(255)
-#  description            :string(255)      default(""), not null
-#  avatar                 :string(255)
-#
-
 require 'carrierwave/orm/activerecord'
 
 class Group < Namespace
diff --git a/app/models/hooks/project_hook.rb b/app/models/hooks/project_hook.rb
index bc6e0f98c3c..ba42a8eeb70 100644
--- a/app/models/hooks/project_hook.rb
+++ b/app/models/hooks/project_hook.rb
@@ -1,23 +1,3 @@
-# == Schema Information
-#
-# Table name: web_hooks
-#
-#  id                      :integer          not null, primary key
-#  url                     :string(2000)
-#  project_id              :integer
-#  created_at              :datetime
-#  updated_at              :datetime
-#  type                    :string           default("ProjectHook")
-#  service_id              :integer
-#  push_events             :boolean          default(TRUE), not null
-#  issues_events           :boolean          default(FALSE), not null
-#  merge_requests_events   :boolean          default(FALSE), not null
-#  tag_push_events         :boolean          default(FALSE)
-#  note_events             :boolean          default(FALSE), not null
-#  enable_ssl_verification :boolean          default(TRUE)
-#  build_events            :boolean          default(FALSE), not null
-#
-
 class ProjectHook < WebHook
   belongs_to :project
 
diff --git a/app/models/hooks/service_hook.rb b/app/models/hooks/service_hook.rb
index 80962264ba2..eef24052a06 100644
--- a/app/models/hooks/service_hook.rb
+++ b/app/models/hooks/service_hook.rb
@@ -1,23 +1,3 @@
-# == Schema Information
-#
-# Table name: web_hooks
-#
-#  id                      :integer          not null, primary key
-#  url                     :string(2000)
-#  project_id              :integer
-#  created_at              :datetime
-#  updated_at              :datetime
-#  type                    :string           default("ProjectHook")
-#  service_id              :integer
-#  push_events             :boolean          default(TRUE), not null
-#  issues_events           :boolean          default(FALSE), not null
-#  merge_requests_events   :boolean          default(FALSE), not null
-#  tag_push_events         :boolean          default(FALSE)
-#  note_events             :boolean          default(FALSE), not null
-#  enable_ssl_verification :boolean          default(TRUE)
-#  build_events            :boolean          default(FALSE), not null
-#
-
 class ServiceHook < WebHook
   belongs_to :service
 
diff --git a/app/models/hooks/system_hook.rb b/app/models/hooks/system_hook.rb
index 15dddcc2447..777bad1e724 100644
--- a/app/models/hooks/system_hook.rb
+++ b/app/models/hooks/system_hook.rb
@@ -1,23 +1,3 @@
-# == Schema Information
-#
-# Table name: web_hooks
-#
-#  id                      :integer          not null, primary key
-#  url                     :string(2000)
-#  project_id              :integer
-#  created_at              :datetime
-#  updated_at              :datetime
-#  type                    :string           default("ProjectHook")
-#  service_id              :integer
-#  push_events             :boolean          default(TRUE), not null
-#  issues_events           :boolean          default(FALSE), not null
-#  merge_requests_events   :boolean          default(FALSE), not null
-#  tag_push_events         :boolean          default(FALSE)
-#  note_events             :boolean          default(FALSE), not null
-#  enable_ssl_verification :boolean          default(TRUE)
-#  build_events            :boolean          default(FALSE), not null
-#
-
 class SystemHook < WebHook
   def async_execute(data, hook_name)
     Sidekiq::Client.enqueue(SystemHookWorker, id, data, hook_name)
diff --git a/app/models/hooks/web_hook.rb b/app/models/hooks/web_hook.rb
index 3a2e4f546f7..8b87b6c3d64 100644
--- a/app/models/hooks/web_hook.rb
+++ b/app/models/hooks/web_hook.rb
@@ -1,23 +1,3 @@
-# == Schema Information
-#
-# Table name: web_hooks
-#
-#  id                      :integer          not null, primary key
-#  url                     :string(2000)
-#  project_id              :integer
-#  created_at              :datetime
-#  updated_at              :datetime
-#  type                    :string           default("ProjectHook")
-#  service_id              :integer
-#  push_events             :boolean          default(TRUE), not null
-#  issues_events           :boolean          default(FALSE), not null
-#  merge_requests_events   :boolean          default(FALSE), not null
-#  tag_push_events         :boolean          default(FALSE)
-#  note_events             :boolean          default(FALSE), not null
-#  enable_ssl_verification :boolean          default(TRUE)
-#  build_events            :boolean          default(FALSE), not null
-#
-
 class WebHook < ActiveRecord::Base
   include Sortable
   include HTTParty
@@ -43,28 +23,22 @@ class WebHook < ActiveRecord::Base
     if parsed_url.userinfo.blank?
       response = WebHook.post(url,
                               body: data.to_json,
-                              headers: {
-                                  "Content-Type" => "application/json",
-                                  "X-Gitlab-Event" => hook_name.singularize.titleize
-                              },
+                              headers: build_headers(hook_name),
                               verify: enable_ssl_verification)
     else
-      post_url = url.gsub("#{parsed_url.userinfo}@", "")
+      post_url = url.gsub("#{parsed_url.userinfo}@", '')
       auth = {
         username: CGI.unescape(parsed_url.user),
         password: CGI.unescape(parsed_url.password),
       }
       response = WebHook.post(post_url,
                               body: data.to_json,
-                              headers: {
-                                  "Content-Type" => "application/json",
-                                  "X-Gitlab-Event" => hook_name.singularize.titleize
-                              },
+                              headers: build_headers(hook_name),
                               verify: enable_ssl_verification,
                               basic_auth: auth)
     end
 
-    [(response.code >= 200 && response.code < 300), ActionView::Base.full_sanitizer.sanitize(response.to_s)]
+    [response.code, response.to_s]
   rescue SocketError, OpenSSL::SSL::SSLError, Errno::ECONNRESET, Errno::ECONNREFUSED, Net::OpenTimeout => e
     logger.error("WebHook Error => #{e}")
     [false, e.to_s]
@@ -73,4 +47,15 @@ class WebHook < ActiveRecord::Base
   def async_execute(data, hook_name)
     Sidekiq::Client.enqueue(ProjectWebHookWorker, id, data, hook_name)
   end
+
+  private
+
+  def build_headers(hook_name)
+    headers = {
+      'Content-Type' => 'application/json',
+      'X-Gitlab-Event' => hook_name.singularize.titleize
+    }
+    headers['X-Gitlab-Token'] = token if token.present?
+    headers
+  end
 end
diff --git a/app/models/identity.rb b/app/models/identity.rb
index e1915b079d4..3bacc450e6e 100644
--- a/app/models/identity.rb
+++ b/app/models/identity.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: identities
-#
-#  id         :integer          not null, primary key
-#  extern_uid :string(255)
-#  provider   :string(255)
-#  user_id    :integer
-#  created_at :datetime
-#  updated_at :datetime
-#
-
 class Identity < ActiveRecord::Base
   include Sortable
   include CaseSensitivity
diff --git a/app/models/issue.rb b/app/models/issue.rb
index ea1bfb776ee..2d4a9b9f19a 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: issues
-#
-#  id            :integer          not null, primary key
-#  title         :string(255)
-#  assignee_id   :integer
-#  author_id     :integer
-#  project_id    :integer
-#  created_at    :datetime
-#  updated_at    :datetime
-#  position      :integer          default(0)
-#  branch_name   :string(255)
-#  description   :text
-#  milestone_id  :integer
-#  state         :string(255)
-#  iid           :integer
-#  updated_by_id :integer
-#  moved_to_id   :integer
-#
-
 require 'carrierwave/orm/activerecord'
 
 class Issue < ActiveRecord::Base
diff --git a/app/models/key.rb b/app/models/key.rb
index 0282ad18139..d52afda67d1 100644
--- a/app/models/key.rb
+++ b/app/models/key.rb
@@ -1,18 +1,3 @@
-# == Schema Information
-#
-# Table name: keys
-#
-#  id          :integer          not null, primary key
-#  user_id     :integer
-#  created_at  :datetime
-#  updated_at  :datetime
-#  key         :text
-#  title       :string(255)
-#  type        :string(255)
-#  fingerprint :string(255)
-#  public      :boolean          default(FALSE), not null
-#
-
 require 'digest/md5'
 
 class Key < ActiveRecord::Base
diff --git a/app/models/label.rb b/app/models/label.rb
index 60bdce32952..e5ad11983be 100644
--- a/app/models/label.rb
+++ b/app/models/label.rb
@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: labels
-#
-#  id           :integer          not null, primary key
-#  title        :string(255)
-#  color        :string(255)
-#  project_id   :integer
-#  created_at   :datetime
-#  updated_at   :datetime
-#  template     :boolean          default(FALSE)
-#  description  :string(255)
-#
-
 class Label < ActiveRecord::Base
   include Referable
   include Subscribable
@@ -117,6 +103,10 @@ class Label < ActiveRecord::Base
     LabelsHelper::text_color_for_bg(self.color)
   end
 
+  def title=(value)
+    write_attribute(:title, Sanitize.clean(value.to_s)) if value.present?
+  end
+
   private
 
   def label_format_reference(format = :id)
diff --git a/app/models/label_link.rb b/app/models/label_link.rb
index b94c9c777af..47bd6eaf35f 100644
--- a/app/models/label_link.rb
+++ b/app/models/label_link.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: label_links
-#
-#  id          :integer          not null, primary key
-#  label_id    :integer
-#  target_id   :integer
-#  target_type :string(255)
-#  created_at  :datetime
-#  updated_at  :datetime
-#
-
 class LabelLink < ActiveRecord::Base
   belongs_to :target, polymorphic: true
   belongs_to :label
diff --git a/app/models/legacy_diff_note.rb b/app/models/legacy_diff_note.rb
new file mode 100644
index 00000000000..bbefc911b29
--- /dev/null
+++ b/app/models/legacy_diff_note.rb
@@ -0,0 +1,157 @@
+class LegacyDiffNote < Note
+  serialize :st_diff
+
+  validates :line_code, presence: true, line_code: true
+
+  before_create :set_diff
+
+  class << self
+    def build_discussion_id(noteable_type, noteable_id, line_code, active = true)
+      [super(noteable_type, noteable_id), line_code, active].join("-")
+    end
+  end
+
+  def diff_note?
+    true
+  end
+
+  def legacy_diff_note?
+    true
+  end
+
+  def discussion_id
+    @discussion_id ||= self.class.build_discussion_id(noteable_type, noteable_id || commit_id, line_code, active?)
+  end
+
+  def diff_file_hash
+    line_code.split('_')[0] if line_code
+  end
+
+  def diff_old_line
+    line_code.split('_')[1].to_i if line_code
+  end
+
+  def diff_new_line
+    line_code.split('_')[2].to_i if line_code
+  end
+
+  def diff
+    @diff ||= Gitlab::Git::Diff.new(st_diff) if st_diff.respond_to?(:map)
+  end
+
+  def diff_file_path
+    diff.new_path.presence || diff.old_path
+  end
+
+  def diff_lines
+    @diff_lines ||= Gitlab::Diff::Parser.new.parse(diff.diff.each_line)
+  end
+
+  def diff_line
+    @diff_line ||= diff_lines.find { |line| generate_line_code(line) == self.line_code }
+  end
+
+  def diff_line_text
+    diff_line.try(:text)
+  end
+
+  def diff_line_type
+    diff_line.try(:type)
+  end
+
+  def highlighted_diff_lines
+    Gitlab::Diff::Highlight.new(diff_lines).highlight
+  end
+
+  def truncated_diff_lines
+    max_number_of_lines = 16
+    prev_match_line = nil
+    prev_lines = []
+
+    highlighted_diff_lines.each do |line|
+      if line.type == "match"
+        prev_lines.clear
+        prev_match_line = line
+      else
+        prev_lines << line
+
+        break if generate_line_code(line) == self.line_code
+
+        prev_lines.shift if prev_lines.length >= max_number_of_lines
+      end
+    end
+
+    prev_lines
+  end
+
+  # Check if this note is part of an "active" discussion
+  #
+  # This will always return true for anything except MergeRequest noteables,
+  # which have special logic.
+  #
+  # If the note's current diff cannot be matched in the MergeRequest's current
+  # diff, it's considered inactive.
+  def active?
+    return @active if defined?(@active)
+    return true if for_commit?
+    return true unless self.diff
+    return false unless noteable
+
+    noteable_diff = find_noteable_diff
+
+    if noteable_diff
+      parsed_lines = Gitlab::Diff::Parser.new.parse(noteable_diff.diff.each_line)
+
+      @active = parsed_lines.any? { |line_obj| line_obj.text == diff_line_text }
+    else
+      @active = false
+    end
+
+    @active
+  end
+
+  private
+
+  def find_diff
+    return nil unless noteable
+    return @diff if defined?(@diff)
+
+    @diff = noteable.diffs(Commit.max_diff_options).find do |d|
+      d.new_path && Digest::SHA1.hexdigest(d.new_path) == diff_file_hash
+    end
+  end
+
+  def set_diff
+    # First lets find notes with same diff
+    # before iterating over all mr diffs
+    diff = diff_for_line_code unless for_merge_request?
+    diff ||= find_diff
+
+    self.st_diff = diff.to_hash if diff
+  end
+
+  def diff_for_line_code
+    attributes = {
+      noteable_type: noteable_type,
+      line_code: line_code
+    }
+
+    if for_commit?
+      attributes[:commit_id] = commit_id
+    else
+      attributes[:noteable_id] = noteable_id
+    end
+
+    self.class.where(attributes).last.try(:diff)
+  end
+
+  def generate_line_code(line)
+    Gitlab::Diff::LineCode.generate(diff_file_path, line.new_pos, line.old_pos)
+  end
+
+  # Find the diff on noteable that matches our own
+  def find_noteable_diff
+    diffs = noteable.diffs(Commit.max_diff_options)
+    diffs.find { |d| d.new_path == self.diff.new_path }
+  end
+end
diff --git a/app/models/lfs_object.rb b/app/models/lfs_object.rb
index 86b1b7e2f99..18657c3e1c8 100644
--- a/app/models/lfs_object.rb
+++ b/app/models/lfs_object.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: lfs_objects
-#
-#  id         :integer          not null, primary key
-#  oid        :string(255)      not null
-#  size       :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
-#  file       :string(255)
-#
-
 class LfsObject < ActiveRecord::Base
   has_many :lfs_objects_projects, dependent: :destroy
   has_many :projects, through: :lfs_objects_projects
diff --git a/app/models/lfs_objects_project.rb b/app/models/lfs_objects_project.rb
index 890736bfc80..0fd5f089db9 100644
--- a/app/models/lfs_objects_project.rb
+++ b/app/models/lfs_objects_project.rb
@@ -1,14 +1,3 @@
-# == Schema Information
-#
-# Table name: lfs_objects_projects
-#
-#  id            :integer          not null, primary key
-#  lfs_object_id :integer          not null
-#  project_id    :integer          not null
-#  created_at    :datetime
-#  updated_at    :datetime
-#
-
 class LfsObjectsProject < ActiveRecord::Base
   belongs_to :project
   belongs_to :lfs_object
diff --git a/app/models/member.rb b/app/models/member.rb
index 60efafef211..d3060f07fc0 100644
--- a/app/models/member.rb
+++ b/app/models/member.rb
@@ -1,22 +1,3 @@
-# == Schema Information
-#
-# Table name: members
-#
-#  id                 :integer          not null, primary key
-#  access_level       :integer          not null
-#  source_id          :integer          not null
-#  source_type        :string(255)      not null
-#  user_id            :integer
-#  notification_level :integer          not null
-#  type               :string(255)
-#  created_at         :datetime
-#  updated_at         :datetime
-#  created_by_id      :integer
-#  invite_email       :string(255)
-#  invite_token       :string(255)
-#  invite_accepted_at :datetime
-#
-
 class Member < ActiveRecord::Base
   include Sortable
   include Gitlab::Access
diff --git a/app/models/members/group_member.rb b/app/models/members/group_member.rb
index 9fb474a1a93..f63a0debf1a 100644
--- a/app/models/members/group_member.rb
+++ b/app/models/members/group_member.rb
@@ -1,22 +1,3 @@
-# == Schema Information
-#
-# Table name: members
-#
-#  id                 :integer          not null, primary key
-#  access_level       :integer          not null
-#  source_id          :integer          not null
-#  source_type        :string(255)      not null
-#  user_id            :integer
-#  notification_level :integer          not null
-#  type               :string(255)
-#  created_at         :datetime
-#  updated_at         :datetime
-#  created_by_id      :integer
-#  invite_email       :string(255)
-#  invite_token       :string(255)
-#  invite_accepted_at :datetime
-#
-
 class GroupMember < Member
   SOURCE_TYPE = 'Namespace'
 
diff --git a/app/models/members/project_member.rb b/app/models/members/project_member.rb
index 07ddb02ae9d..8dae3bb2ef2 100644
--- a/app/models/members/project_member.rb
+++ b/app/models/members/project_member.rb
@@ -1,22 +1,3 @@
-# == Schema Information
-#
-# Table name: members
-#
-#  id                 :integer          not null, primary key
-#  access_level       :integer          not null
-#  source_id          :integer          not null
-#  source_type        :string(255)      not null
-#  user_id            :integer
-#  notification_level :integer          not null
-#  type               :string(255)
-#  created_at         :datetime
-#  updated_at         :datetime
-#  created_by_id      :integer
-#  invite_email       :string(255)
-#  invite_token       :string(255)
-#  invite_accepted_at :datetime
-#
-
 class ProjectMember < Member
   SOURCE_TYPE = 'Project'
 
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index d00919c3b0c..45ddcf6812a 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -1,32 +1,3 @@
-# == Schema Information
-#
-# Table name: merge_requests
-#
-#  id                        :integer          not null, primary key
-#  target_branch             :string(255)      not null
-#  source_branch             :string(255)      not null
-#  source_project_id         :integer          not null
-#  author_id                 :integer
-#  assignee_id               :integer
-#  title                     :string(255)
-#  created_at                :datetime
-#  updated_at                :datetime
-#  milestone_id              :integer
-#  state                     :string(255)
-#  merge_status              :string(255)
-#  target_project_id         :integer          not null
-#  iid                       :integer
-#  description               :text
-#  position                  :integer          default(0)
-#  locked_at                 :datetime
-#  updated_by_id             :integer
-#  merge_error               :string(255)
-#  merge_params              :text
-#  merge_when_build_succeeds :boolean          default(FALSE), not null
-#  merge_user_id             :integer
-#  merge_commit_sha          :string
-#
-
 class MergeRequest < ActiveRecord::Base
   include InternalId
   include Issuable
@@ -55,6 +26,10 @@ class MergeRequest < ActiveRecord::Base
   # when creating new merge request
   attr_accessor :can_be_created, :compare_commits, :compare
 
+  # Temporary fields to store target_sha, and base_sha to
+  # compare when importing pull requests from GitHub
+  attr_accessor :base_target_sha, :head_source_sha
+
   state_machine :state, initial: :opened do
     event :close do
       transition [:reopened, :opened] => :closed
@@ -519,10 +494,14 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def target_sha
-    @target_sha ||= target_project.repository.commit(target_branch).try(:sha)
+    return @base_target_sha if defined?(@base_target_sha)
+
+    target_project.repository.commit(target_branch).try(:sha)
   end
 
   def source_sha
+    return @head_source_sha if defined?(@head_source_sha)
+
     last_commit.try(:sha) || source_tip.try(:sha)
   end
 
@@ -543,7 +522,7 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def ref_is_fetched?
-    File.exists?(File.join(project.repository.path_to_repo, ref_path))
+    File.exist?(File.join(project.repository.path_to_repo, ref_path))
   end
 
   def ensure_ref_fetched
diff --git a/app/models/merge_request_diff.rb b/app/models/merge_request_diff.rb
index 0580cafdd1b..6ad8fc3f034 100644
--- a/app/models/merge_request_diff.rb
+++ b/app/models/merge_request_diff.rb
@@ -1,16 +1,3 @@
-# == Schema Information
-#
-# Table name: merge_request_diffs
-#
-#  id               :integer          not null, primary key
-#  state            :string(255)
-#  st_commits       :text
-#  st_diffs         :text
-#  merge_request_id :integer          not null
-#  created_at       :datetime
-#  updated_at       :datetime
-#
-
 class MergeRequestDiff < ActiveRecord::Base
   include Sortable
 
@@ -19,7 +6,7 @@ class MergeRequestDiff < ActiveRecord::Base
 
   belongs_to :merge_request
 
-  delegate :target_branch, :source_branch, to: :merge_request, prefix: nil
+  delegate :head_source_sha, :target_branch, :source_branch, to: :merge_request, prefix: nil
 
   state_machine :state, initial: :empty do
     state :collected
@@ -51,8 +38,8 @@ class MergeRequestDiff < ActiveRecord::Base
       @diffs_no_whitespace ||= begin
         compare = Gitlab::Git::Compare.new(
           self.repository.raw_repository,
-          self.target_branch,
-          self.source_sha,
+          self.base,
+          self.head,
         )
         compare.diffs(options)
       end
@@ -157,7 +144,7 @@ class MergeRequestDiff < ActiveRecord::Base
 
     self.st_diffs = new_diffs
 
-    self.base_commit_sha = self.repository.merge_base(self.source_sha, self.target_branch)
+    self.base_commit_sha = self.repository.merge_base(self.head, self.base)
 
     self.save
   end
@@ -173,10 +160,24 @@ class MergeRequestDiff < ActiveRecord::Base
   end
 
   def source_sha
+    return head_source_sha if head_source_sha.present?
+
     source_commit = merge_request.source_project.commit(source_branch)
     source_commit.try(:sha)
   end
 
+  def target_sha
+    merge_request.target_sha
+  end
+
+  def base
+    self.target_sha || self.target_branch
+  end
+
+  def head
+    self.source_sha
+  end
+
   def compare
     @compare ||=
       begin
@@ -185,8 +186,8 @@ class MergeRequestDiff < ActiveRecord::Base
 
         Gitlab::Git::Compare.new(
           self.repository.raw_repository,
-          self.target_branch,
-          self.source_sha
+          self.base,
+          self.head
         )
       end
   end
diff --git a/app/models/milestone.rb b/app/models/milestone.rb
index 92c07fd20da..31a54f44453 100644
--- a/app/models/milestone.rb
+++ b/app/models/milestone.rb
@@ -1,18 +1,3 @@
-# == Schema Information
-#
-# Table name: milestones
-#
-#  id          :integer          not null, primary key
-#  title       :string(255)      not null
-#  project_id  :integer          not null
-#  description :text
-#  due_date    :date
-#  created_at  :datetime
-#  updated_at  :datetime
-#  state       :string(255)
-#  iid         :integer
-#
-
 class Milestone < ActiveRecord::Base
   # Represents a "No Milestone" state used for filtering Issues and Merge
   # Requests that have no milestone assigned.
@@ -101,8 +86,18 @@ class Milestone < ActiveRecord::Base
     @link_reference_pattern ||= super("milestones", /(?<milestone>\d+)/)
   end
 
-  def self.upcoming
-    self.where('due_date > ?', Time.now).reorder(due_date: :asc).first
+  def self.upcoming_ids_by_projects(projects)
+    rel = unscoped.of_projects(projects).active.where('due_date > ?', Time.now)
+
+    if Gitlab::Database.postgresql?
+      rel.order(:project_id, :due_date).select('DISTINCT ON (project_id) id')
+    else
+      rel.
+        group(:project_id).
+        having('due_date = MIN(due_date)').
+        pluck(:id, :project_id, :due_date).
+        map(&:first)
+    end
   end
 
   ##
@@ -161,6 +156,10 @@ class Milestone < ActiveRecord::Base
     nil
   end
 
+  def title=(value)
+    write_attribute(:title, Sanitize.clean(value.to_s)) if value.present?
+  end
+
   # Sorts the issues for the given IDs.
   #
   # This method runs a single SQL query using a CASE statement to update the
diff --git a/app/models/namespace.rb b/app/models/namespace.rb
index 55842df1e2d..da19462f265 100644
--- a/app/models/namespace.rb
+++ b/app/models/namespace.rb
@@ -1,18 +1,3 @@
-# == Schema Information
-#
-# Table name: namespaces
-#
-#  id          :integer          not null, primary key
-#  name        :string(255)      not null
-#  path        :string(255)      not null
-#  owner_id    :integer
-#  created_at  :datetime
-#  updated_at  :datetime
-#  type        :string(255)
-#  description :string(255)      default(""), not null
-#  avatar      :string(255)
-#
-
 class Namespace < ActiveRecord::Base
   include Sortable
   include Gitlab::ShellAdapter
@@ -125,6 +110,10 @@ class Namespace < ActiveRecord::Base
     # Ensure old directory exists before moving it
     gitlab_shell.add_namespace(path_was)
 
+    if any_project_has_container_registry_tags?
+      raise Exception.new('Namespace cannot be moved, because at least one project has tags in container registry')
+    end
+
     if gitlab_shell.mv_namespace(path_was, path)
       Gitlab::UploadsTransfer.new.rename_namespace(path_was, path)
 
@@ -146,6 +135,10 @@ class Namespace < ActiveRecord::Base
     end
   end
 
+  def any_project_has_container_registry_tags?
+    projects.any?(&:has_container_registry_tags?)
+  end
+
   def send_update_instructions
     projects.each do |project|
       project.send_move_instructions("#{path_was}/#{project.path}")
diff --git a/app/models/note.rb b/app/models/note.rb
index 71b4293d57a..55b98557244 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -1,27 +1,5 @@
-# == Schema Information
-#
-# Table name: notes
-#
-#  id            :integer          not null, primary key
-#  note          :text
-#  noteable_type :string(255)
-#  author_id     :integer
-#  created_at    :datetime
-#  updated_at    :datetime
-#  project_id    :integer
-#  attachment    :string(255)
-#  line_code     :string(255)
-#  commit_id     :string(255)
-#  noteable_id   :integer
-#  system        :boolean          default(FALSE), not null
-#  st_diff       :text
-#  updated_by_id :integer
-#  is_award      :boolean          default(FALSE), not null
-#
-
-require 'carrierwave/orm/activerecord'
-
 class Note < ActiveRecord::Base
+  extend ActiveModel::Naming
   include Gitlab::CurrentSettings
   include Participable
   include Mentionable
@@ -41,14 +19,13 @@ class Note < ActiveRecord::Base
   delegate :gfm_reference, :local_reference, to: :noteable
   delegate :name, to: :project, prefix: true
   delegate :name, :email, to: :author, prefix: true
+  delegate :title, to: :noteable, allow_nil: true
 
   before_validation :set_award!
-  before_validation :clear_blank_line_code!
 
   validates :note, :project, presence: true
   validates :note, uniqueness: { scope: [:author, :noteable_type, :noteable_id] }, if: ->(n) { n.is_award }
   validates :note, inclusion: { in: Emoji.emojis_names }, if: ->(n) { n.is_award }
-  validates :line_code, line_code: true, allow_blank: true
   # Attachments are deprecated and are handled by Markdown uploader
   validates :attachment, file_size: { maximum: :max_attachment_size }
 
@@ -62,8 +39,6 @@ class Note < ActiveRecord::Base
   scope :awards, ->{ where(is_award: true) }
   scope :nonawards, ->{ where(is_award: false) }
   scope :for_commit_id, ->(commit_id) { where(noteable_type: "Commit", commit_id: commit_id) }
-  scope :inline, ->{ where("line_code IS NOT NULL") }
-  scope :not_inline, ->{ where(line_code: nil) }
   scope :system, ->{ where(system: true) }
   scope :user, ->{ where(system: false) }
   scope :common, ->{ where(noteable_type: ["", nil]) }
@@ -71,38 +46,31 @@ class Note < ActiveRecord::Base
   scope :inc_author_project, ->{ includes(:project, :author) }
   scope :inc_author, ->{ includes(:author) }
 
+  scope :legacy_diff_notes, ->{ where(type: 'LegacyDiffNote') }
+  scope :non_diff_notes, ->{ where(type: ['Note', nil]) }
+
   scope :with_associations, -> do
     includes(:author, :noteable, :updated_by,
              project: [:project_members, { group: [:group_members] }])
   end
 
-  serialize :st_diff
-  before_create :set_diff, if: ->(n) { n.line_code.present? }
+  before_validation :clear_blank_line_code!
 
   class << self
-    def discussions_from_notes(notes)
-      discussion_ids = []
-      discussions = []
-
-      notes.each do |note|
-        next if discussion_ids.include?(note.discussion_id)
-
-        # don't group notes for the main target
-        if !note.for_diff_line? && note.for_merge_request?
-          discussions << [note]
-        else
-          discussions << notes.select do |other_note|
-            note.discussion_id == other_note.discussion_id
-          end
-          discussion_ids << note.discussion_id
-        end
-      end
+    def model_name
+      ActiveModel::Name.new(self, nil, 'note')
+    end
+
+    def build_discussion_id(noteable_type, noteable_id)
+      [:discussion, noteable_type.try(:underscore), noteable_id].join("-")
+    end
 
-      discussions
+    def discussions
+      all.group_by(&:discussion_id).values
     end
 
-    def build_discussion_id(type, id, line_code)
-      [:discussion, type.try(:underscore), id, line_code].join("-").to_sym
+    def grouped_diff_notes
+      legacy_diff_notes.select(&:active?).sort_by(&:created_at).group_by(&:line_code)
     end
 
     # Searches for notes matching the given query.
@@ -137,167 +105,39 @@ class Note < ActiveRecord::Base
     system && SystemNoteService.cross_reference?(note)
   end
 
-  def max_attachment_size
-    current_application_settings.max_attachment_size.megabytes.to_i
-  end
-
-  def find_diff
-    return nil unless noteable
-    return @diff if defined?(@diff)
-
-    # Don't use ||= because nil is a valid value for @diff
-    @diff = noteable.diffs(Commit.max_diff_options).find do |d|
-      Digest::SHA1.hexdigest(d.new_path) == diff_file_index if d.new_path
-    end
-  end
-
-  def hook_attrs
-    attributes
+  def diff_note?
+    false
   end
 
-  def set_diff
-    # First lets find notes with same diff
-    # before iterating over all mr diffs
-    diff = diff_for_line_code unless for_merge_request?
-    diff ||= find_diff
-
-    self.st_diff = diff.to_hash if diff
+  def legacy_diff_note?
+    false
   end
 
-  def diff
-    @diff ||= Gitlab::Git::Diff.new(st_diff) if st_diff.respond_to?(:map)
-  end
-
-  def diff_for_line_code
-    Note.where(noteable_id: noteable_id, noteable_type: noteable_type, line_code: line_code).last.try(:diff)
-  end
-
-  # Check if this note is part of an "active" discussion
-  #
-  # This will always return true for anything except MergeRequest noteables,
-  # which have special logic.
-  #
-  # If the note's current diff cannot be matched in the MergeRequest's current
-  # diff, it's considered inactive.
   def active?
-    return true unless self.diff
-    return false unless noteable
-    return @active if defined?(@active)
-
-    noteable_diff = find_noteable_diff
-
-    if noteable_diff
-      parsed_lines = Gitlab::Diff::Parser.new.parse(noteable_diff.diff.each_line)
-
-      @active = parsed_lines.any? { |line_obj| line_obj.text == diff_line }
-    else
-      @active = false
-    end
-
-    @active
-  end
-
-  def diff_file_index
-    line_code.split('_')[0] if line_code
-  end
-
-  def diff_file_name
-    diff.new_path if diff
+    true
   end
 
-  def file_path
-    if diff.new_path.present?
-      diff.new_path
-    elsif diff.old_path.present?
-      diff.old_path
-    end
-  end
-
-  def diff_old_line
-    line_code.split('_')[1].to_i if line_code
-  end
-
-  def diff_new_line
-    line_code.split('_')[2].to_i if line_code
-  end
-
-  def generate_line_code(line)
-    Gitlab::Diff::LineCode.generate(file_path, line.new_pos, line.old_pos)
-  end
-
-  def diff_line
-    return @diff_line if @diff_line
-
-    if diff
-      diff_lines.each do |line|
-        if generate_line_code(line) == self.line_code
-          @diff_line = line.text
-        end
-      end
-    end
-
-    @diff_line
-  end
-
-  def diff_line_type
-    return @diff_line_type if @diff_line_type
-
-    if diff
-      diff_lines.each do |line|
-        if generate_line_code(line) == self.line_code
-          @diff_line_type = line.type
-        end
-      end
-    end
-
-    @diff_line_type
-  end
-
-  def truncated_diff_lines
-    max_number_of_lines = 16
-    prev_match_line = nil
-    prev_lines = []
-
-    highlighted_diff_lines.each do |line|
-      if line.type == "match"
-        prev_lines.clear
-        prev_match_line = line
+  def discussion_id
+    @discussion_id ||=
+      if for_merge_request?
+        [:discussion, :note, id].join("-")
       else
-        prev_lines << line
-
-        break if generate_line_code(line) == self.line_code
-
-        prev_lines.shift if prev_lines.length >= max_number_of_lines
+        self.class.build_discussion_id(noteable_type, noteable_id || commit_id)
       end
-    end
-
-    prev_lines
-  end
-
-  def diff_lines
-    @diff_lines ||= Gitlab::Diff::Parser.new.parse(diff.diff.each_line)
   end
 
-  def highlighted_diff_lines
-    Gitlab::Diff::Highlight.new(diff_lines).highlight
+  def max_attachment_size
+    current_application_settings.max_attachment_size.megabytes.to_i
   end
 
-  def discussion_id
-    @discussion_id ||= Note.build_discussion_id(noteable_type, noteable_id || commit_id, line_code)
+  def hook_attrs
+    attributes
   end
 
   def for_commit?
     noteable_type == "Commit"
   end
 
-  def for_commit_diff_line?
-    for_commit? && for_diff_line?
-  end
-
-  def for_diff_line?
-    line_code.present?
-  end
-
   def for_issue?
     noteable_type == "Issue"
   end
@@ -306,10 +146,6 @@ class Note < ActiveRecord::Base
     noteable_type == "MergeRequest"
   end
 
-  def for_merge_request_diff_line?
-    for_merge_request? && for_diff_line?
-  end
-
   def for_snippet?
     noteable_type == "Snippet"
   end
@@ -382,14 +218,8 @@ class Note < ActiveRecord::Base
     self.line_code = nil if self.line_code.blank?
   end
 
-  # Find the diff on noteable that matches our own
-  def find_noteable_diff
-    diffs = noteable.diffs(Commit.max_diff_options)
-    diffs.find { |d| d.new_path == self.diff.new_path }
-  end
-
   def awards_supported?
-    (for_issue? || for_merge_request?) && !for_diff_line?
+    (for_issue? || for_merge_request?) && !diff_note?
   end
 
   def contains_emoji_only?
diff --git a/app/models/oauth_access_token.rb b/app/models/oauth_access_token.rb
index c78c7f4aa0e..116fb71ac08 100644
--- a/app/models/oauth_access_token.rb
+++ b/app/models/oauth_access_token.rb
@@ -1,18 +1,3 @@
-# == Schema Information
-#
-# Table name: oauth_access_tokens
-#
-#  id                :integer          not null, primary key
-#  resource_owner_id :integer
-#  application_id    :integer
-#  token             :string           not null
-#  refresh_token     :string
-#  expires_in        :integer
-#  revoked_at        :datetime
-#  created_at        :datetime         not null
-#  scopes            :string
-#
-
 class OauthAccessToken < ActiveRecord::Base
   belongs_to :resource_owner, class_name: 'User'
   belongs_to :application, class_name: 'Doorkeeper::Application'
diff --git a/app/models/personal_snippet.rb b/app/models/personal_snippet.rb
index 452f3913eef..82c1c4de3a0 100644
--- a/app/models/personal_snippet.rb
+++ b/app/models/personal_snippet.rb
@@ -1,18 +1,2 @@
-# == Schema Information
-#
-# Table name: snippets
-#
-#  id               :integer          not null, primary key
-#  title            :string(255)
-#  content          :text
-#  author_id        :integer          not null
-#  project_id       :integer
-#  created_at       :datetime
-#  updated_at       :datetime
-#  file_name        :string(255)
-#  type             :string(255)
-#  visibility_level :integer          default(0), not null
-#
-
 class PersonalSnippet < Snippet
 end
diff --git a/app/models/project.rb b/app/models/project.rb
index 7aa21b19e67..9a34198e098 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -1,44 +1,3 @@
-# == Schema Information
-#
-# Table name: projects
-#
-#  id                     :integer          not null, primary key
-#  name                   :string(255)
-#  path                   :string(255)
-#  description            :text
-#  created_at             :datetime
-#  updated_at             :datetime
-#  creator_id             :integer
-#  issues_enabled         :boolean          default(TRUE), not null
-#  wall_enabled           :boolean          default(TRUE), not null
-#  merge_requests_enabled :boolean          default(TRUE), not null
-#  wiki_enabled           :boolean          default(TRUE), not null
-#  namespace_id           :integer
-#  issues_tracker         :string(255)      default("gitlab"), not null
-#  issues_tracker_id      :string(255)
-#  snippets_enabled       :boolean          default(TRUE), not null
-#  last_activity_at       :datetime
-#  import_url             :string(255)
-#  visibility_level       :integer          default(0), not null
-#  archived               :boolean          default(FALSE), not null
-#  avatar                 :string(255)
-#  import_status          :string(255)
-#  repository_size        :float            default(0.0)
-#  star_count             :integer          default(0), not null
-#  import_type            :string(255)
-#  import_source          :string(255)
-#  commit_count           :integer          default(0)
-#  import_error           :text
-#  ci_id                  :integer
-#  builds_enabled         :boolean          default(TRUE), not null
-#  shared_runners_enabled :boolean          default(TRUE), not null
-#  runners_token          :string
-#  build_coverage_regex   :string
-#  build_allow_git_fetch  :boolean          default(TRUE), not null
-#  build_timeout          :integer          default(3600), not null
-#  pending_delete         :boolean
-#
-
 require 'carrierwave/orm/activerecord'
 
 class Project < ActiveRecord::Base
@@ -62,8 +21,8 @@ class Project < ActiveRecord::Base
   default_value_for :merge_requests_enabled, gitlab_config_features.merge_requests
   default_value_for :builds_enabled, gitlab_config_features.builds
   default_value_for :wiki_enabled, gitlab_config_features.wiki
-  default_value_for :wall_enabled, false
   default_value_for :snippets_enabled, gitlab_config_features.snippets
+  default_value_for :container_registry_enabled, gitlab_config_features.container_registry
   default_value_for(:shared_runners_enabled) { current_application_settings.shared_runners_enabled }
 
   # set last_activity_at to the same as created_at
@@ -91,6 +50,8 @@ class Project < ActiveRecord::Base
   attr_accessor :new_default_branch
   attr_accessor :old_path_with_namespace
 
+  alias_attribute :title, :name
+
   # Relations
   belongs_to :creator, foreign_key: 'creator_id', class_name: 'User'
   belongs_to :group, -> { where(type: Group) }, foreign_key: 'namespace_id'
@@ -210,17 +171,17 @@ class Project < ActiveRecord::Base
 
   scope :sorted_by_activity, -> { reorder(last_activity_at: :desc) }
   scope :sorted_by_stars, -> { reorder('projects.star_count DESC') }
-  scope :sorted_by_names, -> { joins(:namespace).reorder('namespaces.name ASC, projects.name ASC') }
 
-  scope :without_user, ->(user)  { where('projects.id NOT IN (:ids)', ids: user.authorized_projects.map(&:id) ) }
-  scope :without_team, ->(team) { team.projects.present? ? where('projects.id NOT IN (:ids)', ids: team.projects.map(&:id)) : scoped  }
-  scope :not_in_group, ->(group) { where('projects.id NOT IN (:ids)', ids: group.project_ids ) }
   scope :in_namespace, ->(namespace_ids) { where(namespace_id: namespace_ids) }
-  scope :in_group_namespace, -> { joins(:group) }
   scope :personal, ->(user) { where(namespace_id: user.namespace_id) }
   scope :joined, ->(user) { where('namespace_id != ?', user.namespace_id) }
+  scope :visible_to_user, ->(user) { where(id: user.authorized_projects.select(:id).reorder(nil)) }
   scope :non_archived, -> { where(archived: false) }
   scope :for_milestones, ->(ids) { joins(:milestones).where('milestones.id' => ids).distinct }
+  scope :with_push, -> { joins(:events).where('events.action = ?', Event::PUSHED) }
+
+  scope :active, -> { joins(:issues, :notes, :merge_requests).order('issues.created_at, notes.created_at, merge_requests.created_at DESC') }
+  scope :abandoned, -> { where('projects.last_activity_at < ?', 6.months.ago) }
 
   state_machine :import_status, initial: :none do
     event :import_start do
@@ -243,23 +204,10 @@ class Project < ActiveRecord::Base
     state :finished
     state :failed
 
-    after_transition any => :started, do: :schedule_add_import_job
     after_transition any => :finished, do: :clear_import_data
   end
 
   class << self
-    def abandoned
-      where('projects.last_activity_at < ?', 6.months.ago)
-    end
-
-    def with_push
-      joins(:events).where('events.action = ?', Event::PUSHED)
-    end
-
-    def active
-      joins(:issues, :notes, :merge_requests).order('issues.created_at, notes.created_at, merge_requests.created_at DESC')
-    end
-
     # Searches for a list of projects based on the query given in `query`.
     #
     # On PostgreSQL this method uses "ILIKE" to perform a case-insensitive
@@ -321,10 +269,6 @@ class Project < ActiveRecord::Base
         projects.iwhere('projects.path' => project_path).take
     end
 
-    def find_by_ci_id(id)
-      find_by(ci_id: id.to_i)
-    end
-
     def visibility_levels
       Gitlab::VisibilityLevel.options
     end
@@ -355,10 +299,6 @@ class Project < ActiveRecord::Base
 
       joins(join_body).reorder('join_note_counts.amount DESC')
     end
-
-    def visible_to_user(user)
-      where(id: user.authorized_projects.select(:id).reorder(nil))
-    end
   end
 
   def team
@@ -369,6 +309,30 @@ class Project < ActiveRecord::Base
     @repository ||= Repository.new(path_with_namespace, self)
   end
 
+  def container_registry_repository
+    return unless Gitlab.config.registry.enabled
+
+    @container_registry_repository ||= begin
+      token = Auth::ContainerRegistryAuthenticationService.full_access_token(path_with_namespace)
+      url = Gitlab.config.registry.api_url
+      host_port = Gitlab.config.registry.host_port
+      registry = ContainerRegistry::Registry.new(url, token: token, path: host_port)
+      registry.repository(path_with_namespace)
+    end
+  end
+
+  def container_registry_repository_url
+    if Gitlab.config.registry.enabled
+      "#{Gitlab.config.registry.host_port}/#{path_with_namespace}"
+    end
+  end
+
+  def has_container_registry_tags?
+    return unless container_registry_repository
+
+    container_registry_repository.tags.any?
+  end
+
   def commit(id = 'HEAD')
     repository.commit(id)
   end
@@ -382,10 +346,6 @@ class Project < ActiveRecord::Base
     id && persisted?
   end
 
-  def schedule_add_import_job
-    run_after_commit(:add_import_job)
-  end
-
   def add_import_job
     if forked?
       job_id = RepositoryForkWorker.perform_async(self.id, forked_from_project.path_with_namespace, self.namespace.path)
@@ -409,14 +369,14 @@ class Project < ActiveRecord::Base
   end
 
   def import_url=(value)
-    import_url = Gitlab::ImportUrl.new(value)
+    import_url = Gitlab::UrlSanitizer.new(value)
     create_or_update_import_data(credentials: import_url.credentials)
     super(import_url.sanitized_url)
   end
 
   def import_url
     if import_data && super
-      import_url = Gitlab::ImportUrl.new(super, credentials: import_data.credentials)
+      import_url = Gitlab::UrlSanitizer.new(super, credentials: import_data.credentials)
       import_url.full_url
     else
       super
@@ -735,19 +695,17 @@ class Project < ActiveRecord::Base
   end
 
   def open_branches
-    all_branches = repository.branches
+    # We're using a Set here as checking values in a large Set is faster than
+    # checking values in a large Array.
+    protected_set = Set.new(protected_branch_names)
 
-    if protected_branches.present?
-      all_branches.reject! do |branch|
-        protected_branches_names.include?(branch.name)
-      end
+    repository.branches.reject do |branch|
+      protected_set.include?(branch.name)
     end
-
-    all_branches
   end
 
-  def protected_branches_names
-    @protected_branches_names ||= protected_branches.map(&:name)
+  def protected_branch_names
+    @protected_branch_names ||= protected_branches.pluck(:name)
   end
 
   def root_ref?(branch)
@@ -764,7 +722,7 @@ class Project < ActiveRecord::Base
 
   # Check if current branch name is marked as protected in the system
   def protected_branch?(branch_name)
-    protected_branches_names.include?(branch_name)
+    protected_branch_names.include?(branch_name)
   end
 
   def developers_can_push_to_protected_branch?(branch_name)
@@ -786,6 +744,11 @@ class Project < ActiveRecord::Base
 
     expire_caches_before_rename(old_path_with_namespace)
 
+    if has_container_registry_tags?
+      # we currently doesn't support renaming repository if it contains tags in container registry
+      raise Exception.new('Project cannot be renamed, because tags are present in its container registry')
+    end
+
     if gitlab_shell.mv_repository(old_path_with_namespace, new_path_with_namespace)
       # If repository moved successfully we need to send update instructions to users.
       # However we cannot allow rollback since we moved repository
@@ -820,13 +783,11 @@ class Project < ActiveRecord::Base
     wiki = Repository.new("#{old_path}.wiki", self)
 
     if repo.exists?
-      repo.expire_cache
-      repo.expire_emptiness_caches
+      repo.before_delete
     end
 
     if wiki.exists?
-      wiki.expire_cache
-      wiki.expire_emptiness_caches
+      wiki.before_delete
     end
   end
 
@@ -903,6 +864,7 @@ class Project < ActiveRecord::Base
     repository.rugged.references.create('HEAD',
                                         "refs/heads/#{branch}",
                                         force: true)
+    repository.copy_gitattributes(branch)
     reload_default_branch
   end
 
@@ -1037,4 +999,11 @@ class Project < ActiveRecord::Base
   def wiki
     @wiki ||= ProjectWiki.new(self, self.owner)
   end
+
+  def schedule_delete!(user_id, params)
+    # Queue this task for after the commit, so once we mark pending_delete it will run
+    run_after_commit { ProjectDestroyWorker.perform_async(id, user_id, params) }
+
+    update_attribute(:pending_delete, true)
+  end
 end
diff --git a/app/models/project_import_data.rb b/app/models/project_import_data.rb
index 2c0ae312f1b..e2f9ffb69ac 100644
--- a/app/models/project_import_data.rb
+++ b/app/models/project_import_data.rb
@@ -1,12 +1,3 @@
-# == Schema Information
-#
-# Table name: project_import_data
-#
-#  id         :integer          not null, primary key
-#  project_id :integer
-#  data       :text
-#
-
 require 'carrierwave/orm/activerecord'
 
 class ProjectImportData < ActiveRecord::Base
diff --git a/app/models/project_services/asana_service.rb b/app/models/project_services/asana_service.rb
index 792ad804575..7c23b766763 100644
--- a/app/models/project_services/asana_service.rb
+++ b/app/models/project_services/asana_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 require 'asana'
 
 class AsanaService < Service
diff --git a/app/models/project_services/assembla_service.rb b/app/models/project_services/assembla_service.rb
index 29d841faed8..d839221d315 100644
--- a/app/models/project_services/assembla_service.rb
+++ b/app/models/project_services/assembla_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class AssemblaService < Service
   include HTTParty
 
diff --git a/app/models/project_services/bamboo_service.rb b/app/models/project_services/bamboo_service.rb
index 060062aaf7a..1d1780dcfbf 100644
--- a/app/models/project_services/bamboo_service.rb
+++ b/app/models/project_services/bamboo_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class BambooService < CiService
   include HTTParty
 
diff --git a/app/models/project_services/buildkite_service.rb b/app/models/project_services/buildkite_service.rb
index 3efbfd2eec3..86a06321e21 100644
--- a/app/models/project_services/buildkite_service.rb
+++ b/app/models/project_services/buildkite_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 require "addressable/uri"
 
 class BuildkiteService < CiService
@@ -26,7 +5,7 @@ class BuildkiteService < CiService
 
   prop_accessor :project_url, :token, :enable_ssl_verification
 
-  validates :project_url, presence: true, if: :activated?
+  validates :project_url, presence: true, url: true, if: :activated?
   validates :token, presence: true, if: :activated?
 
   after_save :compose_service_hook, if: :activated?
@@ -91,7 +70,7 @@ class BuildkiteService < CiService
       { type: 'text',
         name: 'project_url',
         placeholder: "#{ENDPOINT}/example/project" },
-      
+
       { type: 'checkbox',
         name: 'enable_ssl_verification',
         title: "Enable SSL verification" }
diff --git a/app/models/project_services/builds_email_service.rb b/app/models/project_services/builds_email_service.rb
index 6ab6d7417b7..54da4d74fc5 100644
--- a/app/models/project_services/builds_email_service.rb
+++ b/app/models/project_services/builds_email_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class BuildsEmailService < Service
   prop_accessor :recipients
   boolean_accessor :add_pusher
diff --git a/app/models/project_services/campfire_service.rb b/app/models/project_services/campfire_service.rb
index 6e8f0842524..511b2eac792 100644
--- a/app/models/project_services/campfire_service.rb
+++ b/app/models/project_services/campfire_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class CampfireService < Service
   prop_accessor :token, :subdomain, :room
   validates :token, presence: true, if: :activated?
diff --git a/app/models/project_services/ci_service.rb b/app/models/project_services/ci_service.rb
index d9f0849d147..596c00705ad 100644
--- a/app/models/project_services/ci_service.rb
+++ b/app/models/project_services/ci_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 # Base class for CI services
 # List methods you need to implement to get your CI service
 # working with GitLab Merge Requests
diff --git a/app/models/project_services/custom_issue_tracker_service.rb b/app/models/project_services/custom_issue_tracker_service.rb
index 88a3e9218cb..6b2b1daa724 100644
--- a/app/models/project_services/custom_issue_tracker_service.rb
+++ b/app/models/project_services/custom_issue_tracker_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class CustomIssueTrackerService < IssueTrackerService
 
   prop_accessor :title, :description, :project_url, :issues_url, :new_issue_url
diff --git a/app/models/project_services/drone_ci_service.rb b/app/models/project_services/drone_ci_service.rb
index b4724bb647e..966dbc41d73 100644
--- a/app/models/project_services/drone_ci_service.rb
+++ b/app/models/project_services/drone_ci_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class DroneCiService < CiService
 
   prop_accessor :drone_url, :token, :enable_ssl_verification
diff --git a/app/models/project_services/emails_on_push_service.rb b/app/models/project_services/emails_on_push_service.rb
index b831577cd97..e0083c43adb 100644
--- a/app/models/project_services/emails_on_push_service.rb
+++ b/app/models/project_services/emails_on_push_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class EmailsOnPushService < Service
   prop_accessor :send_from_committer_email
   prop_accessor :disable_diffs
diff --git a/app/models/project_services/external_wiki_service.rb b/app/models/project_services/external_wiki_service.rb
index b402b68665a..d7b6e505191 100644
--- a/app/models/project_services/external_wiki_service.rb
+++ b/app/models/project_services/external_wiki_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class ExternalWikiService < Service
   include HTTParty
 
@@ -46,7 +25,7 @@ class ExternalWikiService < Service
 
   def execute(_data)
     @response = HTTParty.get(properties['external_wiki_url'], verify: true) rescue nil
-    if @response !=200
+    if @response != 200
       nil
     end
   end
diff --git a/app/models/project_services/flowdock_service.rb b/app/models/project_services/flowdock_service.rb
index 8605ce66e48..dd00275187f 100644
--- a/app/models/project_services/flowdock_service.rb
+++ b/app/models/project_services/flowdock_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 require "flowdock-git-hook"
 
 class FlowdockService < Service
diff --git a/app/models/project_services/gemnasium_service.rb b/app/models/project_services/gemnasium_service.rb
index 61babe9cfe5..598aca5e06d 100644
--- a/app/models/project_services/gemnasium_service.rb
+++ b/app/models/project_services/gemnasium_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 require "gemnasium/gitlab_service"
 
 class GemnasiumService < Service
diff --git a/app/models/project_services/gitlab_ci_service.rb b/app/models/project_services/gitlab_ci_service.rb
index 33f0d7ea01a..bbc312f5215 100644
--- a/app/models/project_services/gitlab_ci_service.rb
+++ b/app/models/project_services/gitlab_ci_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 # TODO(ayufan): The GitLabCiService is deprecated and the type should be removed when the database entries are removed
 class GitlabCiService < CiService
   # We override the active accessor to always make GitLabCiService disabled
diff --git a/app/models/project_services/gitlab_issue_tracker_service.rb b/app/models/project_services/gitlab_issue_tracker_service.rb
index eaa5654b9c6..5d17c358330 100644
--- a/app/models/project_services/gitlab_issue_tracker_service.rb
+++ b/app/models/project_services/gitlab_issue_tracker_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class GitlabIssueTrackerService < IssueTrackerService
   include Gitlab::Routing.url_helpers
 
diff --git a/app/models/project_services/hipchat_service.rb b/app/models/project_services/hipchat_service.rb
index 064ef8e8674..0ff4f4c8dd2 100644
--- a/app/models/project_services/hipchat_service.rb
+++ b/app/models/project_services/hipchat_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class HipchatService < Service
   MAX_COMMITS = 3
 
diff --git a/app/models/project_services/irker_service.rb b/app/models/project_services/irker_service.rb
index 04c714bfaad..91015e6c9b1 100644
--- a/app/models/project_services/irker_service.rb
+++ b/app/models/project_services/irker_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 require 'uri'
 
 class IrkerService < Service
diff --git a/app/models/project_services/issue_tracker_service.rb b/app/models/project_services/issue_tracker_service.rb
index 25045224ce5..6ae9b16d3ce 100644
--- a/app/models/project_services/issue_tracker_service.rb
+++ b/app/models/project_services/issue_tracker_service.rb
@@ -1,27 +1,6 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class IssueTrackerService < Service
 
-  validates :project_url, :issues_url, :new_issue_url, presence: true, if: :activated?
+  validates :project_url, :issues_url, :new_issue_url, presence: true, url: true, if: :activated?
 
   default_value_for :category, 'issue_tracker'
 
diff --git a/app/models/project_services/jira_service.rb b/app/models/project_services/jira_service.rb
index 1ed42c4f3e7..beda89d3963 100644
--- a/app/models/project_services/jira_service.rb
+++ b/app/models/project_services/jira_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class JiraService < IssueTrackerService
   include HTTParty
   include Gitlab::Routing.url_helpers
@@ -28,6 +7,8 @@ class JiraService < IssueTrackerService
   prop_accessor :username, :password, :api_url, :jira_issue_transition_id,
                 :title, :description, :project_url, :issues_url, :new_issue_url
 
+  validates :api_url, presence: true, url: true, if: :activated?
+
   before_validation :set_api_url, :set_jira_issue_transition_id
 
   before_update :reset_password
diff --git a/app/models/project_services/pivotaltracker_service.rb b/app/models/project_services/pivotaltracker_service.rb
index c9a890c7e3f..ad19b7795da 100644
--- a/app/models/project_services/pivotaltracker_service.rb
+++ b/app/models/project_services/pivotaltracker_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class PivotaltrackerService < Service
   include HTTParty
 
diff --git a/app/models/project_services/pushover_service.rb b/app/models/project_services/pushover_service.rb
index e76d9eca2ab..3dd878e4c7d 100644
--- a/app/models/project_services/pushover_service.rb
+++ b/app/models/project_services/pushover_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class PushoverService < Service
   include HTTParty
   base_uri 'https://api.pushover.net/1'
diff --git a/app/models/project_services/redmine_service.rb b/app/models/project_services/redmine_service.rb
index de974354c77..11cce3e0561 100644
--- a/app/models/project_services/redmine_service.rb
+++ b/app/models/project_services/redmine_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class RedmineService < IssueTrackerService
 
   prop_accessor :title, :description, :project_url, :issues_url, :new_issue_url
diff --git a/app/models/project_services/slack_service.rb b/app/models/project_services/slack_service.rb
index fd65027f084..cf9e4d5a8b6 100644
--- a/app/models/project_services/slack_service.rb
+++ b/app/models/project_services/slack_service.rb
@@ -1,28 +1,7 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class SlackService < Service
   prop_accessor :webhook, :username, :channel
   boolean_accessor :notify_only_broken_builds
-  validates :webhook, presence: true, if: :activated?
+  validates :webhook, presence: true, url: true, if: :activated?
 
   def initialize_properties
     if properties.nil?
diff --git a/app/models/project_services/slack_service/issue_message.rb b/app/models/project_services/slack_service/issue_message.rb
index 438ff33fdff..88e053ec192 100644
--- a/app/models/project_services/slack_service/issue_message.rb
+++ b/app/models/project_services/slack_service/issue_message.rb
@@ -34,7 +34,12 @@ class SlackService
     private
 
     def message
-      "#{user_name} #{state} #{issue_link} in #{project_link}: *#{title}*"
+      case state
+      when "opened"
+        "[#{project_link}] Issue #{state} by #{user_name}"
+      else
+        "[#{project_link}] Issue #{issue_link} #{state} by #{user_name}"
+      end
     end
 
     def opened_issue?
@@ -42,7 +47,11 @@ class SlackService
     end
 
     def description_message
-      [{ text: format(description), color: attachment_color }]
+      [{
+        title: issue_title,
+        title_link: issue_url,
+        text: format(description),
+        color: "#C95823" }]
     end
 
     def project_link
@@ -50,7 +59,11 @@ class SlackService
     end
 
     def issue_link
-      "[issue ##{issue_iid}](#{issue_url})"
+      "[#{issue_title}](#{issue_url})"
+    end
+
+    def issue_title
+      "##{issue_iid} #{title}"
     end
   end
 end
diff --git a/app/models/project_services/teamcity_service.rb b/app/models/project_services/teamcity_service.rb
index 8dceee5e2c5..b0dcb52eba1 100644
--- a/app/models/project_services/teamcity_service.rb
+++ b/app/models/project_services/teamcity_service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 class TeamcityService < CiService
   include HTTParty
 
diff --git a/app/models/project_snippet.rb b/app/models/project_snippet.rb
index 1f7d85a5f3d..5fba6baa204 100644
--- a/app/models/project_snippet.rb
+++ b/app/models/project_snippet.rb
@@ -1,19 +1,3 @@
-# == Schema Information
-#
-# Table name: snippets
-#
-#  id               :integer          not null, primary key
-#  title            :string(255)
-#  content          :text
-#  author_id        :integer          not null
-#  project_id       :integer
-#  created_at       :datetime
-#  updated_at       :datetime
-#  file_name        :string(255)
-#  type             :string(255)
-#  visibility_level :integer          default(0), not null
-#
-
 class ProjectSnippet < Snippet
   belongs_to :project
   belongs_to :author, class_name: "User"
@@ -22,4 +6,6 @@ class ProjectSnippet < Snippet
 
   # Scopes
   scope :fresh, -> { order("created_at DESC") }
+
+  participant :author, :notes
 end
diff --git a/app/models/project_wiki.rb b/app/models/project_wiki.rb
index 7c1a61bb0bf..339fb0b9f9d 100644
--- a/app/models/project_wiki.rb
+++ b/app/models/project_wiki.rb
@@ -40,7 +40,7 @@ class ProjectWiki
   end
 
   def wiki_base_path
-    ["/", @project.path_with_namespace, "/wikis"].join('')
+    [Gitlab.config.gitlab.relative_url_root, "/", @project.path_with_namespace, "/wikis"].join('')
   end
 
   # Returns the Gollum::Wiki object.
@@ -113,7 +113,7 @@ class ProjectWiki
   end
 
   def page_title_and_dir(title)
-    title_array =  title.split("/")
+    title_array = title.split("/")
     title = title_array.pop
     [title, title_array.join("/")]
   end
diff --git a/app/models/protected_branch.rb b/app/models/protected_branch.rb
index 8ebd790a89e..33cf046fa75 100644
--- a/app/models/protected_branch.rb
+++ b/app/models/protected_branch.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: protected_branches
-#
-#  id                  :integer          not null, primary key
-#  project_id          :integer          not null
-#  name                :string(255)      not null
-#  created_at          :datetime
-#  updated_at          :datetime
-#  developers_can_push :boolean          default(FALSE), not null
-#
-
 class ProtectedBranch < ActiveRecord::Base
   include Gitlab::ShellAdapter
 
diff --git a/app/models/release.rb b/app/models/release.rb
index 89f70278af5..e196b84eb18 100644
--- a/app/models/release.rb
+++ b/app/models/release.rb
@@ -1,15 +1,3 @@
-# == Schema Information
-#
-# Table name: releases
-#
-#  id          :integer          not null, primary key
-#  tag         :string(255)
-#  description :text
-#  project_id  :integer
-#  created_at  :datetime
-#  updated_at  :datetime
-#
-
 class Release < ActiveRecord::Base
   belongs_to :project
 
diff --git a/app/models/repository.rb b/app/models/repository.rb
index da751591103..3716ea6ad6c 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -81,19 +81,21 @@ class Repository
   def commit(id = 'HEAD')
     return nil unless exists?
     commit = Gitlab::Git::Commit.find(raw_repository, id)
-    commit = Commit.new(commit, @project) if commit
+    commit = ::Commit.new(commit, @project) if commit
     commit
   rescue Rugged::OdbError
     nil
   end
 
-  def commits(ref, path = nil, limit = nil, offset = nil, skip_merges = false)
+  def commits(ref, path: nil, limit: nil, offset: nil, skip_merges: false, after: nil, before: nil)
     options = {
       repo: raw_repository,
       ref: ref,
       path: path,
       limit: limit,
       offset: offset,
+      after: after,
+      before: before,
       # --follow doesn't play well with --skip. See:
       # https://gitlab.com/gitlab-org/gitlab-ce/issues/3574#note_3040520
       follow: false,
@@ -146,10 +148,20 @@ class Repository
     find_branch(branch_name)
   end
 
-  def add_tag(tag_name, ref, message = nil)
-    before_push_tag
+  def add_tag(user, tag_name, target, message = nil)
+    oldrev = Gitlab::Git::BLANK_SHA
+    ref    = Gitlab::Git::TAG_REF_PREFIX + tag_name
+    target = commit(target).try(:id)
+
+    return false unless target
+
+    options = { message: message, tagger: user_to_committer(user) } if message
 
-    gitlab_shell.add_tag(path_with_namespace, tag_name, ref, message)
+    GitHooksService.new.execute(user, path_to_repo, oldrev, target, ref) do
+      rugged.tags.create(tag_name, target, options)
+    end
+
+    find_tag(tag_name)
   end
 
   def rm_branch(user, branch_name)
@@ -183,6 +195,10 @@ class Repository
     cache.fetch(:branch_names) { branches.map(&:name) }
   end
 
+  def branch_exists?(branch_name)
+    branch_names.include?(branch_name)
+  end
+
   def tag_names
     cache.fetch(:tag_names) { raw_repository.tag_names }
   end
@@ -441,7 +457,7 @@ class Repository
   def version
     cache.fetch(:version) do
       tree(:head).blobs.find do |file|
-        file.name.downcase == 'version'
+        file.name.casecmp('version').zero?
       end
     end
   end
@@ -457,7 +473,7 @@ class Repository
   def changelog
     cache.fetch(:changelog) do
       tree(:head).blobs.find do |file|
-        file.name =~ /\A(changelog|history)/i
+        file.name =~ /\A(changelog|history|changes|news)/i
       end
     end
   end
@@ -466,8 +482,8 @@ class Repository
     return nil if !exists? || empty?
 
     cache.fetch(:license_blob) do
-      if licensee_project.license
-        blob_at_branch(root_ref, licensee_project.matched_file.filename)
+      tree(:head).blobs.find do |file|
+        file.name =~ /\A(licen[sc]e|copying)(\..+|\z)/i
       end
     end
   end
@@ -476,7 +492,7 @@ class Repository
     return nil if !exists? || empty?
 
     cache.fetch(:license_key) do
-      licensee_project.license.try(:key) || 'no-license'
+      Licensee.license(path).try(:key)
     end
   end
 
@@ -575,7 +591,7 @@ class Repository
   end
 
   def contributors
-    commits = self.commits(nil, nil, 2000, 0, true)
+    commits = self.commits(nil, limit: 2000, offset: 0, skip_merges: true)
 
     commits.group_by(&:author_email).map do |email, commits|
       contributor = Gitlab::Contributor.new
@@ -783,7 +799,7 @@ class Repository
   def check_revert_content(commit, base_branch)
     source_sha = find_branch(base_branch).target
     args       = [commit.id, source_sha]
-    args       << { mainline: 1 } if commit.merge_commit?
+    args << { mainline: 1 } if commit.merge_commit?
 
     revert_index = rugged.revert_commit(*args)
     return false if revert_index.conflicts?
@@ -797,7 +813,7 @@ class Repository
   def check_cherry_pick_content(commit, base_branch)
     source_sha = find_branch(base_branch).target
     args       = [commit.id, source_sha]
-    args       << 1 if commit.merge_commit?
+    args << 1 if commit.merge_commit?
 
     cherry_pick_index = rugged.cherrypick_commit(*args)
     return false if cherry_pick_index.conflicts?
@@ -938,6 +954,16 @@ class Repository
     raw_repository.ls_files(actual_ref)
   end
 
+  def copy_gitattributes(ref)
+    actual_ref = ref || root_ref
+    begin
+      raw_repository.copy_gitattributes(actual_ref)
+      true
+    rescue Gitlab::Git::Repository::InvalidRef
+      false
+    end
+  end
+
   def main_language
     return if empty? || rugged.head_unborn?
 
@@ -959,8 +985,4 @@ class Repository
   def cache
     @cache ||= RepositoryCache.new(path_with_namespace)
   end
-
-  def licensee_project
-    @licensee_project ||= Licensee.project(path)
-  end
 end
diff --git a/app/models/security_event.rb b/app/models/security_event.rb
index 68c00adad59..d131c11cb6c 100644
--- a/app/models/security_event.rb
+++ b/app/models/security_event.rb
@@ -1,16 +1,2 @@
-# == Schema Information
-#
-# Table name: audit_events
-#
-#  id          :integer          not null, primary key
-#  author_id   :integer          not null
-#  type        :string(255)      not null
-#  entity_id   :integer          not null
-#  entity_type :string(255)      not null
-#  details     :text
-#  created_at  :datetime
-#  updated_at  :datetime
-#
-
 class SecurityEvent < AuditEvent
 end
diff --git a/app/models/sent_notification.rb b/app/models/sent_notification.rb
index 77115597d71..375f195dba7 100644
--- a/app/models/sent_notification.rb
+++ b/app/models/sent_notification.rb
@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: sent_notifications
-#
-#  id            :integer          not null, primary key
-#  project_id    :integer
-#  noteable_id   :integer
-#  noteable_type :string(255)
-#  recipient_id  :integer
-#  commit_id     :string(255)
-#  line_code     :string(255)
-#  reply_key     :string(255)      not null
-#
-
 class SentNotification < ActiveRecord::Base
   belongs_to :project
   belongs_to :noteable, polymorphic: true
diff --git a/app/models/service.rb b/app/models/service.rb
index 2645b8321d7..de3fd24584a 100644
--- a/app/models/service.rb
+++ b/app/models/service.rb
@@ -1,24 +1,3 @@
-# == Schema Information
-#
-# Table name: services
-#
-#  id                    :integer          not null, primary key
-#  type                  :string(255)
-#  title                 :string(255)
-#  project_id            :integer
-#  created_at            :datetime
-#  updated_at            :datetime
-#  active                :boolean          default(FALSE), not null
-#  properties            :text
-#  template              :boolean          default(FALSE)
-#  push_events           :boolean          default(TRUE)
-#  issues_events         :boolean          default(TRUE)
-#  merge_requests_events :boolean          default(TRUE)
-#  tag_push_events       :boolean          default(TRUE)
-#  note_events           :boolean          default(TRUE), not null
-#  build_events          :boolean          default(FALSE), not null
-#
-
 # To add new service you should build a class inherited from Service
 # and implement a set of methods
 class Service < ActiveRecord::Base
diff --git a/app/models/snippet.rb b/app/models/snippet.rb
index b96e3937281..0a3c3b57669 100644
--- a/app/models/snippet.rb
+++ b/app/models/snippet.rb
@@ -1,19 +1,3 @@
-# == Schema Information
-#
-# Table name: snippets
-#
-#  id               :integer          not null, primary key
-#  title            :string(255)
-#  content          :text
-#  author_id        :integer          not null
-#  project_id       :integer
-#  created_at       :datetime
-#  updated_at       :datetime
-#  file_name        :string(255)
-#  type             :string(255)
-#  visibility_level :integer          default(0), not null
-#
-
 class Snippet < ActiveRecord::Base
   include Gitlab::VisibilityLevel
   include Linguist::BlobHelper
@@ -112,6 +96,10 @@ class Snippet < ActiveRecord::Base
     visibility_level
   end
 
+  def no_highlighting?
+    content.lines.count > 1000
+  end
+
   class << self
     # Searches for snippets with a matching title or file name.
     #
diff --git a/app/models/subscription.rb b/app/models/subscription.rb
index dd800ce110f..3b8aa1eb866 100644
--- a/app/models/subscription.rb
+++ b/app/models/subscription.rb
@@ -1,16 +1,3 @@
-# == Schema Information
-#
-# Table name: subscriptions
-#
-#  id                :integer          not null, primary key
-#  user_id           :integer
-#  subscribable_id   :integer
-#  subscribable_type :string(255)
-#  subscribed        :boolean
-#  created_at        :datetime
-#  updated_at        :datetime
-#
-
 class Subscription < ActiveRecord::Base
   belongs_to :user
   belongs_to :subscribable, polymorphic: true
diff --git a/app/models/todo.rb b/app/models/todo.rb
index d85f7bfdf57..f8b59fe4126 100644
--- a/app/models/todo.rb
+++ b/app/models/todo.rb
@@ -1,21 +1,3 @@
-# == Schema Information
-#
-# Table name: todos
-#
-#  id          :integer          not null, primary key
-#  user_id     :integer          not null
-#  project_id  :integer          not null
-#  target_id   :integer
-#  target_type :string           not null
-#  author_id   :integer
-#  action      :integer          not null
-#  state       :string           not null
-#  created_at  :datetime
-#  updated_at  :datetime
-#  note_id     :integer
-#  commit_id   :string
-#
-
 class Todo < ActiveRecord::Base
   ASSIGNED  = 1
   MENTIONED = 2
diff --git a/app/models/user.rb b/app/models/user.rb
index ab48f8f1960..6a09b78455b 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,67 +1,3 @@
-# == Schema Information
-#
-# Table name: users
-#
-#  id                          :integer          not null, primary key
-#  email                       :string(255)      default(""), not null
-#  encrypted_password          :string(255)      default(""), not null
-#  reset_password_token        :string(255)
-#  reset_password_sent_at      :datetime
-#  remember_created_at         :datetime
-#  sign_in_count               :integer          default(0)
-#  current_sign_in_at          :datetime
-#  last_sign_in_at             :datetime
-#  current_sign_in_ip          :string(255)
-#  last_sign_in_ip             :string(255)
-#  created_at                  :datetime
-#  updated_at                  :datetime
-#  name                        :string(255)
-#  admin                       :boolean          default(FALSE), not null
-#  projects_limit              :integer          default(10)
-#  skype                       :string(255)      default(""), not null
-#  linkedin                    :string(255)      default(""), not null
-#  twitter                     :string(255)      default(""), not null
-#  authentication_token        :string(255)
-#  theme_id                    :integer          default(1), not null
-#  bio                         :string(255)
-#  failed_attempts             :integer          default(0)
-#  locked_at                   :datetime
-#  username                    :string(255)
-#  can_create_group            :boolean          default(TRUE), not null
-#  can_create_team             :boolean          default(TRUE), not null
-#  state                       :string(255)
-#  color_scheme_id             :integer          default(1), not null
-#  notification_level          :integer          default(1), not null
-#  password_expires_at         :datetime
-#  created_by_id               :integer
-#  last_credential_check_at    :datetime
-#  avatar                      :string(255)
-#  confirmation_token          :string(255)
-#  confirmed_at                :datetime
-#  confirmation_sent_at        :datetime
-#  unconfirmed_email           :string(255)
-#  hide_no_ssh_key             :boolean          default(FALSE)
-#  website_url                 :string(255)      default(""), not null
-#  notification_email          :string(255)
-#  hide_no_password            :boolean          default(FALSE)
-#  password_automatically_set  :boolean          default(FALSE)
-#  location                    :string(255)
-#  encrypted_otp_secret        :string(255)
-#  encrypted_otp_secret_iv     :string(255)
-#  encrypted_otp_secret_salt   :string(255)
-#  otp_required_for_login      :boolean          default(FALSE), not null
-#  otp_backup_codes            :text
-#  public_email                :string(255)      default(""), not null
-#  dashboard                   :integer          default(0)
-#  project_view                :integer          default(0)
-#  consumed_timestep           :integer
-#  layout                      :integer          default(0)
-#  hide_project_limit          :boolean          default(FALSE)
-#  unlock_token                :string
-#  otp_grace_period_started_at :datetime
-#  external                    :boolean           default(FALSE)
-#
-
 require 'carrierwave/orm/activerecord'
 
 class User < ActiveRecord::Base
@@ -85,7 +21,7 @@ class User < ActiveRecord::Base
   default_value_for :theme_id, gitlab_config.default_theme
 
   devise :two_factor_authenticatable,
-         otp_secret_encryption_key: File.read(Rails.root.join('.secret')).chomp
+         otp_secret_encryption_key: Gitlab::Application.config.secret_key_base
   alias_attribute :two_factor_enabled, :otp_required_for_login
 
   devise :two_factor_backupable, otp_number_of_backup_codes: 10
@@ -176,6 +112,7 @@ class User < ActiveRecord::Base
   before_save :ensure_external_user_rights
   after_save :ensure_namespace_correct
   after_initialize :set_projects_limit
+  before_create :check_confirmation_email
   after_create :post_create_hook
   after_destroy :post_destroy_hook
 
@@ -371,6 +308,10 @@ class User < ActiveRecord::Base
     @reset_token
   end
 
+  def check_confirmation_email
+    skip_confirmation! unless current_application_settings.send_user_confirmation_email
+  end
+
   def recently_sent_password_reset?
     reset_password_sent_at.present? && reset_password_sent_at >= 1.minute.ago
   end
@@ -445,17 +386,17 @@ class User < ActiveRecord::Base
     Project.where("projects.id IN (#{projects_union.to_sql})")
   end
 
+  def viewable_starred_projects
+    starred_projects.where("projects.visibility_level IN (?) OR projects.id IN (#{projects_union.to_sql})",
+                           [Project::PUBLIC, Project::INTERNAL])
+  end
+
   def owned_projects
     @owned_projects ||=
       Project.where('namespace_id IN (?) OR namespace_id = ?',
                     owned_groups.select(:id), namespace.id).joins(:namespace)
   end
 
-  # Team membership in authorized projects
-  def tm_in_authorized_projects
-    ProjectMember.where(source_id: authorized_projects.map(&:id), user_id: self.id)
-  end
-
   def is_admin?
     admin
   end
@@ -545,10 +486,6 @@ class User < ActiveRecord::Base
     "#{name} (#{username})"
   end
 
-  def tm_of(project)
-    project.project_member_by_id(self.id)
-  end
-
   def already_forked?(project)
     !!fork_of(project)
   end
diff --git a/app/models/users_star_project.rb b/app/models/users_star_project.rb
index 413f3f485a8..0dfe597317e 100644
--- a/app/models/users_star_project.rb
+++ b/app/models/users_star_project.rb
@@ -1,14 +1,3 @@
-# == Schema Information
-#
-# Table name: users_star_projects
-#
-#  id         :integer          not null, primary key
-#  project_id :integer          not null
-#  user_id    :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
-#
-
 class UsersStarProject < ActiveRecord::Base
   belongs_to :project, counter_cache: :star_count, touch: true
   belongs_to :user
diff --git a/app/services/auth/container_registry_authentication_service.rb b/app/services/auth/container_registry_authentication_service.rb
new file mode 100644
index 00000000000..3144e96ba31
--- /dev/null
+++ b/app/services/auth/container_registry_authentication_service.rb
@@ -0,0 +1,81 @@
+module Auth
+  class ContainerRegistryAuthenticationService < BaseService
+    AUDIENCE = 'container_registry'
+
+    def execute
+      return error('not found', 404) unless registry.enabled
+
+      if params[:offline_token]
+        return error('unauthorized', 401) unless current_user
+      else
+        return error('forbidden', 403) unless scope
+      end
+
+      { token: authorized_token(scope).encoded }
+    end
+
+    def self.full_access_token(*names)
+      registry = Gitlab.config.registry
+      token = JSONWebToken::RSAToken.new(registry.key)
+      token.issuer = registry.issuer
+      token.audience = AUDIENCE
+      token[:access] = names.map do |name|
+        { type: 'repository', name: name, actions: %w(pull push) }
+      end
+      token.encoded
+    end
+
+    private
+
+    def authorized_token(*accesses)
+      token = JSONWebToken::RSAToken.new(registry.key)
+      token.issuer = registry.issuer
+      token.audience = params[:service]
+      token.subject = current_user.try(:username)
+      token[:access] = accesses.compact
+      token
+    end
+
+    def scope
+      return unless params[:scope]
+
+      @scope ||= process_scope(params[:scope])
+    end
+
+    def process_scope(scope)
+      type, name, actions = scope.split(':', 3)
+      actions = actions.split(',')
+      return unless type == 'repository'
+
+      process_repository_access(type, name, actions)
+    end
+
+    def process_repository_access(type, name, actions)
+      requested_project = Project.find_with_namespace(name)
+      return unless requested_project
+
+      actions = actions.select do |action|
+        can_access?(requested_project, action)
+      end
+
+      { type: type, name: name, actions: actions } if actions.present?
+    end
+
+    def can_access?(requested_project, requested_action)
+      return false unless requested_project.container_registry_enabled?
+
+      case requested_action
+      when 'pull'
+        requested_project == project || can?(current_user, :read_container_image, requested_project)
+      when 'push'
+        requested_project == project || can?(current_user, :create_container_image, requested_project)
+      else
+        false
+      end
+    end
+
+    def registry
+      Gitlab.config.registry
+    end
+  end
+end
diff --git a/app/services/create_branch_service.rb b/app/services/create_branch_service.rb
index 707c2f7ff85..9f4481a8153 100644
--- a/app/services/create_branch_service.rb
+++ b/app/services/create_branch_service.rb
@@ -43,9 +43,4 @@ class CreateBranchService < BaseService
     out[:branch] = branch
     out
   end
-
-  def build_push_data(project, user, branch)
-    Gitlab::PushDataBuilder.
-      build(project, user, Gitlab::Git::BLANK_SHA, branch.target, "#{Gitlab::Git::BRANCH_REF_PREFIX}#{branch.name}", [])
-  end
 end
diff --git a/app/services/create_tag_service.rb b/app/services/create_tag_service.rb
index 55985380d31..91ed0e354d0 100644
--- a/app/services/create_tag_service.rb
+++ b/app/services/create_tag_service.rb
@@ -1,50 +1,30 @@
 require_relative 'base_service'
 
 class CreateTagService < BaseService
-  def execute(tag_name, ref, message, release_description = nil)
+  def execute(tag_name, target, message, release_description = nil)
     valid_tag = Gitlab::GitRefValidator.validate(tag_name)
-    if valid_tag == false
-      return error('Tag name invalid')
-    end
+    return error('Tag name invalid') unless valid_tag
 
     repository = project.repository
-    existing_tag = repository.find_tag(tag_name)
-    if existing_tag
-      return error('Tag already exists')
-    end
-
     message.strip! if message
 
-    repository.add_tag(tag_name, ref, message)
-    new_tag = repository.find_tag(tag_name)
+    new_tag = nil
+    begin
+      new_tag = repository.add_tag(current_user, tag_name, target, message)
+    rescue Rugged::TagError
+      return error("Tag #{tag_name} already exists")
+    rescue GitHooksService::PreReceiveError
+      return error('Tag creation was rejected by Git hook')
+    end
 
     if new_tag
-      push_data = create_push_data(project, current_user, new_tag)
-      EventCreateService.new.push(project, current_user, push_data)
-      project.execute_hooks(push_data.dup, :tag_push_hooks)
-      project.execute_services(push_data.dup, :tag_push_hooks)
-      CreateCommitBuildsService.new.execute(project, current_user, push_data)
-
       if release_description
         CreateReleaseService.new(@project, @current_user).
           execute(tag_name, release_description)
       end
-
-      success(new_tag)
+      success.merge(tag: new_tag)
     else
-      error('Invalid reference name')
+      error("Target #{target} is invalid")
     end
   end
-
-  def success(branch)
-    out = super()
-    out[:tag] = branch
-    out
-  end
-
-  def create_push_data(project, user, tag)
-    commits = [project.commit(tag.target)].compact
-    Gitlab::PushDataBuilder.
-      build(project, user, Gitlab::Git::BLANK_SHA, tag.target, "#{Gitlab::Git::TAG_REF_PREFIX}#{tag.name}", commits, tag.message)
-  end
 end
diff --git a/app/services/git_push_service.rb b/app/services/git_push_service.rb
index 1e1be8cd04b..66136b62617 100644
--- a/app/services/git_push_service.rb
+++ b/app/services/git_push_service.rb
@@ -17,6 +17,7 @@ class GitPushService < BaseService
   #  6. Checks if the project's main language has changed
   #
   def execute
+    @project.repository.after_create if @project.empty_repo?
     @project.repository.after_push_commit(branch_name, params[:newrev])
 
     if push_remove_branch?
@@ -42,7 +43,12 @@ class GitPushService < BaseService
       # Collect data for this git push
       @push_commits = @project.repository.commits_between(params[:oldrev], params[:newrev])
       process_commit_messages
+
+      # Update the bare repositories info/attributes file using the contents of the default branches
+      # .gitattributes file
+      update_gitattributes if is_default_branch?
     end
+
     # Update merge requests that may be affected by this push. A new branch
     # could cause the last commit of a merge request to change.
     update_merge_requests
@@ -54,6 +60,10 @@ class GitPushService < BaseService
     perform_housekeeping
   end
 
+  def update_gitattributes
+    @project.repository.copy_gitattributes(params[:ref])
+  end
+
   def update_main_language
     # Performance can be bad so for now only check main_language once
     # See https://gitlab.com/gitlab-org/gitlab-ce/issues/14937
diff --git a/app/services/git_tag_push_service.rb b/app/services/git_tag_push_service.rb
index 64271d8bc5c..7410442609d 100644
--- a/app/services/git_tag_push_service.rb
+++ b/app/services/git_tag_push_service.rb
@@ -2,6 +2,7 @@ class GitTagPushService < BaseService
   attr_accessor :push_data
 
   def execute
+    project.repository.after_create if project.empty_repo?
     project.repository.before_push_tag
 
     @push_data = build_push_data
diff --git a/app/services/issues/move_service.rb b/app/services/issues/move_service.rb
index 82e7090f1ea..e61628086f0 100644
--- a/app/services/issues/move_service.rb
+++ b/app/services/issues/move_service.rb
@@ -41,14 +41,25 @@ module Issues
     private
 
     def create_new_issue
-      new_params = { id: nil, iid: nil, label_ids: [], milestone: nil,
+      new_params = { id: nil, iid: nil, label_ids: cloneable_label_ids,
+                     milestone_id: cloneable_milestone_id,
                      project: @new_project, author: @old_issue.author,
                      description: rewrite_content(@old_issue.description) }
 
-      new_params = @old_issue.serializable_hash.merge(new_params)
+      new_params = @old_issue.serializable_hash.symbolize_keys.merge(new_params)
       CreateService.new(@new_project, @current_user, new_params).execute
     end
 
+    def cloneable_label_ids
+      @new_project.labels
+        .where(title: @old_issue.labels.pluck(:title)).pluck(:id)
+    end
+
+    def cloneable_milestone_id
+      @new_project.milestones
+        .find_by(title: @old_issue.milestone.try(:title)).try(:id)
+    end
+
     def rewrite_notes
       @old_issue.notes.find_each do |note|
         new_note = note.dup
diff --git a/app/services/merge_requests/build_service.rb b/app/services/merge_requests/build_service.rb
index fa34753c4fd..1b48899bb0a 100644
--- a/app/services/merge_requests/build_service.rb
+++ b/app/services/merge_requests/build_service.rb
@@ -7,6 +7,9 @@ module MergeRequests
       merge_request.can_be_created = false
       merge_request.compare_commits = []
       merge_request.source_project = project unless merge_request.source_project
+
+      merge_request.target_project = nil unless can?(current_user, :read_project, merge_request.target_project)
+
       merge_request.target_project ||= (project.forked_from_project || project)
       merge_request.target_branch ||= merge_request.target_project.default_branch
 
@@ -38,21 +41,45 @@ module MergeRequests
         merge_request.can_be_created = false
       end
 
+      set_title_and_description(merge_request)
+    end
+
+    private
+
+    # When your branch name starts with an iid followed by a dash this pattern will be
+    # interpreted as the user wants to close that issue on this project.
+    #
+    # For example:
+    # - Issue 112 exists, title: Emoji don't show up in commit title
+    # - Source branch is: 112-fix-mep-mep
+    #
+    # Will lead to:
+    # - Appending `Closes #112` to the description
+    # - Setting the title as 'Resolves "Emoji don't show up in commit title"' if there is
+    #   more than one commit in the MR
+    #
+    def set_title_and_description(merge_request)
+      if match = merge_request.source_branch.match(/\A(\d+)-/)
+        iid = match[1]
+      end
+
       commits = merge_request.compare_commits
       if commits && commits.count == 1
         commit = commits.first
-        merge_request.title       = commit.title
+        merge_request.title = commit.title
         merge_request.description ||= commit.description.try(:strip)
+      elsif iid && (issue = merge_request.target_project.get_issue(iid)) && !issue.try(:confidential?)
+        case issue
+        when Issue
+          merge_request.title = "Resolve \"#{issue.title}\""
+        when ExternalIssue
+          merge_request.title = "Resolve #{issue.title}"
+        end
       else
         merge_request.title = merge_request.source_branch.titleize.humanize
       end
 
-      # When your branch name starts with an iid followed by a dash this pattern will
-      # be interpreted as the use wants to close that issue on this project
-      # Pattern example: 112-fix-mep-mep
-      # Will lead to appending `Closes #112` to the description
-      if match = merge_request.source_branch.match(/\A(\d+)-/)
-        iid = match[1]
+      if iid
         closes_issue = "Closes ##{iid}"
 
         if merge_request.description.present?
diff --git a/app/services/notes/create_service.rb b/app/services/notes/create_service.rb
index 2bb312bb252..01586994813 100644
--- a/app/services/notes/create_service.rb
+++ b/app/services/notes/create_service.rb
@@ -5,6 +5,8 @@ module Notes
       note.author = current_user
       note.system = false
 
+      return unless valid_project?(note)
+
       if note.save
         # Finish the harder work in the background
         NewNoteWorker.perform_in(2.seconds, note.id, params)
@@ -13,5 +15,14 @@ module Notes
 
       note
     end
+
+    private
+
+    def valid_project?(note)
+      return false unless project
+      return true if note.for_commit?
+
+      note.noteable.try(:project) == project
+    end
   end
 end
diff --git a/app/services/projects/create_service.rb b/app/services/projects/create_service.rb
index 501e58c1407..6728fabea1e 100644
--- a/app/services/projects/create_service.rb
+++ b/app/services/projects/create_service.rb
@@ -6,6 +6,7 @@ module Projects
 
     def execute
       forked_from_project_id = params.delete(:forked_from_project_id)
+      import_data = params.delete(:import_data)
 
       @project = Project.new(params)
 
@@ -49,16 +50,14 @@ module Projects
         @project.build_forked_project_link(forked_from_project_id: forked_from_project_id)
       end
 
-      Project.transaction do
-        @project.save
+      save_project_and_import_data(import_data)
 
-        if @project.persisted? && !@project.import?
-          raise 'Failed to create repository' unless @project.create_repository
-        end
-      end
+      @project.import_start if @project.import?
 
       after_create_actions if @project.persisted?
 
+      @project.add_import_job if @project.import?
+
       @project
     rescue => e
       message = "Unable to save project: #{e.message}"
@@ -93,8 +92,16 @@ module Projects
       unless @project.group
         @project.team << [current_user, :master, current_user]
       end
+    end
 
-      @project.import_start if @project.import?
+    def save_project_and_import_data(import_data)
+      Project.transaction do
+        @project.create_or_update_import_data(data: import_data[:data], credentials: import_data[:credentials]) if import_data
+
+        if @project.save && !@project.import?
+          raise 'Failed to create repository' unless @project.create_repository
+        end
+      end
     end
   end
 end
diff --git a/app/services/projects/destroy_service.rb b/app/services/projects/destroy_service.rb
index df5054f08d7..f09072975c3 100644
--- a/app/services/projects/destroy_service.rb
+++ b/app/services/projects/destroy_service.rb
@@ -7,9 +7,7 @@ module Projects
     DELETED_FLAG = '+deleted'
 
     def pending_delete!
-      project.update_attribute(:pending_delete, true)
-
-      ProjectDestroyWorker.perform_in(1.minute, project.id, current_user.id, params)
+      project.schedule_delete!(current_user.id, params)
     end
 
     def execute
@@ -28,6 +26,10 @@ module Projects
       Project.transaction do
         project.destroy!
 
+        unless remove_registry_tags
+          raise_error('Failed to remove project container registry. Please try again or contact administrator')
+        end
+
         unless remove_repository(repo_path)
           raise_error('Failed to remove project repository. Please try again or contact administrator')
         end
@@ -37,7 +39,7 @@ module Projects
         end
       end
 
-      log_info("Project \"#{project.name}\" was removed")
+      log_info("Project \"#{project.path_with_namespace}\" was removed")
       system_hook_service.execute_hooks_for(project, :destroy)
       true
     end
@@ -61,6 +63,12 @@ module Projects
       end
     end
 
+    def remove_registry_tags
+      return true unless Gitlab.config.registry.enabled
+
+      project.container_registry_repository.delete_tags
+    end
+
     def raise_error(message)
       raise DestroyError.new(message)
     end
diff --git a/app/services/projects/transfer_service.rb b/app/services/projects/transfer_service.rb
index 79a27f4af7e..03b57dea51e 100644
--- a/app/services/projects/transfer_service.rb
+++ b/app/services/projects/transfer_service.rb
@@ -34,6 +34,13 @@ module Projects
           raise TransferError.new("Project with same path in target namespace already exists")
         end
 
+        if project.has_container_registry_tags?
+          # we currently doesn't support renaming repository if it contains tags in container registry
+          raise TransferError.new('Project cannot be transferred, because tags are present in its container registry')
+        end
+
+        project.expire_caches_before_rename(old_path)
+
         # Apply new namespace id and visibility level
         project.namespace = new_namespace
         project.visibility_level = new_namespace.visibility_level unless project.visibility_level_allowed_by_group?
diff --git a/app/services/system_hooks_service.rb b/app/services/system_hooks_service.rb
index e43b5b51e5b..1fb72cf89e9 100644
--- a/app/services/system_hooks_service.rb
+++ b/app/services/system_hooks_service.rb
@@ -85,7 +85,7 @@ class SystemHooksService
       path_with_namespace: model.path_with_namespace,
       project_id: model.id,
       owner_name: owner.name,
-      owner_email: owner.respond_to?(:email) ?  owner.email : "",
+      owner_email: owner.respond_to?(:email) ? owner.email : "",
       project_visibility: Project.visibility_levels.key(model.visibility_level_field).downcase
     }
   end
diff --git a/app/services/system_note_service.rb b/app/services/system_note_service.rb
index 82a0e2fd1f5..4bdb1b0c074 100644
--- a/app/services/system_note_service.rb
+++ b/app/services/system_note_service.rb
@@ -351,7 +351,7 @@ class SystemNoteService
   # Returns an Array of Strings
   def self.new_commit_summary(new_commits)
     new_commits.collect do |commit|
-      "* #{commit.short_id} - #{commit.title}"
+      "* #{commit.short_id} - #{escape_html(commit.title)}"
     end
   end
 
@@ -433,4 +433,8 @@ class SystemNoteService
     body = "Moved #{direction} #{cross_reference}"
     create_note(noteable: noteable, project: project, author: author, note: body)
   end
+
+  def self.escape_html(text)
+    Rack::Utils.escape_html(text)
+  end
 end
diff --git a/app/services/wiki_pages/create_service.rb b/app/services/wiki_pages/create_service.rb
index 988c663b9d0..24a817c06c9 100644
--- a/app/services/wiki_pages/create_service.rb
+++ b/app/services/wiki_pages/create_service.rb
@@ -1,7 +1,8 @@
 module WikiPages
   class CreateService < WikiPages::BaseService
     def execute
-      page = WikiPage.new(@project.wiki)
+      project_wiki = ProjectWiki.new(@project, current_user)
+      page = WikiPage.new(project_wiki)
 
       if page.create(@params)
         execute_hooks(page, 'create')
diff --git a/app/views/admin/application_settings/_form.html.haml b/app/views/admin/application_settings/_form.html.haml
index e0d8d16a954..df286852b97 100644
--- a/app/views/admin/application_settings/_form.html.haml
+++ b/app/views/admin/application_settings/_form.html.haml
@@ -106,9 +106,22 @@
     .form-group
       .col-sm-offset-2.col-sm-10
         .checkbox
+          = f.label :send_user_confirmation_email do
+            = f.check_box :send_user_confirmation_email
+            Send confirmation email on sign-up
+    .form-group
+      .col-sm-offset-2.col-sm-10
+        .checkbox
           = f.label :signin_enabled do
             = f.check_box :signin_enabled
             Sign-in enabled
+    - if omniauth_enabled? && button_based_providers.any?
+      .form-group
+        = f.label :enabled_oauth_sign_in_sources, 'Enabled OAuth Sign-In sources', class: 'control-label col-sm-2'
+        .col-sm-10
+          .btn-group{ data: { toggle: 'buttons' } }
+            - oauth_providers_checkboxes.each do |source|
+              = source
     .form-group
       = f.label :two_factor_authentication, 'Two-factor authentication', class: 'control-label col-sm-2'
       .col-sm-10
diff --git a/app/views/admin/builds/_build.html.haml b/app/views/admin/builds/_build.html.haml
index 3571eefd570..967151bc33b 100644
--- a/app/views/admin/builds/_build.html.haml
+++ b/app/views/admin/builds/_build.html.haml
@@ -35,15 +35,15 @@
   %td
     #{build.stage} / #{build.name}
 
-    .pull-right
-      - if build.tags.any?
-        - build.tags.each do |tag|
-          %span.label.label-primary
-            = tag
-      - if build.try(:trigger_request)
-        %span.label.label-info triggered
-      - if build.try(:allow_failure)
-        %span.label.label-danger allowed to fail
+  %td
+    - if build.tags.any?
+      - build.tags.each do |tag|
+        %span.label.label-primary
+          = tag
+    - if build.try(:trigger_request)
+      %span.label.label-info triggered
+    - if build.try(:allow_failure)
+      %span.label.label-danger allowed to fail
 
   %td.duration
     - if build.duration
@@ -61,12 +61,12 @@
   %td
     .pull-right
       - if can?(current_user, :read_build, project) && build.artifacts?
-        = link_to download_namespace_project_build_artifacts_path(build.project.namespace, build.project, build), title: 'Download artifacts' do
+        = link_to download_namespace_project_build_artifacts_path(build.project.namespace, build.project, build), title: 'Download artifacts', class: 'btn btn-build' do
           %i.fa.fa-download
       - if can?(current_user, :update_build, build.project)
         - if build.active?
-          = link_to cancel_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Cancel' do
+          = link_to cancel_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Cancel', class: 'btn btn-build' do
             %i.fa.fa-remove.cred
         - elsif defined?(allow_retry) && allow_retry && build.retryable?
-          = link_to retry_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Retry' do
-            %i.fa.fa-repeat
+          = link_to retry_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Retry', class: 'btn btn-build' do
+            %i.fa.fa-refresh
diff --git a/app/views/admin/builds/index.html.haml b/app/views/admin/builds/index.html.haml
index 5931efdefe6..ed24757087b 100644
--- a/app/views/admin/builds/index.html.haml
+++ b/app/views/admin/builds/index.html.haml
@@ -19,8 +19,8 @@
     - if @all_builds.running_or_pending.any?
       = link_to 'Cancel all', cancel_all_admin_builds_path, data: { confirm: 'Are you sure?' }, class: 'btn btn-danger', method: :post
 
-.gray-content-block.second-block
-  #{(@scope || 'running').capitalize} builds
+.row-content-block.second-block
+  #{(@scope || 'all').capitalize} builds
 
 %ul.content-list
   - if @builds.blank?
@@ -38,6 +38,7 @@
             %th Ref
             %th Runner
             %th Name
+            %th Tags
             %th Duration
             %th Finished at
             %th
diff --git a/app/views/admin/health_check/show.html.haml b/app/views/admin/health_check/show.html.haml
new file mode 100644
index 00000000000..c2313986a7f
--- /dev/null
+++ b/app/views/admin/health_check/show.html.haml
@@ -0,0 +1,49 @@
+- page_title "Health Check"
+
+%h3.page-title
+  Health Check
+.bs-callout.clearfix
+  .pull-left
+    %p
+  Access token is
+  %code#health-check-token= current_application_settings.health_check_access_token
+  = button_to reset_health_check_token_admin_application_settings_path,
+    method: :put, class: 'btn btn-default',
+    data: { confirm: 'Are you sure you want to reset the health check token?' } do
+    = icon('refresh')
+    Reset health check access token
+%p.light
+  Health information can be retrieved as plain text, JSON, or XML using:
+  %ul
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token)
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token, format: :json)
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token, format: :xml)
+
+%p.light
+  You can also ask for the status of specific services:
+  %ul
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token, checks: :cache)
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token, checks: :database)
+    %li
+      %code= health_check_url(token: current_application_settings.health_check_access_token, checks: :migrations)
+
+%hr
+.panel.panel-default
+  .panel-heading
+    Current Status:
+    - if @errors.blank?
+      = icon('circle', class: 'cgreen')
+      Healthy
+    - else
+      = icon('warning', class: 'cred')
+      Unhealthy
+  .panel-body
+    - if @errors.blank?
+      No Health Problems Detected
+    - else
+      = @errors
diff --git a/app/views/admin/hooks/index.html.haml b/app/views/admin/hooks/index.html.haml
index 67d23c80233..7b388cf7862 100644
--- a/app/views/admin/hooks/index.html.haml
+++ b/app/views/admin/hooks/index.html.haml
@@ -13,9 +13,15 @@
   = form_errors(@hook)
 
   .form-group
-    = f.label :url, "URL:", class: 'control-label'
+    = f.label :url, 'URL', class: 'control-label'
     .col-sm-10
-      = f.text_field :url, class: "form-control"
+      = f.text_field :url, class: 'form-control'
+  .form-group
+    = f.label :token, 'Secret Token', class: 'control-label'
+    .col-sm-10
+      = f.text_field :token, class: 'form-control'
+      %p.help-block
+        Use this token to validate received payloads
   .form-group
     = f.label :url, "Trigger", class: 'control-label'
     .col-sm-10.prepend-top-10
diff --git a/app/views/admin/logs/show.html.haml b/app/views/admin/logs/show.html.haml
index 4b475a4d8fa..698feb571ac 100644
--- a/app/views/admin/logs/show.html.haml
+++ b/app/views/admin/logs/show.html.haml
@@ -7,7 +7,7 @@
     %li{ class: (klass == Gitlab::GitLogger ? 'active' : '') }
       = link_to klass::file_name, "##{klass::file_name_noext}",
           'data-toggle' => 'tab'
-.gray-content-block
+.row-content-block
   To prevent performance issues admin logs output the last 2000 lines
 .tab-content
   - loggers.each do |klass|
diff --git a/app/views/admin/runners/_runner.html.haml b/app/views/admin/runners/_runner.html.haml
index 6745e58deca..36b21eefdee 100644
--- a/app/views/admin/runners/_runner.html.haml
+++ b/app/views/admin/runners/_runner.html.haml
@@ -11,18 +11,10 @@
     = link_to admin_runner_path(runner) do
       = runner.short_sha
   %td
-    .runner-description
-      = runner.description
-      %span (#{link_to 'edit', '#', class: 'edit-runner-link'})
-    .runner-description-form.hide
-      = form_for [:admin, runner], remote: true, html: { class: 'form-inline' } do |f|
-        .form-group
-          = f.text_field :description, class: 'form-control'
-        = f.submit 'Save', class: 'btn'
-        %span (#{link_to 'cancel', '#', class: 'cancel'})
+    = runner.description
   %td
     - if runner.shared?
-      \-
+      n/a
     - else
       = runner.projects.count(:all)
   %td
diff --git a/app/views/admin/runners/show.html.haml b/app/views/admin/runners/show.html.haml
index 8700b4820cd..4dfb3ed05bb 100644
--- a/app/views/admin/runners/show.html.haml
+++ b/app/views/admin/runners/show.html.haml
@@ -22,25 +22,9 @@
     %h4 This runner will process builds only from ASSIGNED projects
     %p You can't make this a shared runner.
 %hr
-= form_for @runner, url: admin_runner_path(@runner), html: { class: 'form-horizontal' } do |f|
-  .form-group
-    = label_tag :token, class: 'control-label' do
-      Token
-    .col-sm-10
-      = f.text_field :token, class: 'form-control', readonly: true
-  .form-group
-    = label_tag :description, class: 'control-label' do
-      Description
-    .col-sm-10
-      = f.text_field :description, class: 'form-control'
-  .form-group
-    = label_tag :tag_list, class: 'control-label' do
-      Tags
-    .col-sm-10
-      = f.text_field :tag_list, value: @runner.tag_list.to_s, class: 'form-control'
-      .help-block You can setup builds to only use runners with specific tags
-  .form-actions
-    = f.submit 'Save', class: 'btn btn-save'
+
+.append-bottom-20
+  = render '/projects/runners/form', runner: @runner, runner_form_url: admin_runner_path(@runner)
 
 .row
   .col-md-6
diff --git a/app/views/admin/users/index.html.haml b/app/views/admin/users/index.html.haml
index 0ee8dc962b9..d6743081c8e 100644
--- a/app/views/admin/users/index.html.haml
+++ b/app/views/admin/users/index.html.haml
@@ -32,7 +32,7 @@
         Without projects
         %small.badge= number_with_delimiter(User.without_projects.count)
 
-  .gray-content-block.second-block
+  .row-content-block.second-block
     .pull-right
       .dropdown.inline
         %a.dropdown-toggle.btn{href: '#', "data-toggle" => "dropdown"}
diff --git a/app/views/dashboard/todos/index.html.haml b/app/views/dashboard/todos/index.html.haml
index 49ab8aad1d5..fc42e5dcc66 100644
--- a/app/views/dashboard/todos/index.html.haml
+++ b/app/views/dashboard/todos/index.html.haml
@@ -8,14 +8,14 @@
       = link_to todos_filter_path(state: 'pending') do
         %span
           To do
-        %span{class: 'badge'}
+        %span.badge
           = todos_pending_count
     - todo_done_active = ('active' if params[:state] == 'done')
     %li{class: "todos-done #{todo_done_active}"}
       = link_to todos_filter_path(state: 'done') do
         %span
           Done
-        %span{class: 'badge'}
+        %span.badge
           = todos_done_count
 
   .nav-controls
@@ -25,7 +25,7 @@
         = icon('spinner spin')
 
 .todos-filters
-  .gray-content-block.second-block
+  .row-content-block.second-block
     = form_tag todos_filter_path(without: [:project_id, :author_id, :type, :action_id]), method: :get, class: 'filter-form' do
       .filter-item.inline
         = select_tag('project_id', todo_projects_options,
diff --git a/app/views/devise/sessions/new.html.haml b/app/views/devise/sessions/new.html.haml
index d65fa60025c..28194506acc 100644
--- a/app/views/devise/sessions/new.html.haml
+++ b/app/views/devise/sessions/new.html.haml
@@ -4,7 +4,7 @@
     = render 'devise/shared/signin_box'
 
   -# Omniauth fits between signin/ldap signin and signup and does not have a surrounding box
-  - if omniauth_enabled? && devise_mapping.omniauthable?
+  - if omniauth_enabled? && devise_mapping.omniauthable? && button_based_providers_enabled?
     .clearfix.prepend-top-20
       = render 'devise/shared/omniauth_box'
 
diff --git a/app/views/devise/sessions/two_factor.html.haml b/app/views/devise/sessions/two_factor.html.haml
index 22b2c1a186b..c9d1e454a5e 100644
--- a/app/views/devise/sessions/two_factor.html.haml
+++ b/app/views/devise/sessions/two_factor.html.haml
@@ -4,7 +4,7 @@
       %h3 Two-factor Authentication
     .login-body
       = form_for(resource, as: resource_name, url: session_path(resource_name), method: :post) do |f|
-        = f.text_field :otp_attempt, class: 'form-control', placeholder: 'Two-factor authentication code', required: true, autofocus: true
-        %p.help-block.hint If you've lost your phone, you may enter one of your recovery codes.
+        = f.text_field :otp_attempt, class: 'form-control', placeholder: 'Two-factor Authentication code', required: true, autofocus: true
+        %p.help-block.hint Enter the code from the two-factor app on your mobile device. If you've lost your device, you may enter one of your recovery codes.
         .prepend-top-20
           = f.submit "Verify code", class: "btn btn-save"
diff --git a/app/views/devise/shared/_omniauth_box.html.haml b/app/views/devise/shared/_omniauth_box.html.haml
index ecf680e7b23..de18bc2d844 100644
--- a/app/views/devise/shared/_omniauth_box.html.haml
+++ b/app/views/devise/shared/_omniauth_box.html.haml
@@ -1,7 +1,7 @@
 %p
   %span.light
     Sign in with &nbsp;
-  - providers = button_based_providers
+  - providers = enabled_button_based_providers
   - providers.each do |provider|
     %span.light
       - has_icon = provider_has_icon?(provider)
diff --git a/app/views/devise/shared/_signup_box.html.haml b/app/views/devise/shared/_signup_box.html.haml
index e5607dacd0d..510215bb8cd 100644
--- a/app/views/devise/shared/_signup_box.html.haml
+++ b/app/views/devise/shared/_signup_box.html.haml
@@ -6,7 +6,7 @@
     .login-heading
       %h3 Create an account
   .login-body
-    = form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f|
+    = form_for(resource, as: "new_#{resource_name}", url: registration_path(resource_name)) do |f|
       .devise-errors
         = devise_error_messages!
       %div
@@ -16,7 +16,7 @@
       %div
         = f.email_field :email, class: "form-control middle", placeholder: "Email", required: true
       .form-group.append-bottom-20#password-strength
-        = f.password_field :password, class: "form-control bottom", id: "user_password_sign_up", placeholder: "Password", required: true
+        = f.password_field :password, class: "form-control bottom", placeholder: "Password", required: true
       %div
       - if current_application_settings.recaptcha_enabled
         = recaptcha_tags
diff --git a/app/views/doorkeeper/applications/index.html.haml b/app/views/doorkeeper/applications/index.html.haml
index 79df17ba612..3998e66f40d 100644
--- a/app/views/doorkeeper/applications/index.html.haml
+++ b/app/views/doorkeeper/applications/index.html.haml
@@ -44,7 +44,7 @@
                         = icon('pencil')
                       = render 'delete_form', application: application, small: true
         - else
-          .profile-settings-message.text-center
+          .settings-message.text-center
             You don't have any applications
     .oauth-authorized-applications.prepend-top-20.append-bottom-default
       - if user_oauth_applications?
@@ -78,5 +78,5 @@
                   %td= token.scopes
                   %td= render 'doorkeeper/authorized_applications/delete_form', token: token
       - else
-        .profile-settings-message.text-center
+        .settings-message.text-center
           You don't have any authorized applications
diff --git a/app/views/events/_event.html.haml b/app/views/events/_event.html.haml
index 4d20dd5830e..e4629bae0e6 100644
--- a/app/views/events/_event.html.haml
+++ b/app/views/events/_event.html.haml
@@ -4,7 +4,12 @@
       #{time_ago_with_tooltip(event.created_at)}
 
     = cache [event, current_application_settings, "v2.2"] do
-      = image_tag avatar_icon(event.author_email, 40), class: "avatar s40", alt:''
+      - if event.author
+        = link_to user_path(event.author) do
+          = image_tag avatar_icon(event.author_email, 40), class: "avatar s40", alt:''
+      - else
+        = image_tag avatar_icon(event.author_email, 40), class: "avatar s40", alt:''
+
       - if event.created_project?
         = render "events/event/created_project", event: event
       - elsif event.push?
diff --git a/app/views/events/_event_last_push.html.haml b/app/views/events/_event_last_push.html.haml
index 5753158c24d..a1a282178e7 100644
--- a/app/views/events/_event_last_push.html.haml
+++ b/app/views/events/_event_last_push.html.haml
@@ -1,5 +1,5 @@
 - if show_last_push_widget?(event)
-  .gray-content-block.clear-block.last-push-widget
+  .row-content-block.clear-block.last-push-widget
     .event-last-push
       .event-last-push-text
         %span You pushed to
diff --git a/app/views/events/event/_common.html.haml b/app/views/events/event/_common.html.haml
index c994e3b997d..f9f623cc031 100644
--- a/app/views/events/event/_common.html.haml
+++ b/app/views/events/event/_common.html.haml
@@ -4,7 +4,7 @@
     = event_action_name(event)
 
   - if event.target
-    %strong= link_to event.target.reference_link_text, [event.project.namespace.becomes(Namespace), event.project, event.target]
+    %strong= link_to event.target.reference_link_text, [event.project.namespace.becomes(Namespace), event.project, event.target], title: event.target_title
 
   = event_preposition(event)
 
diff --git a/app/views/explore/groups/index.html.haml b/app/views/explore/groups/index.html.haml
index 8ffca96bb4e..57f6e7e0612 100644
--- a/app/views/explore/groups/index.html.haml
+++ b/app/views/explore/groups/index.html.haml
@@ -6,7 +6,7 @@
 - else
   = render 'explore/head'
 
-.gray-content-block.clearfix
+.row-content-block.clearfix
   .pull-left
     = form_tag explore_groups_path, method: :get, class: 'form-inline form-tiny' do |f|
       = hidden_field_tag :sort, @sort
diff --git a/app/views/explore/snippets/index.html.haml b/app/views/explore/snippets/index.html.haml
index 0f100c39ffb..9b838b9f3b7 100644
--- a/app/views/explore/snippets/index.html.haml
+++ b/app/views/explore/snippets/index.html.haml
@@ -6,7 +6,7 @@
 - else
   = render 'explore/head'
 
-.gray-content-block
+.row-content-block
   - if current_user
     .pull-right
       = link_to new_snippet_path, class: "btn btn-new", title: "New Snippet" do
diff --git a/app/views/groups/_activities.html.haml b/app/views/groups/_activities.html.haml
index dc76599b776..71cc4d87b1f 100644
--- a/app/views/groups/_activities.html.haml
+++ b/app/views/groups/_activities.html.haml
@@ -4,7 +4,7 @@
 .nav-block
   - if current_user
     .controls
-      = link_to dashboard_projects_path(:atom, { private_token: current_user.private_token }), class: 'btn rss-btn' do
+      = link_to group_path(@group, format: :atom, private_token: current_user.private_token), class: 'btn rss-btn' do
         %i.fa.fa-rss
   = render 'shared/event_filter'
 
diff --git a/app/views/groups/activity.html.haml b/app/views/groups/activity.html.haml
index f73e1d9e865..aaad265b3ee 100644
--- a/app/views/groups/activity.html.haml
+++ b/app/views/groups/activity.html.haml
@@ -3,7 +3,6 @@
     = auto_discovery_link_tag(:atom, group_url(@group, format: :atom, private_token: current_user.private_token), title: "#{@group.name} activity")
 
 - page_title    "Activity"
-- header_title  group_title(@group, "Activity", activity_group_path(@group))
 
 %section.activities
   = render 'activities'
diff --git a/app/views/groups/edit.html.haml b/app/views/groups/edit.html.haml
index a698cbbe9db..92cd4c553d0 100644
--- a/app/views/groups/edit.html.haml
+++ b/app/views/groups/edit.html.haml
@@ -1,5 +1,3 @@
-- header_title group_title(@group, "Settings", edit_group_path(@group))
-
 .panel.panel-default.prepend-top-default
   .panel-heading
     Group settings
diff --git a/app/views/groups/group_members/index.html.haml b/app/views/groups/group_members/index.html.haml
index 6b7fd5746d6..0eb6bbd4420 100644
--- a/app/views/groups/group_members/index.html.haml
+++ b/app/views/groups/group_members/index.html.haml
@@ -1,5 +1,4 @@
 - page_title "Members"
-- header_title group_title(@group, "Members", group_group_members_path(@group))
 
 .group-members-page.prepend-top-default
   - if current_user && current_user.can?(:admin_group_member, @group)
diff --git a/app/views/groups/issues.atom.builder b/app/views/groups/issues.atom.builder
index 486d1d8587a..a6eb9abada6 100644
--- a/app/views/groups/issues.atom.builder
+++ b/app/views/groups/issues.atom.builder
@@ -1,9 +1,9 @@
 xml.instruct!
 xml.feed "xmlns" => "http://www.w3.org/2005/Atom", "xmlns:media" => "http://search.yahoo.com/mrss/" do
-  xml.title   "#{@user.name} issues"
-  xml.link    href: issues_dashboard_url(format: :atom, private_token: @user.private_token), rel: "self", type: "application/atom+xml"
-  xml.link    href: issues_dashboard_url, rel: "alternate", type: "text/html"
-  xml.id      issues_dashboard_url
+  xml.title   "#{@group.name} issues"
+  xml.link    href: issues_group_url(format: :atom, private_token: current_user.try(:private_token)), rel: "self", type: "application/atom+xml"
+  xml.link    href: issues_group_url, rel: "alternate", type: "text/html"
+  xml.id      issues_group_url
   xml.updated @issues.first.created_at.xmlschema if @issues.any?
 
   @issues.each do |issue|
diff --git a/app/views/groups/issues.html.haml b/app/views/groups/issues.html.haml
index aea35c50862..4434f1cbd35 100644
--- a/app/views/groups/issues.html.haml
+++ b/app/views/groups/issues.html.haml
@@ -1,5 +1,4 @@
 - page_title "Issues"
-- header_title group_title(@group, "Issues", issues_group_path(@group))
 = content_for :meta_tags do
   - if current_user
     = auto_discovery_link_tag(:atom, issues_group_url(@group, format: :atom, private_token: current_user.private_token), title: "#{@group.name} issues")
@@ -16,7 +15,7 @@
 
 = render 'shared/issuable/filter', type: :issues
 
-.gray-content-block.second-block
+.row-content-block.second-block
   Only issues from
   %strong #{@group.name}
   group are listed here.
diff --git a/app/views/groups/merge_requests.html.haml b/app/views/groups/merge_requests.html.haml
index e1c9dd931ee..e6953d94531 100644
--- a/app/views/groups/merge_requests.html.haml
+++ b/app/views/groups/merge_requests.html.haml
@@ -1,5 +1,4 @@
 - page_title "Merge Requests"
-- header_title group_title(@group, "Merge Requests", merge_requests_group_path(@group))
 
 .top-area
   = render 'shared/issuable/nav', type: :merge_requests
@@ -8,7 +7,7 @@
 
 = render 'shared/issuable/filter', type: :merge_requests
 
-.gray-content-block.second-block
+.row-content-block.second-block
   Only merge requests from
   %strong #{@group.name}
   group are listed here.
diff --git a/app/views/groups/milestones/index.html.haml b/app/views/groups/milestones/index.html.haml
index ab307708b75..121a7de3ad7 100644
--- a/app/views/groups/milestones/index.html.haml
+++ b/app/views/groups/milestones/index.html.haml
@@ -1,5 +1,4 @@
 - page_title "Milestones"
-- header_title group_title(@group, "Milestones", group_milestones_path(@group))
 
 .top-area
   = render 'shared/milestones_filter'
@@ -10,7 +9,7 @@
         = icon('plus')
         New Milestone
 
-.gray-content-block
+.row-content-block
   Only milestones from
   %strong #{@group.name}
   group are listed here.
diff --git a/app/views/groups/projects.html.haml b/app/views/groups/projects.html.haml
index dd75766121e..c2f2d9912f7 100644
--- a/app/views/groups/projects.html.haml
+++ b/app/views/groups/projects.html.haml
@@ -1,5 +1,4 @@
 - page_title "Projects"
-- header_title group_title(@group, "Projects", projects_group_path(@group))
 
 .panel.panel-default.prepend-top-default
   .panel-heading
diff --git a/app/views/groups/show.html.haml b/app/views/groups/show.html.haml
index 3d16ecb097a..77c297255b8 100644
--- a/app/views/groups/show.html.haml
+++ b/app/views/groups/show.html.haml
@@ -4,28 +4,20 @@
   - if current_user
     = auto_discovery_link_tag(:atom, group_url(@group, format: :atom, private_token: current_user.private_token), title: "#{@group.name} activity")
 
-.cover-block
-  .cover-controls
-    - if @group && can?(current_user, :admin_group, @group)
-      = link_to icon('pencil'), edit_group_path(@group), class: 'btn'
-    - if current_user
-      = link_to icon('rss'), group_path(@group, { format: :atom, private_token: current_user.private_token }), title: "Feed", class: 'btn rss-btn'
-
-  .avatar-holder
+.cover-block.groups-cover-block
+  .container-fluid.container-limited
     = link_to group_icon(@group), target: '_blank' do
-      = image_tag group_icon(@group), class: "avatar group-avatar s90"
-  .cover-title
-    %h1
-      = @group.name
-      %span.visibility-icon.has-tooltip{ data: { container: 'body' }, title: visibility_icon_description(@group) }
-        = visibility_level_icon(@group.visibility_level, fw: false)
-
-  .cover-desc.username
-    @#{@group.path}
-
-  - if @group.description.present?
-    .cover-desc.description
-      = markdown(@group.description, pipeline: :description)
+      = image_tag group_icon(@group), class: "avatar group-avatar s70"
+    .group-info
+      .cover-title
+        %h1
+          @#{@group.path}
+          %span.visibility-icon.has-tooltip{ data: { container: 'body' }, title: visibility_icon_description(@group) }
+            = visibility_level_icon(@group.visibility_level, fw: false)
+
+      - if @group.description.present?
+        .cover-desc.description
+          = markdown(@group.description, pipeline: :description)
 
 %div{ class: container_class }
   .top-area
diff --git a/app/views/help/_shortcuts.html.haml b/app/views/help/_shortcuts.html.haml
index da3c3711cdd..70e88da7aae 100644
--- a/app/views/help/_shortcuts.html.haml
+++ b/app/views/help/_shortcuts.html.haml
@@ -21,7 +21,7 @@
               %tr
                 %td.shortcut
                   .key ?
-                %td Show this dialog
+                %td Show/hide this dialog
               %tr
                 %td.shortcut
                   - if browser.mac?
@@ -169,6 +169,10 @@
                 %td.shortcut
                   .key t
                 %td Go to finding file
+              %tr
+                %td.shortcut
+                  .key i
+                %td New issue
         .col-lg-4
           %table.shortcut-mappings
             %tbody{ class: 'hidden-shortcut network', style: 'display:none' }
@@ -241,6 +245,10 @@
                 %td.shortcut
                   .key e
                 %td Edit issue
+              %tr
+                %td.shortcut
+                  .key l
+                %td Change Label
             %tbody{ class: 'hidden-shortcut merge_requests', style: 'display:none' }
               %tr
                 %th
@@ -261,3 +269,7 @@
                 %td.shortcut
                   .key e
                 %td Edit merge request
+              %tr
+                %td.shortcut
+                  .key l
+                %td Change Label
diff --git a/app/views/help/ui.html.haml b/app/views/help/ui.html.haml
index f12df5c8ffe..d676bc28c89 100644
--- a/app/views/help/ui.html.haml
+++ b/app/views/help/ui.html.haml
@@ -48,14 +48,14 @@
 
   .lead
     Gray content block with side padding using
-    %code .gray-content-block
+    %code .row-content-block
 
   .example
-    .gray-content-block
+    .row-content-block
       %h4 Normal block inside content
       = lorem
 
-    .gray-content-block.second-block
+    .row-content-block.second-block
       %h4 Second block
       = lorem
 
diff --git a/app/views/layouts/_page.html.haml b/app/views/layouts/_page.html.haml
index ca9c2a0bf2e..5be0b546a62 100644
--- a/app/views/layouts/_page.html.haml
+++ b/app/views/layouts/_page.html.haml
@@ -1,5 +1,4 @@
 .page-with-sidebar{ class: "#{page_sidebar_class} #{page_gutter_class}" }
-  = render "layouts/broadcast"
   .sidebar-wrapper.nicescroll{ class: nav_sidebar_class }
     .header-logo
       %a#logo
@@ -22,13 +21,14 @@
         = image_tag avatar_icon(current_user, 60), alt: 'Profile', class: 'avatar avatar s36'
         .username
           = current_user.username
-  .content-wrapper
+  - if defined?(nav) && nav
+    .layout-nav
+      .container-fluid
+        = render "layouts/nav/#{nav}"
+  .content-wrapper{ class: "#{layout_nav_class} #{layout_dropdown_class}" }
+    = render "layouts/broadcast"
     = render "layouts/flash"
     = yield :flash_message
-    - if defined?(nav) && nav
-      .layout-nav
-        %div{ class: container_class }
-          = render "layouts/nav/#{nav}"
     %div{ class: (container_class unless @no_container) }
       .content
         .clearfix
diff --git a/app/views/layouts/group.html.haml b/app/views/layouts/group.html.haml
index 2e483b7148d..f06acc98ca1 100644
--- a/app/views/layouts/group.html.haml
+++ b/app/views/layouts/group.html.haml
@@ -1,6 +1,6 @@
 - page_title       @group.name
 - page_description @group.description  unless page_description
 - header_title     group_title(@group) unless header_title
-- sidebar          "group"             unless sidebar
+- nav              "group"
 
 = render template: "layouts/application"
diff --git a/app/views/layouts/group_settings.html.haml b/app/views/layouts/group_settings.html.haml
index a1a1fc2f858..66b115e36de 100644
--- a/app/views/layouts/group_settings.html.haml
+++ b/app/views/layouts/group_settings.html.haml
@@ -1,5 +1,4 @@
 - page_title    "Settings"
-- header_title group_title(@group, "Settings", edit_group_path(@group))
-- sidebar       "group_settings"
+- nav           "group"
 
 = render template: "layouts/group"
diff --git a/app/views/layouts/header/_default.html.haml b/app/views/layouts/header/_default.html.haml
index 3beb8ff7c0d..c33740e23fa 100644
--- a/app/views/layouts/header/_default.html.haml
+++ b/app/views/layouts/header/_default.html.haml
@@ -1,9 +1,12 @@
 %header.navbar.navbar-fixed-top.navbar-gitlab{ class: nav_header_class }
   %div{ class: fluid_layout ? "container-fluid" : "container-fluid" }
     .header-content
-      %button.navbar-toggle{type: 'button'}
+      %button.side-nav-toggle{type: 'button'}
         %span.sr-only Toggle navigation
         = icon('bars')
+      %button.navbar-toggle{type: 'button'}
+        %span.sr-only Toggle navigation
+        = icon('angle-left')
 
       .navbar-collapse.collapse
         %ul.nav.navbar-nav
@@ -15,7 +18,7 @@
           - if current_user
             - if session[:impersonator_id]
               %li.impersonation
-                = link_to stop_impersonation_admin_users_path, method: :delete, title: 'Stop Impersonation', data: { toggle: 'tooltip', placement: 'bottom', container: 'body' } do
+                = link_to admin_impersonation_path, method: :delete, title: 'Stop Impersonation', data: { toggle: 'tooltip', placement: 'bottom', container: 'body' } do
                   = icon('user-secret fw')
             - if current_user.is_admin?
               %li
@@ -23,8 +26,10 @@
                   = icon('wrench fw')
             %li
               = link_to dashboard_todos_path, title: 'Todos', data: {toggle: 'tooltip', placement: 'bottom', container: 'body'} do
-                %span.badge.todos-pending-count
-                  = todos_pending_count
+                = icon('bell fw')
+                - unless todos_pending_count == 0
+                  %span.badge.todos-pending-count
+                    = todos_pending_count
             - if current_user.can_create_project?
               %li
                 = link_to new_project_path, title: 'New project', data: {toggle: 'tooltip', placement: 'bottom', container: 'body'} do
diff --git a/app/views/layouts/nav/_admin.html.haml b/app/views/layouts/nav/_admin.html.haml
index 280a1b93729..f292730fe45 100644
--- a/app/views/layouts/nav/_admin.html.haml
+++ b/app/views/layouts/nav/_admin.html.haml
@@ -41,6 +41,11 @@
       = icon('file-text fw')
       %span
         Logs
+  = nav_link(controller: :health_check) do
+    = link_to admin_health_check_path, title: 'Health Check' do
+      = icon('medkit fw')
+      %span
+        Health Check
   = nav_link(controller: :broadcast_messages) do
     = link_to admin_broadcast_messages_path, title: 'Messages' do
       = icon('bullhorn fw')
diff --git a/app/views/layouts/nav/_dashboard.html.haml b/app/views/layouts/nav/_dashboard.html.haml
index ca49c313ff7..fad4224e945 100644
--- a/app/views/layouts/nav/_dashboard.html.haml
+++ b/app/views/layouts/nav/_dashboard.html.haml
@@ -15,12 +15,12 @@
       = icon('dashboard fw')
       %span
         Activity
-  = nav_link(controller: :groups) do
+  = nav_link(controller: [:groups, 'groups/milestones', 'groups/group_members']) do
     = link_to dashboard_groups_path, title: 'Groups' do
       = icon('group fw')
       %span
         Groups
-  = nav_link(controller: :milestones) do
+  = nav_link(controller: 'dashboard/milestones') do
     = link_to dashboard_milestones_path, title: 'Milestones' do
       = icon('clock-o fw')
       %span
diff --git a/app/views/layouts/nav/_explore.html.haml b/app/views/layouts/nav/_explore.html.haml
index f08c5edf99c..3b40006a0cc 100644
--- a/app/views/layouts/nav/_explore.html.haml
+++ b/app/views/layouts/nav/_explore.html.haml
@@ -4,7 +4,7 @@
       = icon('bookmark fw')
       %span
         Projects
-  = nav_link(controller: :groups) do
+  = nav_link(controller: [:groups, 'groups/milestones', 'groups/group_members']) do
     = link_to explore_groups_path, title: 'Groups' do
       = icon('group fw')
       %span
diff --git a/app/views/layouts/nav/_group.html.haml b/app/views/layouts/nav/_group.html.haml
index 55940741dc0..3438005863a 100644
--- a/app/views/layouts/nav/_group.html.haml
+++ b/app/views/layouts/nav/_group.html.haml
@@ -1,12 +1,6 @@
-%ul.nav.nav-sidebar
-  = nav_link do
-    = link_to root_path, title: 'Go to dashboard', class: 'back-link' do
-      = icon('caret-square-o-left fw')
-      %span
-        Go to dashboard
-
-  %li.separate-item
+= render 'layouts/nav/group_settings'
 
+%ul.nav-links
   = nav_link(path: 'groups#show', html_options: {class: 'home'}) do
     = link_to group_path(@group), title: 'Home' do
       = icon('group fw')
@@ -28,22 +22,16 @@
       %span
         Issues
         - issues = IssuesFinder.new(current_user, group_id: @group.id, state: 'opened').execute
-        %span.count= number_with_delimiter(issues.count)
+        %span.badge.count= number_with_delimiter(issues.count)
   = nav_link(path: 'groups#merge_requests') do
     = link_to merge_requests_group_path(@group), title: 'Merge Requests' do
       = icon('tasks fw')
       %span
         Merge Requests
         - merge_requests = MergeRequestsFinder.new(current_user, group_id: @group.id, state: 'opened').execute
-        %span.count= number_with_delimiter(merge_requests.count)
+        %span.badge.count= number_with_delimiter(merge_requests.count)
   = nav_link(controller: [:group_members]) do
     = link_to group_group_members_path(@group), title: 'Members' do
       = icon('users fw')
       %span
         Members
-  - if can?(current_user, :admin_group, @group)
-    = nav_link(html_options: { class: "separate-item" }) do
-      = link_to edit_group_path(@group), title: 'Settings' do
-        = icon ('cogs fw')
-        %span
-          Settings
diff --git a/app/views/layouts/nav/_group_settings.html.haml b/app/views/layouts/nav/_group_settings.html.haml
index 56a92fe9103..0b2673f1a82 100644
--- a/app/views/layouts/nav/_group_settings.html.haml
+++ b/app/views/layouts/nav/_group_settings.html.haml
@@ -1,20 +1,20 @@
-%ul.nav.nav-sidebar
-  = nav_link do
-    = link_to group_path(@group), title: 'Go to group', class: 'back-link' do
-      = icon('caret-square-o-left fw')
-      %span
-        Go to group
-
-  %li.separate-item
-
-  %ul.sidebar-subnav
-    = nav_link(path: 'groups#edit') do
-      = link_to edit_group_path(@group), title: 'Group Settings' do
-        = icon ('pencil-square-o fw')
-        %span
-          Group Settings
-    = nav_link(path: 'groups#projects') do
-      = link_to projects_group_path(@group), title: 'Projects' do
-        = icon('folder fw')
-        %span
-          Projects
+- if current_user
+  - if access = @group.users.find_by(id: current_user.id)
+    .controls
+      .dropdown.group-settings-dropdown
+        %a.dropdown-new.btn.btn-default#group-settings-button{href: '#', 'data-toggle' => 'dropdown'}
+          = icon('cog')
+          = icon('caret-down')
+        %ul.dropdown-menu.dropdown-menu-align-right
+          - if can?(current_user, :admin_group, @group)
+            = nav_link(path: 'groups#projects') do
+              = link_to projects_group_path(@group), title: 'Projects' do
+                Projects
+            %li.divider
+            %li
+              = link_to edit_group_path(@group) do
+                Edit Group
+          %li
+            = link_to leave_group_group_members_path(@group),
+              data: { confirm: leave_group_message(@group.name) }, method: :delete, title: 'Leave group' do
+              Leave Group
diff --git a/app/views/layouts/nav/_project.html.haml b/app/views/layouts/nav/_project.html.haml
index a15b7758c4b..d3d715aad3b 100644
--- a/app/views/layouts/nav/_project.html.haml
+++ b/app/views/layouts/nav/_project.html.haml
@@ -46,6 +46,13 @@
           Builds
           %span.count.builds_counter= number_with_delimiter(@project.builds.running_or_pending.count(:all))
 
+  - if project_nav_tab? :container_registry
+    = nav_link(controller: %w(container_registry)) do
+      = link_to project_container_registry_path(@project), title: 'Container Registry', class: 'shortcuts-container-registry' do
+        = icon('hdd-o fw')
+        %span
+          Container Registry
+
   - if project_nav_tab? :graphs
     = nav_link(controller: %w(graphs)) do
       = link_to namespace_project_graph_path(@project.namespace, @project, current_ref), title: 'Graphs',  class: 'shortcuts-graphs' do
@@ -124,3 +131,8 @@
     %li.hidden
       = link_to namespace_project_network_path(@project.namespace, @project, current_ref), title: 'Network', class: 'shortcuts-network' do
         Network
+
+  -# Shortcut to create a new issue
+  %li.hidden
+    = link_to new_namespace_project_issue_path(@project.namespace, @project), class: 'shortcuts-new-issue' do
+      Create a new issue
diff --git a/app/views/notify/note_merge_request_email.html.haml b/app/views/notify/note_merge_request_email.html.haml
index 65f0e4c4068..a3643a00cfe 100644
--- a/app/views/notify/note_merge_request_email.html.haml
+++ b/app/views/notify/note_merge_request_email.html.haml
@@ -1,7 +1,7 @@
-- if @note.diff_file_name
+- if @note.legacy_diff_note?
   %p.details
     New comment on diff for
-    = link_to @note.diff_file_name, @target_url
+    = link_to @note.diff_file_path, @target_url
     \:
 
 = render 'note_message'
diff --git a/app/views/notify/note_snippet_email.html.haml b/app/views/notify/note_snippet_email.html.haml
new file mode 100644
index 00000000000..2fa2f784661
--- /dev/null
+++ b/app/views/notify/note_snippet_email.html.haml
@@ -0,0 +1 @@
+= render 'note_message'
diff --git a/app/views/notify/note_snippet_email.text.erb b/app/views/notify/note_snippet_email.text.erb
new file mode 100644
index 00000000000..4d5a406f4b0
--- /dev/null
+++ b/app/views/notify/note_snippet_email.text.erb
@@ -0,0 +1,8 @@
+New comment for Snippet <%= @snippet.id %>
+
+<%= url_for(namespace_project_snippet_url(@snippet.project.namespace, @snippet.project, @snippet, anchor: "note_#{@note.id}")) %>
+
+
+Author: <%= @note.author_name %>
+
+<%= @note.note %>
diff --git a/app/views/profiles/emails/index.html.haml b/app/views/profiles/emails/index.html.haml
index 57527361eb6..6f7fefdb46d 100644
--- a/app/views/profiles/emails/index.html.haml
+++ b/app/views/profiles/emails/index.html.haml
@@ -45,4 +45,4 @@
               %span.label.label-info Public Email
             - if email.email === current_user.notification_email
               %span.label.label-info Notification Email
-          = link_to 'Remove', profile_email_path(email), data: { confirm: 'Are you sure?'}, method: :delete, class: 'btn btn-sm btn-remove pull-right'
+            = link_to 'Remove', profile_email_path(email), data: { confirm: 'Are you sure?'}, method: :delete, class: 'btn btn-sm btn-warning prepend-left-10'
diff --git a/app/views/profiles/keys/_key.html.haml b/app/views/profiles/keys/_key.html.haml
index 4dbaa662b66..3276db6692c 100644
--- a/app/views/profiles/keys/_key.html.haml
+++ b/app/views/profiles/keys/_key.html.haml
@@ -1,6 +1,6 @@
 %li.key-list-item
   .pull-left.append-right-10
-    = icon 'key', class: "key-icon hidden-xs"
+    = icon 'key', class: "settings-list-icon hidden-xs"
   .key-list-item-info
     = link_to path_to_key(key, is_admin), class: "title" do
       = key.title
diff --git a/app/views/profiles/keys/_key_table.html.haml b/app/views/profiles/keys/_key_table.html.haml
index 296cafa6e31..e78763bdcb2 100644
--- a/app/views/profiles/keys/_key_table.html.haml
+++ b/app/views/profiles/keys/_key_table.html.haml
@@ -4,7 +4,7 @@
   %ul.well-list
     = render partial: 'profiles/keys/key', collection: @keys, locals: { is_admin: is_admin }
 - else
-  %p.profile-settings-message.text-center
+  %p.settings-message.text-center
     - if is_admin
       There are no SSH keys associated with this account.
     - else
diff --git a/app/views/profiles/show.html.haml b/app/views/profiles/show.html.haml
index f59d27f7ed0..eef50d887c7 100644
--- a/app/views/profiles/show.html.haml
+++ b/app/views/profiles/show.html.haml
@@ -8,11 +8,11 @@
       %p
         - if @user.avatar?
           You can change your avatar here
-          - if Gitlab.config.gravatar.enabled
+          - if gravatar_enabled?
             or remove the current avatar to revert to #{link_to Gitlab.config.gravatar.host, "http://" + Gitlab.config.gravatar.host}
         - else
           You can upload an avatar here
-          - if Gitlab.config.gravatar.enabled
+          - if gravatar_enabled?
             or change it at #{link_to Gitlab.config.gravatar.host, "http://" + Gitlab.config.gravatar.host}
     .col-lg-9
       .clearfix.avatar-image.append-bottom-default
diff --git a/app/views/projects/_last_push.html.haml b/app/views/projects/_last_push.html.haml
index f0a3e416db7..7c2b8d01508 100644
--- a/app/views/projects/_last_push.html.haml
+++ b/app/views/projects/_last_push.html.haml
@@ -1,7 +1,7 @@
 - if event = last_push_event
   - if show_last_push_widget?(event)
 
-    .gray-content-block.top-block.clear-block.hidden-xs
+    .row-content-block.top-block.clear-block.hidden-xs
       .event-last-push
         .event-last-push-text
           %span You pushed to
diff --git a/app/views/projects/_md_preview.html.haml b/app/views/projects/_md_preview.html.haml
index 8de44a6c914..81afea2c60a 100644
--- a/app/views/projects/_md_preview.html.haml
+++ b/app/views/projects/_md_preview.html.haml
@@ -8,7 +8,7 @@
         %a.js-md-preview-button{ href: "#md-preview-holder", tabindex: -1 }
           Preview
       %li.pull-right
-        %button.zen-cotrol.zen-control-full.js-zen-enter{ type: 'button', tabindex: -1 }
+        %button.zen-control.zen-control-full.js-zen-enter{ type: 'button', tabindex: -1 }
           Go full screen
 
   .md-write-holder
diff --git a/app/views/projects/_readme.html.haml b/app/views/projects/_readme.html.haml
index a9908eaecca..369a847e7d4 100644
--- a/app/views/projects/_readme.html.haml
+++ b/app/views/projects/_readme.html.haml
@@ -7,7 +7,7 @@
       = cache(readme_cache_key) do
         = render_readme(readme)
 - else
-  .gray-content-block.second-block.center
+  .row-content-block.second-block.center
     %h3.page-title
       This project does not have a README yet
     - if can?(current_user, :push_code, @project)
diff --git a/app/views/projects/_zen.html.haml b/app/views/projects/_zen.html.haml
index e1e35013968..413477a2d3a 100644
--- a/app/views/projects/_zen.html.haml
+++ b/app/views/projects/_zen.html.haml
@@ -4,5 +4,5 @@
     = f.text_area attr, class: classes, placeholder: placeholder
   - else
     = text_area_tag attr, nil, class: classes, placeholder: placeholder
-  %a.zen-cotrol.zen-control-leave.js-zen-leave{ href: "#" }
+  %a.zen-control.zen-control-leave.js-zen-leave{ href: "#" }
     = icon('compress')
diff --git a/app/views/projects/artifacts/browse.html.haml b/app/views/projects/artifacts/browse.html.haml
index 84034c8bf16..49f95ff37db 100644
--- a/app/views/projects/artifacts/browse.html.haml
+++ b/app/views/projects/artifacts/browse.html.haml
@@ -1,7 +1,7 @@
 - page_title 'Artifacts', "#{@build.name} (##{@build.id})", 'Builds'
 = render 'projects/builds/header_title'
 
-.top-block.gray-content-block.clearfix
+.top-block.row-content-block.clearfix
   .pull-right
     = link_to download_namespace_project_build_artifacts_path(@project.namespace, @project, @build),
       class: 'btn btn-default download' do
diff --git a/app/views/projects/blob/_text.html.haml b/app/views/projects/blob/_text.html.haml
index d09cd73558c..b1769759dce 100644
--- a/app/views/projects/blob/_text.html.haml
+++ b/app/views/projects/blob/_text.html.haml
@@ -1,10 +1,19 @@
-- blob.load_all_data!(@repository)
-- if markup?(blob.name)
-  .file-content.wiki
-    = render_markup(blob.name, blob.data)
+- if blob.only_display_raw?
+  .file-content.code
+    .nothing-here-block
+      File too large, you can
+      = succeed '.' do
+        = link_to 'view the raw file', namespace_project_raw_path(@project.namespace, @project, @id), target: '_blank'
+
 - else
-  - unless blob.empty?
-    = render 'shared/file_highlight', blob: blob
+  - blob.load_all_data!(@repository)
+
+  - if markup?(blob.name)
+    .file-content.wiki
+      = render_markup(blob.name, blob.data)
   - else
-    .file-content.code
-      .nothing-here-block Empty file
+    - if blob.empty?
+      .file-content.code
+        .nothing-here-block Empty file
+    - else
+      = render 'shared/file_highlight', blob: blob
diff --git a/app/views/projects/branches/index.html.haml b/app/views/projects/branches/index.html.haml
index 88266e21230..ac7790421a4 100644
--- a/app/views/projects/branches/index.html.haml
+++ b/app/views/projects/branches/index.html.haml
@@ -1,7 +1,7 @@
 - page_title "Branches"
 = render "projects/commits/header_title"
 = render "projects/commits/head"
-.gray-content-block
+.row-content-block
   .pull-right
     - if can? current_user, :push_code, @project
       = link_to new_namespace_project_branch_path(@project.namespace, @project), class: 'btn btn-create' do
diff --git a/app/views/projects/builds/index.html.haml b/app/views/projects/builds/index.html.haml
index 0406fc21d77..98f4a9416e5 100644
--- a/app/views/projects/builds/index.html.haml
+++ b/app/views/projects/builds/index.html.haml
@@ -9,6 +9,7 @@
         %span.badge.js-totalbuilds-count
           = number_with_delimiter(@all_builds.count(:id))
 
+
     %li{class: ('active' if @scope == 'running')}
       = link_to project_builds_path(@project, scope: :running) do
         Running
@@ -34,8 +35,8 @@
         = icon('wrench')
         %span CI Lint
 
-.gray-content-block
-  #{(@scope || 'running').capitalize} builds from this project
+.row-content-block
+  #{(@scope || 'all').capitalize} builds from this project
 
 %ul.content-list
   - if @builds.blank?
@@ -52,6 +53,7 @@
             %th Ref
             %th Stage
             %th Name
+            %th Tags
             %th Duration
             %th Finished at
             - if @project.build_coverage_enabled?
diff --git a/app/views/projects/builds/show.html.haml b/app/views/projects/builds/show.html.haml
index 99d72aa7935..c7b9c36a3ab 100644
--- a/app/views/projects/builds/show.html.haml
+++ b/app/views/projects/builds/show.html.haml
@@ -1,8 +1,9 @@
 - page_title "#{@build.name} (##{@build.id})", "Builds"
 = render "header_title"
+- trace_with_state = @build.trace_with_state
 
 .build-page
-  .gray-content-block.top-block
+  .row-content-block.top-block
     Build ##{@build.id} for commit
     %strong.monospace= link_to @build.commit.short_sha, ci_status_path(@build.commit)
     from
@@ -34,7 +35,7 @@
             %i.fa.fa-warning
             This build was retried.
 
-  .gray-content-block.middle-block
+  .row-content-block.middle-block
     .build-head
       .clearfix
         = ci_status_with_icon(@build.status)
@@ -85,7 +86,9 @@
         %pre.trace#build-trace
           %code.bash
             = preserve do
-              = raw @build.trace_html
+              = raw trace_with_state[:html]
+              - if @build.active?
+                %i{:class => "fa fa-refresh fa-spin"}
 
       %div#down-build-trace
 
@@ -216,4 +219,4 @@
 
 
   :javascript
-    new CiBuild("#{namespace_project_build_url(@project.namespace, @project, @build)}", "#{@build.status}")
+    new CiBuild("#{namespace_project_build_url(@project.namespace, @project, @build)}", "#{@build.status}", "#{trace_with_state[:state]}")
diff --git a/app/views/projects/ci/builds/_build.html.haml b/app/views/projects/ci/builds/_build.html.haml
index e123eb1cc7a..8e95f040273 100644
--- a/app/views/projects/ci/builds/_build.html.haml
+++ b/app/views/projects/ci/builds/_build.html.haml
@@ -40,6 +40,7 @@
   %td
     = build.name
 
+  %td
     .label-container
       - if build.tags.any?
         - build.tags.each do |tag|
@@ -68,12 +69,12 @@
   %td
     .pull-right
       - if can?(current_user, :read_build, build) && build.artifacts?
-        = link_to download_namespace_project_build_artifacts_path(build.project.namespace, build.project, build), title: 'Download artifacts' do
+        = link_to download_namespace_project_build_artifacts_path(build.project.namespace, build.project, build), title: 'Download artifacts', class: 'btn btn-build' do
           %i.fa.fa-download
       - if can?(current_user, :update_build, build)
         - if build.active?
-          = link_to cancel_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Cancel' do
+          = link_to cancel_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Cancel', class: 'btn btn-build' do
             %i.fa.fa-remove.cred
         - elsif defined?(allow_retry) && allow_retry && build.retryable?
-          = link_to retry_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Retry' do
-            %i.fa.fa-repeat
+          = link_to retry_namespace_project_build_path(build.project.namespace, build.project, build, return_to: request.original_url), method: :post, title: 'Retry', class: 'btn btn-build' do
+            %i.fa.fa-refresh
diff --git a/app/views/projects/commit/_ci_commit.html.haml b/app/views/projects/commit/_ci_commit.html.haml
index 25714e6cb47..e849aefb188 100644
--- a/app/views/projects/commit/_ci_commit.html.haml
+++ b/app/views/projects/commit/_ci_commit.html.haml
@@ -1,4 +1,4 @@
-.gray-content-block.middle-block
+.row-content-block.build-content.middle-block
   .pull-right
     - if can?(current_user, :update_build, @project)
       - if ci_commit.builds.latest.failed.any?(&:retryable?)
@@ -16,7 +16,7 @@
     - if defined?(link_to_commit) && link_to_commit
       for commit
       = link_to ci_commit.short_sha, namespace_project_commit_path(@project.namespace, @project, ci_commit.sha), class: "monospace"
-    - if ci_commit.duration > 0
+    - if ci_commit.duration
       in
       = time_interval_in_words ci_commit.duration
 
@@ -40,6 +40,7 @@
         %th Build ID
         %th Stage
         %th Name
+        %th Tags
         %th Duration
         %th Finished at
         - if @project.build_coverage_enabled?
@@ -49,7 +50,7 @@
     = render builds, coverage: @project.build_coverage_enabled?, stage: true, ref: false, allow_retry: true
 
 - if ci_commit.retried.any?
-  .gray-content-block.second-block
+  .row-content-block.second-block
     Retried builds
 
   .table-holder
@@ -61,6 +62,7 @@
           %th Ref
           %th Stage
           %th Name
+          %th Tags
           %th Duration
           %th Finished at
           - if @project.build_coverage_enabled?
diff --git a/app/views/projects/commit/_commit_box.html.haml b/app/views/projects/commit/_commit_box.html.haml
index 3d7c18a5f58..01163e526b2 100644
--- a/app/views/projects/commit/_commit_box.html.haml
+++ b/app/views/projects/commit/_commit_box.html.haml
@@ -1,4 +1,4 @@
-.pull-right
+.pull-right.commit-action-buttons
   %div
     - if @notes_count > 0
       %span.btn.disabled.btn-grouped
@@ -22,10 +22,12 @@
   %div
 
 %p
-  %span.light Commit
-  = link_to @commit.id, namespace_project_commit_path(@project.namespace, @project, @commit), class: "monospace"
-  = clipboard_button(clipboard_text: @commit.id)
 .commit-info-row
+  - if @commit.status
+    = link_to builds_namespace_project_commit_path(@project.namespace, @project, @commit.id), class: "ci-status ci-#{@commit.status}" do
+      = ci_icon_for_status(@commit.status)
+      build:
+      = ci_label_for_status(@commit.status)
   %span.light Authored by
   %strong
     = commit_author_link(@commit, avatar: true, size: 24)
@@ -39,19 +41,15 @@
     #{time_ago_with_tooltip(@commit.committed_date)}
 
 .commit-info-row
+  %span.light Commit
+  = link_to @commit.id, namespace_project_commit_path(@project.namespace, @project, @commit), class: "monospace"
+  = clipboard_button(clipboard_text: @commit.id)
   %span.cgray= pluralize(@commit.parents.count, "parent")
   - @commit.parents.each do |parent|
     = link_to parent.short_id, namespace_project_commit_path(@project.namespace, @project, parent), class: "monospace"
 
-- if @commit.status
-  .pull-right
-    = link_to builds_namespace_project_commit_path(@project.namespace, @project, @commit.id), class: "ci-status ci-#{@commit.status}" do
-      = ci_icon_for_status(@commit.status)
-      build:
-      = ci_label_for_status(@commit.status)
-
-.commit-info-row.branches
-  %i.fa.fa-spinner.fa-spin
+  %span.commit-info.branches
+    %i.fa.fa-spinner.fa-spin
 
 .commit-box.content-block
   %h3.commit-title
@@ -61,4 +59,4 @@
       = preserve(markdown(escape_once(@commit.description), pipeline: :single_line))
 
 :javascript
-  $(".commit-info-row.branches").load("#{branches_namespace_project_commit_path(@project.namespace, @project, @commit.id)}");
+  $(".commit-info.branches").load("#{branches_namespace_project_commit_path(@project.namespace, @project, @commit.id)}");
diff --git a/app/views/projects/commit/branches.html.haml b/app/views/projects/commit/branches.html.haml
index 82aac1fbd15..2b0c9a4b4de 100644
--- a/app/views/projects/commit/branches.html.haml
+++ b/app/views/projects/commit/branches.html.haml
@@ -3,7 +3,6 @@
     - branch = commit_default_branch(@project, @branches)
     = link_to(namespace_project_tree_path(@project.namespace, @project, branch)) do
       %span.label.label-gray
-        %i.fa.fa-code-fork
         = branch
     - if @branches.any? || @tags.any?
       = link_to("#", class: "js-details-expand") do
diff --git a/app/views/projects/commits/_commits.html.haml b/app/views/projects/commits/_commits.html.haml
index 64e8da9201d..82f39e59284 100644
--- a/app/views/projects/commits/_commits.html.haml
+++ b/app/views/projects/commits/_commits.html.haml
@@ -3,7 +3,7 @@
 
 - commits, hidden = limited_commits(@commits)
 
-- commits.group_by { |c| c.committed_date.to_date }.sort.reverse.each do |day, commits|
+- commits.group_by { |c| c.committed_date.in_time_zone.to_date }.sort.reverse.each do |day, commits|
   .row.commits-row
     .col-md-2.hidden-xs.hidden-sm
       %h5.commits-row-date
diff --git a/app/views/projects/commits/_head.html.haml b/app/views/projects/commits/_head.html.haml
index 7a5b0d993db..d1bd76ab529 100644
--- a/app/views/projects/commits/_head.html.haml
+++ b/app/views/projects/commits/_head.html.haml
@@ -2,7 +2,8 @@
   = nav_link(controller: [:commit, :commits]) do
     = link_to namespace_project_commits_path(@project.namespace, @project, current_ref) do
       Commits
-      %span.badge= number_with_delimiter(@repository.commit_count)
+      %span.badge
+        = number_with_delimiter(@repository.commit_count)
 
   = nav_link(controller: %w(network)) do
     = link_to namespace_project_network_path(@project.namespace, @project, current_ref) do
diff --git a/app/views/projects/commits/show.html.haml b/app/views/projects/commits/show.html.haml
index bcdb09208aa..088eaa28013 100644
--- a/app/views/projects/commits/show.html.haml
+++ b/app/views/projects/commits/show.html.haml
@@ -6,7 +6,7 @@
 
 = render "head"
 
-.gray-content-block.second-block
+.row-content-block.second-block
   .tree-ref-holder
     = render 'shared/ref_switcher', destination: 'commits'
 
diff --git a/app/views/projects/compare/index.html.haml b/app/views/projects/compare/index.html.haml
index 02be5a2d07f..5e188dd0f3c 100644
--- a/app/views/projects/compare/index.html.haml
+++ b/app/views/projects/compare/index.html.haml
@@ -2,7 +2,7 @@
 = render "projects/commits/header_title"
 = render "projects/commits/head"
 
-.gray-content-block
+.row-content-block
   Compare branches, tags or commit ranges.
   %br
   Fill input field with commit id like
diff --git a/app/views/projects/compare/show.html.haml b/app/views/projects/compare/show.html.haml
index da731f28bb6..62525168239 100644
--- a/app/views/projects/compare/show.html.haml
+++ b/app/views/projects/compare/show.html.haml
@@ -3,7 +3,7 @@
 = render "projects/commits/head"
 
 
-.gray-content-block
+.row-content-block
   = render "form"
 
 - if @commits.present?
diff --git a/app/views/projects/container_registry/_header_title.html.haml b/app/views/projects/container_registry/_header_title.html.haml
new file mode 100644
index 00000000000..f1863c52a3e
--- /dev/null
+++ b/app/views/projects/container_registry/_header_title.html.haml
@@ -0,0 +1 @@
+- header_title project_title(@project, "Container Registry", project_container_registry_path(@project))
diff --git a/app/views/projects/container_registry/_tag.html.haml b/app/views/projects/container_registry/_tag.html.haml
new file mode 100644
index 00000000000..4e9f936539b
--- /dev/null
+++ b/app/views/projects/container_registry/_tag.html.haml
@@ -0,0 +1,21 @@
+%tr.tag
+  %td
+    = escape_once(tag.name)
+    = clipboard_button(clipboard_text: "docker pull #{tag.path}")
+  %td
+    - if layer = tag.layers.first
+      %span.has-tooltip{ title: "#{layer.revision}" }
+        = layer.short_revision
+    - else
+      \-
+  %td
+    = number_to_human_size(tag.total_size)
+    &middot;
+    = pluralize(tag.layers.size, "layer")
+  %td
+    = time_ago_in_words(tag.created_at)
+  - if can?(current_user, :update_container_image, @project)
+    %td.content
+      .controls.hidden-xs.pull-right
+        = link_to namespace_project_container_registry_path(@project.namespace, @project, tag.name), class: 'btn btn-remove has-tooltip', title: "Remove", data: { confirm: "Are you sure?" }, method: :delete do
+          = icon("trash cred")
diff --git a/app/views/projects/container_registry/index.html.haml b/app/views/projects/container_registry/index.html.haml
new file mode 100644
index 00000000000..40957993b22
--- /dev/null
+++ b/app/views/projects/container_registry/index.html.haml
@@ -0,0 +1,40 @@
+- page_title "Container Registry"
+= render "header_title"
+
+%hr
+
+%ul.content-list
+  .light.prepend-top-default
+    %p
+      A 'container image' is a snapshot of a container.
+      You can host your container images with GitLab.
+      %br
+      To start using container images hosted on GitLab you first need to login:
+      %pre
+        %code
+          docker login #{Gitlab.config.registry.host_port}
+      %br
+      Then you are free to create and upload a container image with build and push commands:
+      %pre
+        docker build -t #{escape_once(@project.container_registry_repository_url)} .
+        %br
+        docker push #{escape_once(@project.container_registry_repository_url)}
+
+  - if @tags.blank?
+    %li
+      .nothing-here-block No images in Container Registry for this project.
+
+  - else
+    .table-holder
+      %table.table.tags
+        %thead
+          %tr
+            %th Name
+            %th Image ID
+            %th Size
+            %th Created
+            - if can?(current_user, :update_container_image, @project)
+              %th
+
+        - @tags.each do |tag|
+          = render 'tag', tag: tag
\ No newline at end of file
diff --git a/app/views/projects/deploy_keys/_deploy_key.html.haml b/app/views/projects/deploy_keys/_deploy_key.html.haml
index 8d66bae8cdf..450aaeb367c 100644
--- a/app/views/projects/deploy_keys/_deploy_key.html.haml
+++ b/app/views/projects/deploy_keys/_deploy_key.html.haml
@@ -1,32 +1,27 @@
 %li
-  .pull-right
+  .pull-left.append-right-10.hidden-xs
+    = icon "key", class: "key-icon"
+  .deploy-key-content.key-list-item-info
+    %strong.title
+      = deploy_key.title
+    .description
+      = deploy_key.fingerprint
+  .deploy-key-content.prepend-left-default.deploy-key-projects
+    - deploy_key.projects.each do |project|
+      - if can?(current_user, :read_project, project)
+        = link_to namespace_project_path(project.namespace, project), class: "label deploy-project-label" do
+          = project.name_with_namespace
+  .deploy-key-content
+    %span.key-created-at
+      created #{time_ago_with_tooltip(deploy_key.created_at)}
+    .visible-xs-block.visible-sm-block
     - if @available_keys.include?(deploy_key)
-      = link_to enable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), class: 'btn btn-sm', method: :put do
-        = icon('plus')
+      = link_to enable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), class: "btn btn-sm prepend-left-10", method: :put do
         Enable
     - else
       - if deploy_key.destroyed_when_orphaned? && deploy_key.almost_orphaned?
-        = link_to 'Remove', disable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), data: { confirm: 'You are going to remove deploy key. Are you sure?'}, method: :put, class: "btn btn-remove delete-key btn-sm pull-right"
+        = link_to disable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), data: { confirm: "You are going to remove deploy key. Are you sure?" }, method: :put, class: "btn btn-warning btn-sm prepend-left-10" do
+          Remove
       - else
-        = link_to disable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), class: 'btn btn-sm', method: :put do
-          = icon('power-off')
+        = link_to disable_namespace_project_deploy_key_path(@project.namespace, @project, deploy_key), class: "btn btn-warning btn-sm prepend-left-10", method: :put do
           Disable
-
-  = icon('key')
-  %strong= deploy_key.title
-  %br
-  %code.key-fingerprint= deploy_key.fingerprint
-
-  %p.light.prepend-top-10
-    - if deploy_key.public?
-      %span.label.label-info.deploy-project-label
-        Public deploy key
-
-    - deploy_key.projects.each do |project|
-      - if can?(current_user, :read_project, project)
-        %span.label.label-gray.deploy-project-label
-          = link_to namespace_project_path(project.namespace, project) do
-            = project.name_with_namespace
-
-    %small.pull-right
-      Created #{time_ago_with_tooltip(deploy_key.created_at)}
diff --git a/app/views/projects/deploy_keys/_form.html.haml b/app/views/projects/deploy_keys/_form.html.haml
index f6565f85836..894c36a96df 100644
--- a/app/views/projects/deploy_keys/_form.html.haml
+++ b/app/views/projects/deploy_keys/_form.html.haml
@@ -1,18 +1,13 @@
-%div
-  = form_for [@project.namespace.becomes(Namespace), @project, @key], url: namespace_project_deploy_keys_path, html: { class: 'deploy-key-form form-horizontal js-requires-input' } do |f|
-    = form_errors(@key)
-
-    .form-group
-      = f.label :title, class: "control-label"
-      .col-sm-10= f.text_field :title, class: 'form-control', autofocus: true, required: true
-    .form-group
-      = f.label :key, class: "control-label"
-      .col-sm-10
-        %p.light
-          Paste a machine public key here. Read more about how to generate it
-          = link_to "here", help_page_path("ssh", "README")
-        = f.text_area :key, class: "form-control thin_area", rows: 5, required: true
-
-    .form-actions
-      = f.submit 'Create Deploy Key', class: "btn-create btn"
-      = link_to "Cancel", namespace_project_deploy_keys_path(@project.namespace, @project), class: "btn btn-cancel"
+= form_for [@project.namespace.becomes(Namespace), @project, @key], url: namespace_project_deploy_keys_path, html: { class: "js-requires-input" } do |f|
+  = form_errors(@key)
+  .form-group
+    = f.label :title, class: "label-light"
+    = f.text_field :title, class: 'form-control', autofocus: true, required: true
+  .form-group
+    = f.label :key, class: "label-light"
+    = f.text_area :key, class: "form-control", rows: 5, required: true
+  .form-group
+    %p.light.append-bottom-0
+      Paste a machine public key here. Read more about how to generate it
+      = link_to "here", help_page_path("ssh", "README")
+  = f.submit "Add key", class: "btn-create btn"
diff --git a/app/views/projects/deploy_keys/index.html.haml b/app/views/projects/deploy_keys/index.html.haml
index 8e24c778b7c..e230834e8ba 100644
--- a/app/views/projects/deploy_keys/index.html.haml
+++ b/app/views/projects/deploy_keys/index.html.haml
@@ -1,43 +1,36 @@
 - page_title "Deploy Keys"
 
-%h3.page-title
-  Deploy keys allow read-only access to the repository
-
-  = link_to new_namespace_project_deploy_key_path(@project.namespace, @project), class: "btn btn-new pull-right", title: "New Deploy Key" do
-    %i.fa.fa-plus
-    New Deploy Key
-
-%p.light
-  Deploy keys can be used for CI, staging or production servers.
-  You can create a deploy key or add an existing one
-
-%hr.clearfix
-
-.row
-  .col-md-6.enabled-keys
-    %h5
-      %strong.cgreen Enabled deploy keys
-      for this project
-    %ul.bordered-list
-      = render @enabled_keys
-      - if @enabled_keys.blank?
-        .light-well
-          .nothing-here-block Create a #{link_to 'new deploy key', new_namespace_project_deploy_key_path(@project.namespace, @project)} or add an existing one
-  .col-md-6.available-keys
-    - # If there are available public deploy keys but no available project deploy keys, only public deploy keys are shown.
-    - if @available_project_keys.any? || @available_public_keys.blank?
-      %h5
-        %strong Deploy keys
-        from projects you have access to
-      %ul.bordered-list
+.row.prepend-top-default
+  .col-lg-3.profile-settings-sidebar
+    %h4.prepend-top-0
+      = page_title
+    %p
+      Deploy keys allow read-only access to your repository. Deploy keys can be used for CI, staging or production servers. You can create a deploy key or add an existing one.
+  .col-lg-9
+    %h5.prepend-top-0
+      Create a new deploy key for this project
+    = render "form"
+  .col-lg-9.col-lg-offset-3
+    %hr
+  .col-lg-9.col-lg-offset-3.append-bottom-default.deploy-keys
+    %h5.prepend-top-0
+      Enabled deploy keys for this project (#{@enabled_keys.size})
+    - if @enabled_keys.any?
+      %ul.well-list
+        = render @enabled_keys
+    - else
+      .profile-settings-message.text-center
+        No deploy keys found. Create one with the form above or add existing one below.
+    %h5.prepend-top-default
+      Deploy keys from projects you have access to (#{@available_project_keys.size})
+    - if @available_project_keys.any?
+      %ul.well-list
         = render @available_project_keys
-        - if @available_project_keys.blank?
-          .light-well
-            .nothing-here-block Deploy keys from projects you have access to will be displayed here
-
+    - else
+      .profile-settings-message.text-center
+        No deploy keys from your projects could be found. Create one with the form above or add existing one below.
     - if @available_public_keys.any?
-      %h5
-        %strong Public deploy keys
-        available to any project
-      %ul.bordered-list
+      %h5.prepend-top-default
+        Public deploy keys available to any project (#{@available_public_keys.size})
+      %ul.well-list
         = render @available_public_keys
diff --git a/app/views/projects/diffs/_diffs.html.haml b/app/views/projects/diffs/_diffs.html.haml
index eaab99973a4..d9c4b410d32 100644
--- a/app/views/projects/diffs/_diffs.html.haml
+++ b/app/views/projects/diffs/_diffs.html.haml
@@ -1,3 +1,4 @@
+- show_whitespace_toggle = local_assigns.fetch(:show_whitespace_toggle, true)
 - if diff_view == 'parallel'
   - fluid_layout true
 
@@ -5,6 +6,11 @@
 
 .content-block.oneline-block.files-changed
   .inline-parallel-buttons
+    - if show_whitespace_toggle
+      - if current_controller?(:commit)
+        = commit_diff_whitespace_link(@project, @commit, class: 'hidden-xs')
+      - elsif current_controller?(:merge_requests)
+        = diff_merge_request_whitespace_link(@project, @merge_request, class: 'hidden-xs')
     .btn-group
       = inline_diff_btn
       = parallel_diff_btn
diff --git a/app/views/projects/diffs/_file.html.haml b/app/views/projects/diffs/_file.html.haml
index 83a8d7ae9bf..0f04fc5d33c 100644
--- a/app/views/projects/diffs/_file.html.haml
+++ b/app/views/projects/diffs/_file.html.haml
@@ -40,19 +40,19 @@
         = view_file_btn(diff_commit.id, diff_file, project)
 
   .diff-content.diff-wrap-lines
-    -# Skipp all non non-supported blobs
+    - # Skip all non non-supported blobs
     - return unless blob.respond_to?('text?')
     - if diff_file.too_large?
-      .nothing-here-block
-        This diff could not be displayed because it is too large.
-    - else
-      - if blob_text_viewable?(blob)
-        - if diff_view == 'parallel'
-          = render "projects/diffs/parallel_view", diff_file: diff_file, project: project, blob: blob, index: i
-        - else
-          = render "projects/diffs/text_file", diff_file: diff_file, index: i
-      - elsif blob.image?
-        - old_file = project.repository.prev_blob_for_diff(diff_commit, diff_file)
-        = render "projects/diffs/image", diff_file: diff_file, old_file: old_file, file: blob, index: i, diff_refs: diff_refs
+      .nothing-here-block This diff could not be displayed because it is too large.
+    - elsif blob_text_viewable?(blob) && !project.repository.diffable?(blob)
+      .nothing-here-block This diff was suppressed by a .gitattributes entry.
+    - elsif blob_text_viewable?(blob)
+      - if diff_view == 'parallel'
+        = render "projects/diffs/parallel_view", diff_file: diff_file, project: project, blob: blob, index: i
       - else
-        .nothing-here-block No preview for this file type
+        = render "projects/diffs/text_file", diff_file: diff_file, index: i
+    - elsif blob.image?
+      - old_file = project.repository.prev_blob_for_diff(diff_commit, diff_file)
+      = render "projects/diffs/image", diff_file: diff_file, old_file: old_file, file: blob, index: i, diff_refs: diff_refs
+    - else
+      .nothing-here-block No preview for this file type
diff --git a/app/views/projects/diffs/_line.html.haml b/app/views/projects/diffs/_line.html.haml
index 107097ad963..f1577e8a47b 100644
--- a/app/views/projects/diffs/_line.html.haml
+++ b/app/views/projects/diffs/_line.html.haml
@@ -15,7 +15,7 @@
         = link_text
       - else
         = link_to "", "##{line_code}", id: line_code, data: { linenumber: link_text }
-      - if @comments_allowed && can?(current_user, :create_note, @project)
+      - if !@diff_notes_disabled && can?(current_user, :create_note, @project)
         = link_to_new_diff_note(line_code)
     %td.new_line.diff-line-num{ class: type, data: { linenumber: line.new_pos } }
       - link_text = type == "old" ? "&nbsp;".html_safe : line.new_pos
diff --git a/app/views/projects/diffs/_parallel_view.html.haml b/app/views/projects/diffs/_parallel_view.html.haml
index 81948513e43..4ecc9528bd2 100644
--- a/app/views/projects/diffs/_parallel_view.html.haml
+++ b/app/views/projects/diffs/_parallel_view.html.haml
@@ -16,7 +16,7 @@
         - else
           %td.old_line.diff-line-num{id: left[:line_code], class: "#{left[:type]} #{'empty-cell' if !left[:number]}"}
             = link_to raw(left[:number]), "##{left[:line_code]}", id: left[:line_code]
-            - if @comments_allowed && can?(current_user, :create_note, @project)
+            - if !@diff_notes_disabled && can?(current_user, :create_note, @project)
               = link_to_new_diff_note(left[:line_code], 'old')
           %td.line_content{class: "parallel noteable_line #{left[:type]} #{left[:line_code]} #{'empty-cell' if left[:text].empty?}", data: { line_code: left[:line_code] }}= diff_line_content(left[:text])
 
@@ -29,14 +29,14 @@
 
           %td.new_line.diff-line-num{id: new_line_code, class: "#{new_line_class} #{'empty-cell' if !right[:number]}", data: { linenumber: right[:number] }}
             = link_to raw(right[:number]), "##{new_line_code}", id: new_line_code
-            - if @comments_allowed && can?(current_user, :create_note, @project)
-              = link_to_new_diff_note(right[:line_code], 'new')
+            - if !@diff_notes_disabled && can?(current_user, :create_note, @project)
+              = link_to_new_diff_note(new_line_code, 'new')
           %td.line_content.parallel{class: "noteable_line #{new_line_class} #{new_line_code} #{'empty-cell' if right[:text].empty?}", data: { line_code: new_line_code }}= diff_line_content(right[:text])
 
-      - if @reply_allowed
-        - comments_left, comments_right = organize_comments(left[:type], right[:type], left[:line_code], right[:line_code])
-        - if comments_left.present? || comments_right.present?
-          = render "projects/notes/diff_notes_with_reply_parallel", notes_left: comments_left, notes_right: comments_right
+      - unless @diff_notes_disabled
+        - notes_left, notes_right = organize_comments(left, right)
+        - if notes_left.present? || notes_right.present?
+          = render "projects/notes/diff_notes_with_reply_parallel", notes_left: notes_left, notes_right: notes_right
 
 - if diff_file.diff.diff.blank? && diff_file.mode_changed?
   .file-mode-changed
diff --git a/app/views/projects/diffs/_text_file.html.haml b/app/views/projects/diffs/_text_file.html.haml
index e7169d7b599..068593a7dd1 100644
--- a/app/views/projects/diffs/_text_file.html.haml
+++ b/app/views/projects/diffs/_text_file.html.haml
@@ -6,16 +6,15 @@
 %table.text-file.code.js-syntax-highlight{ class: too_big ? 'hide' : '' }
 
   - last_line = 0
-  - raw_diff_lines = diff_file.diff_lines.to_a
   - diff_file.highlighted_diff_lines.each_with_index do |line, index|
     - line_code = generate_line_code(diff_file.file_path, line)
     - last_line = line.new_pos
     = render "projects/diffs/line", {line: line, diff_file: diff_file, line_code: line_code}
 
-    - if @reply_allowed
-      - comments = @line_notes.select { |n| n.line_code == line_code && n.active? }.sort_by(&:created_at)
-      - unless comments.empty?
-        = render "projects/notes/diff_notes_with_reply", notes: comments, line: raw_diff_lines[index].text
+    - unless @diff_notes_disabled
+      - diff_notes = @grouped_diff_notes[line_code]
+      - if diff_notes
+        = render "projects/notes/diff_notes_with_reply", notes: diff_notes
 
   - if last_line > 0
     = render "projects/diffs/match_line", { line: "",
diff --git a/app/views/projects/edit.html.haml b/app/views/projects/edit.html.haml
index 76a4f41193c..f6a53fddf17 100644
--- a/app/views/projects/edit.html.haml
+++ b/app/views/projects/edit.html.haml
@@ -84,6 +84,16 @@
                     %br
                     %span.descr Share code pastes with others out of git repository
 
+            - if Gitlab.config.registry.enabled
+              .form-group
+                .col-sm-offset-2.col-sm-10
+                  .checkbox
+                    = f.label :container_registry_enabled do
+                      = f.check_box :container_registry_enabled
+                      %strong Container Registry
+                      %br
+                      %span.descr Enable Container Registry for this repository
+
           = render 'builds_settings', f: f
 
           %fieldset.features
diff --git a/app/views/projects/empty.html.haml b/app/views/projects/empty.html.haml
index 52d093871b4..1a2e59752fe 100644
--- a/app/views/projects/empty.html.haml
+++ b/app/views/projects/empty.html.haml
@@ -7,7 +7,7 @@
 
 = render "home_panel"
 
-.gray-content-block.second-block.center
+.row-content-block.second-block.center
   %h3.page-title
     The repository for this project is empty
   - if can?(current_user, :push_code, @project)
diff --git a/app/views/projects/graphs/ci.html.haml b/app/views/projects/graphs/ci.html.haml
index 6fa77cc10c6..9f05be9982b 100644
--- a/app/views/projects/graphs/ci.html.haml
+++ b/app/views/projects/graphs/ci.html.haml
@@ -1,7 +1,7 @@
 - page_title "Continuous Integration", "Graphs"
 = render "header_title"
 = render 'head'
-.gray-content-block.append-bottom-default
+.row-content-block.append-bottom-default
   .oneline
     A collection of graphs for Continuous Integration
 
diff --git a/app/views/projects/graphs/commits.html.haml b/app/views/projects/graphs/commits.html.haml
index fc465ab273b..da9f648cc9c 100644
--- a/app/views/projects/graphs/commits.html.haml
+++ b/app/views/projects/graphs/commits.html.haml
@@ -2,7 +2,7 @@
 = render "header_title"
 = render 'head'
 
-.gray-content-block.append-bottom-default
+.row-content-block.append-bottom-default
   .tree-ref-holder
     = render 'shared/ref_switcher', destination: 'graphs_commits'
   %ul.breadcrumb.repo-breadcrumb
diff --git a/app/views/projects/graphs/languages.html.haml b/app/views/projects/graphs/languages.html.haml
index a7fab5b6d72..ebecab1dbfc 100644
--- a/app/views/projects/graphs/languages.html.haml
+++ b/app/views/projects/graphs/languages.html.haml
@@ -2,7 +2,7 @@
 = render "header_title"
 = render 'head'
 
-.gray-content-block.append-bottom-default
+.row-content-block.append-bottom-default
   .oneline
     Programming languages used in this repository
 
diff --git a/app/views/projects/graphs/show.html.haml b/app/views/projects/graphs/show.html.haml
index 882e7d6b6ee..ad4a932d391 100644
--- a/app/views/projects/graphs/show.html.haml
+++ b/app/views/projects/graphs/show.html.haml
@@ -2,7 +2,7 @@
 = render "header_title"
 = render 'head'
 
-.gray-content-block.append-bottom-default
+.row-content-block.append-bottom-default
   .tree-ref-holder
     = render 'shared/ref_switcher', destination: 'graphs'
   %ul.breadcrumb.repo-breadcrumb
diff --git a/app/views/projects/group_links/index.html.haml b/app/views/projects/group_links/index.html.haml
index 13f5fc141fa..2b904544f28 100644
--- a/app/views/projects/group_links/index.html.haml
+++ b/app/views/projects/group_links/index.html.haml
@@ -1,41 +1,44 @@
 - page_title "Groups"
-%h3.page_title Share project with other groups
-%p.light
-  Projects can be stored in only one group at once. However you can share a project with other groups here.
-%hr
-- if @group_links.present?
-  .enabled-groups.panel.panel-default
-    .panel-heading
-      Already shared with
-    %ul.well-list
-      - @group_links.each do |group_link|
-        - group = group_link.group
-        %li
-          .pull-right
-            = link_to namespace_project_group_link_path(@project.namespace, @project, group_link), method: :delete, class: 'btn btn-sm' do
-              %i.icon-remove
-              disable sharing
-          = link_to group do
-            %strong
-              %i.icon-folder-open
-              = group.name
-          %br
-          .light up to #{group_link.human_access}
-
-
-.available-groups
-  %h4
-    Can be shared with
-  %div
-    = form_tag namespace_project_group_links_path(@project.namespace, @project), method: :post, class: 'form-horizontal' do
+.row.prepend-top-default
+  .col-lg-3.settings-sidebar
+    %h4.prepend-top-0
+      Share project with other groups
+    %p
+      Projects can be stored in only one group at once. However you can share a project with other groups here.
+  .col-lg-9
+    %h5.prepend-top-0
+      Set a group to share
+    = form_tag namespace_project_group_links_path(@project.namespace, @project), method: :post do
       .form-group
-        = label_tag :link_group_id, 'Group', class: 'control-label'
-        .col-sm-10
-          = groups_select_tag(:link_group_id, skip_group: @project.group.try(:path))
+        = label_tag :link_group_id, "Group", class: "label-light"
+        = groups_select_tag(:link_group_id, skip_group: @project.group.try(:path))
       .form-group
-        = label_tag :link_group_access, 'Max access level', class: 'control-label'
-        .col-sm-10
-          = select_tag :link_group_access, options_for_select(ProjectGroupLink.access_options, ProjectGroupLink.default_access), class: "form-control"
-      .form-actions
-        = submit_tag "Share", class: "btn btn-create"
-
+        = label_tag :link_group_access, "Max access level", class: "label-light"
+        .select-wrapper
+          = select_tag :link_group_access, options_for_select(ProjectGroupLink.access_options, ProjectGroupLink.default_access), class: "form-control select-control"
+          %span.caret
+      = submit_tag "Share", class: "btn btn-create"
+  .col-lg-9.col-lg-offset-3
+    %hr
+  .col-lg-9.col-lg-offset-3.append-bottom-default.enabled-groups
+    %h5.prepend-top-0
+      Groups you share with (#{@group_links.size})
+    - if @group_links.present?
+      %ul.well-list
+        - @group_links.each do |group_link|
+          - group = group_link.group
+          %li
+            .pull-left.append-right-10.hidden-xs
+              = icon("folder-open-o", class: "settings-list-icon")
+            .pull-left
+              = link_to group do
+                = group.name
+              %br
+              up to #{group_link.human_access}
+            .pull-right
+              = link_to namespace_project_group_link_path(@project.namespace, @project, group_link), method: :delete, class: "btn btn-transparent" do
+                %span.sr-only disable sharing
+                = icon("trash")
+    - else
+      .settings-message.text-center
+        There are no groups with access to your project, add one in the form above
diff --git a/app/views/projects/hooks/_project_hook.html.haml b/app/views/projects/hooks/_project_hook.html.haml
new file mode 100644
index 00000000000..62eba5888a4
--- /dev/null
+++ b/app/views/projects/hooks/_project_hook.html.haml
@@ -0,0 +1,15 @@
+%li
+  .row
+    .col-md-8.col-lg-7
+      %strong.light-header= hook.url
+      %div
+        - %w(push_events tag_push_events issues_events note_events merge_requests_events build_events).each do |trigger|
+          - if hook.send(trigger)
+            %span.label.label-gray.deploy-project-label= trigger.titleize
+    .col-md-4.col-lg-5.text-right-lg.prepend-top-5
+      %span.append-right-10.inline
+        SSL Verification: #{hook.enable_ssl_verification ? "enabled" : "disabled"}
+      = link_to "Test", test_namespace_project_hook_path(@project.namespace, @project, hook), class: "btn btn-sm"
+      = link_to namespace_project_hook_path(@project.namespace, @project, hook), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-transparent" do
+        %span.sr-only Remove
+        = icon('trash')
diff --git a/app/views/projects/hooks/index.html.haml b/app/views/projects/hooks/index.html.haml
index aae3abcad4b..36c1d69f060 100644
--- a/app/views/projects/hooks/index.html.haml
+++ b/app/views/projects/hooks/index.html.haml
@@ -1,88 +1,84 @@
 - page_title "Webhooks"
-%h3.page-title
-  Webhooks
+.row.prepend-top-default
+  .col-lg-3.profile-settings-sidebar
+    %h4.prepend-top-0
+      = page_title
+    %p
+      #{link_to "Webhooks", help_page_path("web_hooks", "web_hooks")} can be
+      used for binding events when something is happening within the project.
+  .col-lg-9.append-bottom-default
+    %h5.prepend-top-0
+      Add new webhook
+    = form_for [@project.namespace.becomes(Namespace), @project, @hook], as: :hook, url: namespace_project_hooks_path(@project.namespace, @project) do |f|
+      = form_errors(@hook)
 
-%p.light
-  #{link_to "Webhooks ", help_page_path("web_hooks", "web_hooks"), class: "vlink"} can be
-  used for binding events when something is happening within the project.
-
-%hr.clearfix
-
-= form_for [@project.namespace.becomes(Namespace), @project, @hook], as: :hook, url: namespace_project_hooks_path(@project.namespace, @project), html: { class: 'form-horizontal' } do |f|
-  = form_errors(@hook)
-
-  .form-group
-    = f.label :url, "URL", class: 'control-label'
-    .col-sm-10
-      = f.text_field :url, class: "form-control", placeholder: 'http://example.com/trigger-ci.json'
-  .form-group
-    = f.label :url, "Trigger", class: 'control-label'
-    .col-sm-10.prepend-top-10
-      %div
-        = f.check_box :push_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :push_events, class: 'list-label' do
-            %strong Push events
-          %p.light
-            This url will be triggered by a push to the repository
-      %div
-        = f.check_box :tag_push_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :tag_push_events, class: 'list-label' do
-            %strong Tag push events
-          %p.light
-            This url will be triggered when a new tag is pushed to the repository
-      %div
-        = f.check_box :note_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :note_events, class: 'list-label' do
-            %strong Comments
-          %p.light
-            This url will be triggered when someone adds a comment
-      %div
-        = f.check_box :issues_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :issues_events, class: 'list-label' do
-            %strong Issues events
-          %p.light
-            This url will be triggered when an issue is created/updated/merged
-      %div
-        = f.check_box :merge_requests_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :merge_requests_events, class: 'list-label' do
-            %strong Merge Request events
-          %p.light
-            This url will be triggered when a merge request is created/updated/merged
-      %div
-        = f.check_box :build_events, class: 'pull-left'
-        .prepend-left-20
-          = f.label :build_events, class: 'list-label' do
-            %strong Build events
-          %p.light
-            This url will be triggered when the build status changes
-  .form-group
-    = f.label :enable_ssl_verification, "SSL verification", class: 'control-label checkbox'
-    .col-sm-10
-      .checkbox
-        = f.label :enable_ssl_verification do
-          = f.check_box :enable_ssl_verification
-          %strong Enable SSL verification
-  .form-actions
-    = f.submit "Add Webhook", class: "btn btn-create"
-
--if @hooks.any?
-  .panel.panel-default
-    .panel-heading
+      .form-group
+        = f.label :url, "URL", class: "label-light"
+        = f.text_field :url, class: "form-control", placeholder: "http://example.com/trigger-ci.json"
+      .form-group
+        = f.label :token, "Secret Token", class: 'label-light'
+        = f.text_field :token, class: "form-control", placeholder: ''
+        %p.help-block
+          Use this token to validate received payloads
+      .form-group
+        = f.label :url, "Trigger", class: "label-light"
+        %div
+          = f.check_box :push_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :push_events, class: "label-light append-bottom-0" do
+              Push events
+            %p.light
+              This url will be triggered by a push to the repository
+        %div
+          = f.check_box :tag_push_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :tag_push_events, class: "label-light append-bottom-0" do
+              Tag push events
+            %p.light
+              This url will be triggered when a new tag is pushed to the repository
+        %div
+          = f.check_box :note_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :note_events, class: "label-light append-bottom-0" do
+              Comments
+            %p.light
+              This url will be triggered when someone adds a comment
+        %div
+          = f.check_box :issues_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :issues_events, class: "label-light append-bottom-0" do
+              Issues events
+            %p.light
+              This url will be triggered when an issue is created/updated/merged
+        %div
+          = f.check_box :merge_requests_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :merge_requests_events, class: "label-light append-bottom-0" do
+              Merge Request events
+            %p.light
+              This url will be triggered when a merge request is created/updated/merged
+        %div
+          = f.check_box :build_events, class: "pull-left"
+          .prepend-left-20
+            = f.label :build_events, class: "label-light append-bottom-0" do
+              Build events
+            %p.light
+              This url will be triggered when the build status changes
+      .form-group
+        = f.label :enable_ssl_verification, "SSL verification", class: "label-light"
+        %div
+          = f.check_box :enable_ssl_verification, class: "pull-left"
+          .prepend-left-20
+            = f.label :enable_ssl_verification, class: "label-light append-bottom-0" do
+              Enable SSL verification
+      = f.submit "Add Webhook", class: "btn btn-create"
+    %hr
+    %h5.prepend-top-default
       Webhooks (#{@hooks.count})
-    %ul.content-list
-      - @hooks.each do |hook|
-        %li
-          .controls
-            = link_to 'Test Hook', test_namespace_project_hook_path(@project.namespace, @project, hook), class: "btn btn-sm btn-grouped"
-            = link_to 'Remove', namespace_project_hook_path(@project.namespace, @project, hook), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-remove btn-sm btn-grouped"
-          .monospace= hook.url
-          %div
-            - %w(push_events tag_push_events issues_events note_events merge_requests_events build_events).each do |trigger|
-              - if hook.send(trigger)
-                %span.label.label-gray= trigger.titleize
-            %span.label.label-gray SSL Verification: #{hook.enable_ssl_verification ? "enabled" : "disabled"}
+    - if @hooks.any?
+      %ul.well-list
+        - @hooks.each do |hook|
+          = render "project_hook", hook: hook
+    - else
+      %p.profile-settings-message.text-center.append-bottom-0
+        No webhooks found, add one in the form above.
diff --git a/app/views/projects/imports/new.html.haml b/app/views/projects/imports/new.html.haml
index 6027fb23360..a8a8caf7280 100644
--- a/app/views/projects/imports/new.html.haml
+++ b/app/views/projects/imports/new.html.haml
@@ -10,7 +10,7 @@
     .panel-body
       %pre
         :preserve
-          #{@project.import_error.try(:strip)}
+          #{sanitize_repo_path(@project.import_error)}
 
 = form_for @project, url: namespace_project_import_path(@project.namespace, @project), method: :post, html: { class: 'form-horizontal' } do |f|
   = render "shared/import_form", f: f
diff --git a/app/views/projects/issues/_issue.html.haml b/app/views/projects/issues/_issue.html.haml
index 9ad86ed71c9..5cf70ea3bb7 100644
--- a/app/views/projects/issues/_issue.html.haml
+++ b/app/views/projects/issues/_issue.html.haml
@@ -28,16 +28,10 @@
           = downvotes
 
       - note_count = issue.notes.user.nonawards.count
-      - if note_count > 0
-        %li
-          = link_to issue_path(issue) + "#notes" do
-            = icon('comments')
-            = note_count
-      - else
-        %li
-          = link_to issue_path(issue) + "#notes", class: "issue-no-comments" do
-            = icon('comments')
-            = note_count
+      %li
+        = link_to issue_path(issue, anchor: 'notes'), class: ('issue-no-comments' if note_count.zero?) do
+          = icon('comments')
+          = note_count
 
   .issue-info
     #{issue.to_reference} &middot;
diff --git a/app/views/projects/issues/_new_branch.html.haml b/app/views/projects/issues/_new_branch.html.haml
index 6da8e4f33a9..469429ccf3c 100644
--- a/app/views/projects/issues/_new_branch.html.haml
+++ b/app/views/projects/issues/_new_branch.html.haml
@@ -1,5 +1,13 @@
-- if current_user && can?(current_user, :push_code, @project) && @issue.can_be_worked_on?(current_user)
+- if can?(current_user, :push_code, @project)
   .pull-right
-    = link_to namespace_project_branches_path(@project.namespace, @project, branch_name: @issue.to_branch_name, issue_iid: @issue.iid), method: :post, class: 'btn has-tooltip', title: @issue.to_branch_name do
-      = icon('code-fork')
-      New Branch
+    #new-branch{'data-path' => can_create_branch_namespace_project_issue_path(@project.namespace, @project, @issue)}
+      = link_to namespace_project_branches_path(@project.namespace, @project, branch_name: @issue.to_branch_name, issue_iid: @issue.iid), method: :post, class: 'btn has-tooltip', title: @issue.to_branch_name, disabled: 'disabled' do
+        .checking
+          %i.fa.fa-spinner.fa-spin
+          Checking branches
+        .available(style="display: none")
+          %i.fa.fa-code-fork
+          New branch
+        .unavailable(style="display: none")
+          %i.fa.fa-exclamation-triangle
+          New branch unavailable
diff --git a/app/views/projects/merge_requests/_merge_request.html.haml b/app/views/projects/merge_requests/_merge_request.html.haml
index e740fe8c84d..73c6a95f5ca 100644
--- a/app/views/projects/merge_requests/_merge_request.html.haml
+++ b/app/views/projects/merge_requests/_merge_request.html.haml
@@ -36,16 +36,10 @@
           = downvotes
 
       - note_count = merge_request.mr_and_commit_notes.user.nonawards.count
-      - if note_count > 0
-        %li
-          = link_to merge_request_path(merge_request) + "#notes" do
-            = icon('comments')
-            = note_count
-      - else
-        %li
-          = link_to merge_request_path(merge_request) + "#notes", class: "merge-request-no-comments" do
-            = icon('comments')
-            = note_count
+      %li
+        = link_to merge_request_path(merge_request, anchor: 'notes'), class: ('merge-request-no-comments' if note_count.zero?) do
+          = icon('comments')
+          = note_count
 
   .merge-request-info
     #{merge_request.to_reference} &middot;
diff --git a/app/views/projects/merge_requests/_new_submit.html.haml b/app/views/projects/merge_requests/_new_submit.html.haml
index 2f14a91e64f..18b3f9e1549 100644
--- a/app/views/projects/merge_requests/_new_submit.html.haml
+++ b/app/views/projects/merge_requests/_new_submit.html.haml
@@ -42,7 +42,7 @@
           %h4 This comparison includes more than #{MergeRequestDiff::COMMITS_SAFE_SIZE} commits.
           %p To preserve performance the line changes are not shown.
       - else
-        = render "projects/diffs/diffs", diffs: @diffs, project: @project, diff_refs: @merge_request.diff_refs
+        = render "projects/diffs/diffs", diffs: @diffs, project: @project, diff_refs: @merge_request.diff_refs, show_whitespace_toggle: false
     - if @ci_commit
       #builds.builds.tab-pane
         = render "projects/merge_requests/show/builds"
diff --git a/app/views/projects/merge_requests/widget/_heading.html.haml b/app/views/projects/merge_requests/widget/_heading.html.haml
index 2ec0d20a879..4d381754610 100644
--- a/app/views/projects/merge_requests/widget/_heading.html.haml
+++ b/app/views/projects/merge_requests/widget/_heading.html.haml
@@ -41,9 +41,4 @@
 
     .ci_widget.ci-error{style: "display:none"}
       = icon("times-circle")
-      Could not connect to the CI server. Please check your settings and try again.
-
-  :javascript
-    $(function() {
-      merge_request_widget.getCIStatus(false);
-    });
+      Could not connect to the CI server. Please check your settings and try again.
\ No newline at end of file
diff --git a/app/views/projects/milestones/show.html.haml b/app/views/projects/milestones/show.html.haml
index be63875ab34..6ec84660157 100644
--- a/app/views/projects/milestones/show.html.haml
+++ b/app/views/projects/milestones/show.html.haml
@@ -24,15 +24,15 @@
       - else
         = link_to 'Reopen Milestone', namespace_project_milestone_path(@project.namespace, @project, @milestone, milestone: {state_event: :activate }), method: :put, class: "btn btn-reopen btn-nr btn-grouped"
 
-      = link_to namespace_project_milestone_path(@project.namespace, @project, @milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-grouped btn-nr" do
-        = icon('trash-o')
-        Delete
-
       = link_to edit_namespace_project_milestone_path(@project.namespace, @project, @milestone), class: "btn btn-grouped btn-nr" do
         = icon('pencil-square-o')
         Edit
 
-.detail-page-description.milestone-detail.second-block
+      = link_to namespace_project_milestone_path(@project.namespace, @project, @milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-grouped btn-danger" do
+        = icon('trash-o')
+        Delete
+
+.detail-page-description.milestone-detail
   %h2.title
     = markdown escape_once(@milestone.title), pipeline: :single_line
   %div
@@ -42,9 +42,12 @@
           = preserve do
             = markdown @milestone.description
 
-- if @milestone.complete?(current_user) && @milestone.active?
+- if @milestone.total_items_count(current_user).zero?
+  .alert.alert-success.prepend-top-default
+    %span Assign some issues to this milestone.
+- elsif @milestone.complete?(current_user) && @milestone.active?
   .alert.alert-success.prepend-top-default
-    %span All issues for this milestone are closed. You may close milestone now.
+    %span All issues for this milestone are closed. You may close this milestone now.
 
 = render 'shared/milestones/summary', milestone: @milestone, project: @project
 = render 'shared/milestones/tabs', milestone: @milestone
diff --git a/app/views/projects/network/_head.html.haml b/app/views/projects/network/_head.html.haml
index 28a617538b5..c609c505def 100644
--- a/app/views/projects/network/_head.html.haml
+++ b/app/views/projects/network/_head.html.haml
@@ -1,4 +1,4 @@
-.gray-content-block.append-bottom-default
+.row-content-block.append-bottom-default
   .tree-ref-holder
     = render partial: 'shared/ref_switcher', locals: {destination: 'graph'}
 
diff --git a/app/views/projects/notes/_commit_discussion.html.haml b/app/views/projects/notes/_commit_discussion.html.haml
deleted file mode 100644
index e69de29bb2d..00000000000
--- a/app/views/projects/notes/_commit_discussion.html.haml
+++ /dev/null
diff --git a/app/views/projects/notes/_diff_notes_with_reply.html.haml b/app/views/projects/notes/_diff_notes_with_reply.html.haml
index 39be072855a..8144c1ba49e 100644
--- a/app/views/projects/notes/_diff_notes_with_reply.html.haml
+++ b/app/views/projects/notes/_diff_notes_with_reply.html.haml
@@ -1,10 +1,8 @@
-- note = notes.first # example note
--# Check if line want not changed since comment was left
-- if !defined?(line) || line == note.diff_line
-  %tr.notes_holder
-    %td.notes_line{ colspan: 2 }
-    %td.notes_content
-      %ul.notes{ data: { discussion_id: note.discussion_id } }
-        = render notes
-      .discussion-reply-holder
-        = link_to_reply_diff(note)
+- note = notes.first
+%tr.notes_holder
+  %td.notes_line{ colspan: 2 }
+  %td.notes_content
+    %ul.notes{ data: { discussion_id: note.discussion_id } }
+      = render partial: "projects/notes/note", collection: notes, as: :note
+    .discussion-reply-holder
+      = link_to_reply_discussion(note)
diff --git a/app/views/projects/notes/_diff_notes_with_reply_parallel.html.haml b/app/views/projects/notes/_diff_notes_with_reply_parallel.html.haml
index f8aa5e2fa7d..45986b0d1e8 100644
--- a/app/views/projects/notes/_diff_notes_with_reply_parallel.html.haml
+++ b/app/views/projects/notes/_diff_notes_with_reply_parallel.html.haml
@@ -1,27 +1,27 @@
-- note1 = notes_left.present? ? notes_left.first : nil
-- note2 = notes_right.present? ? notes_right.first : nil
+- note_left = notes_left.present? ? notes_left.first : nil
+- note_right = notes_right.present? ? notes_right.first : nil
 
 %tr.notes_holder
-  - if note1
+  - if note_left
     %td.notes_line.old
     %td.notes_content.parallel.old
-      %ul.notes{ data: { discussion_id: note1.discussion_id } }
-        = render notes_left
+      %ul.notes{ data: { discussion_id: note_left.discussion_id } }
+        = render partial: "projects/notes/note", collection: notes_left, as: :note
 
       .discussion-reply-holder
-        = link_to_reply_diff(note1, 'old')
+        = link_to_reply_discussion(note_left, 'old')
   - else
     %td.notes_line.old= ""
     %td.notes_content.parallel.old= ""
 
-  - if note2
+  - if note_right
     %td.notes_line.new
     %td.notes_content.parallel.new
-      %ul.notes{ data: { discussion_id: note2.discussion_id } }
-        = render notes_right
+      %ul.notes{ data: { discussion_id: note_right.discussion_id } }
+        = render partial: "projects/notes/note", collection: notes_right, as: :note
 
       .discussion-reply-holder
-        = link_to_reply_diff(note2, 'new')
+        = link_to_reply_discussion(note_right, 'new')
   - else
     %td.notes_line.new= ""
     %td.notes_content.parallel.new= ""
diff --git a/app/views/projects/notes/_discussion.html.haml b/app/views/projects/notes/_discussion.html.haml
index 572b00a38c7..7869d6413d8 100644
--- a/app/views/projects/notes/_discussion.html.haml
+++ b/app/views/projects/notes/_discussion.html.haml
@@ -1,13 +1,46 @@
 - note = discussion_notes.first
+- expanded = !note.diff_note? || note.active?
 %li.note.note-discussion.timeline-entry
   .timeline-entry-inner
     .timeline-icon
       = link_to user_path(note.author) do
-        = image_tag avatar_icon(note.author_email), class: "avatar s40"
+        = image_tag avatar_icon(note.author), class: "avatar s40"
     .timeline-content
-      - if note.for_merge_request?
-        - (active_notes, outdated_notes) = discussion_notes.partition(&:active?)
-        = render "projects/notes/discussions/active", discussion_notes: active_notes if active_notes.length > 0
-        = render "projects/notes/discussions/outdated", discussion_notes: outdated_notes if outdated_notes.length > 0
-      - else
-        = render "projects/notes/discussions/commit", discussion_notes: discussion_notes
+      .discussion.js-toggle-container{ class: note.discussion_id }
+        .discussion-header
+          = link_to_member(@project, note.author, avatar: false)
+
+          .inline.discussion-headline-light
+            = note.author.to_reference
+            started a discussion on
+
+            - if note.for_commit?
+              - commit = note.noteable
+              - if commit
+                commit
+                = link_to commit.short_id, namespace_project_commit_path(note.project.namespace, note.project, note.noteable, anchor: note.line_code), class: 'monospace'
+              - else
+                a deleted commit
+            - else
+              - if note.active?
+                = link_to diffs_namespace_project_merge_request_path(note.project.namespace, note.project, note.noteable, anchor: note.line_code) do
+                  the diff
+              - else
+                an outdated diff
+
+            = time_ago_with_tooltip(note.created_at, placement: "bottom", html_class: "note-created-ago")
+
+          .discussion-actions
+            = link_to "#", class: "note-action-button discussion-toggle-button js-toggle-button" do
+              - if expanded
+                = icon("chevron-up")
+              - else
+                = icon("chevron-down")
+
+              Toggle discussion
+
+        .discussion-body.js-toggle-content{ class: ("hide" unless expanded) }
+          - if note.diff_note?
+            = render "projects/notes/discussions/diff_with_notes", discussion_notes: discussion_notes
+          - else
+            = render "projects/notes/discussions/notes", discussion_notes: discussion_notes
diff --git a/app/views/projects/notes/_form.html.haml b/app/views/projects/notes/_form.html.haml
index d0ac380f216..67ed38a7b22 100644
--- a/app/views/projects/notes/_form.html.haml
+++ b/app/views/projects/notes/_form.html.haml
@@ -6,6 +6,7 @@
   = f.hidden_field :line_code
   = f.hidden_field :noteable_id
   = f.hidden_field :noteable_type
+  = f.hidden_field :type
 
   = render layout: 'projects/md_preview', locals: { preview_class: "md-preview", referenced_users: true } do
     = render 'projects/zen', f: f, attr: :note, classes: 'note-textarea js-note-text', placeholder: "Write a comment or drag your files here..."
diff --git a/app/views/projects/notes/_note.html.haml b/app/views/projects/notes/_note.html.haml
index aeb7c1d5ee4..9fbc9a45549 100644
--- a/app/views/projects/notes/_note.html.haml
+++ b/app/views/projects/notes/_note.html.haml
@@ -1,5 +1,8 @@
+- return unless note.author
+- return if note.cross_reference_not_visible_for?(current_user)
+
 - note_editable = note_editable?(note)
-%li.timeline-entry{ id: dom_id(note), class: [dom_class(note), "note-row-#{note.id}", ('system-note' if note.system)], data: {author_id: note.author.id, editable: note_editable} }
+%li.timeline-entry{ id: dom_id(note), class: ["note", "note-row-#{note.id}", ('system-note' if note.system)], data: {author_id: note.author.id, editable: note_editable} }
   .timeline-entry-inner
     .timeline-icon
       %a{href: user_path(note.author)}
@@ -8,8 +11,8 @@
       .note-header
         = link_to_member(note.project, note.author, avatar: false)
         .inline.note-headline-light
-          = "#{note.author.to_reference}"
-          - if !note.system
+          = note.author.to_reference
+          - unless note.system
             commented
           %a{ href: "##{dom_id(note)}" }
             = time_ago_with_tooltip(note.created_at, placement: 'bottom', html_class: 'note-created-ago')
diff --git a/app/views/projects/notes/_notes.html.haml b/app/views/projects/notes/_notes.html.haml
index 62db86fb181..ebf7e8a9cb3 100644
--- a/app/views/projects/notes/_notes.html.haml
+++ b/app/views/projects/notes/_notes.html.haml
@@ -2,14 +2,9 @@
   - @discussions.each do |discussion_notes|
     - note = discussion_notes.first
     - if note_for_main_target?(note)
-      - next if note.cross_reference_not_visible_for?(current_user)
-
-      = render discussion_notes
+      = render partial: "projects/notes/note", object: note, as: :note
     - else
       = render 'projects/notes/discussion', discussion_notes: discussion_notes
 - else
   - @notes.each do |note|
-    - next unless note.author
-    - next if note.cross_reference_not_visible_for?(current_user)
-
-    = render note
+    = render partial: "projects/notes/note", object: note, as: :note
diff --git a/app/views/projects/notes/discussions/_active.html.haml b/app/views/projects/notes/discussions/_active.html.haml
deleted file mode 100644
index 0ea8862a684..00000000000
--- a/app/views/projects/notes/discussions/_active.html.haml
+++ /dev/null
@@ -1,16 +0,0 @@
-- note = discussion_notes.first
-.discussion.js-toggle-container{ class: note.discussion_id }
-  .discussion-header
-    = link_to_member(@project, note.author, avatar: false)
-    .inline.discussion-headline-light
-      = "#{note.author.to_reference} started a discussion"
-      = link_to diffs_namespace_project_merge_request_path(note.project.namespace, note.project, note.noteable, anchor: note.line_code) do
-        on the diff
-      = time_ago_with_tooltip(note.created_at, placement: "bottom", html_class: "discussion_updated_ago")
-    .discussion-actions
-      = link_to "#", class: "discussion-action-button discussion-toggle-button js-toggle-button" do
-        %i.fa.fa-chevron-up
-        Show/hide discussion
-
-  .discussion-body.js-toggle-content
-    = render "projects/notes/discussions/diff", discussion_notes: discussion_notes, note: note
diff --git a/app/views/projects/notes/discussions/_commit.html.haml b/app/views/projects/notes/discussions/_commit.html.haml
deleted file mode 100644
index 2a2ead58eeb..00000000000
--- a/app/views/projects/notes/discussions/_commit.html.haml
+++ /dev/null
@@ -1,25 +0,0 @@
-- note = discussion_notes.first
-- commit = note.noteable
-- commit_description = commit ? 'commit' : 'a deleted commit'
-.discussion.js-toggle-container{ class: note.discussion_id }
-  .discussion-header
-    = link_to_member(@project, note.author, avatar: false)
-    .inline.discussion-headline-light
-      = "#{note.author.to_reference} started a discussion on #{commit_description}"
-      - if commit
-        = link_to(commit.short_id, namespace_project_commit_path(note.project.namespace, note.project, note.noteable), class: 'monospace')
-      = time_ago_with_tooltip(note.created_at, placement: "bottom", html_class: "discussion_updated_ago")
-    .discussion-actions
-      = link_to "#", class: "note-action-button discussion-toggle-button js-toggle-button" do
-        %i.fa.fa-chevron-up
-        Show/hide discussion
-  .discussion-body.js-toggle-content
-    - if note.for_diff_line?
-      = render "projects/notes/discussions/diff", discussion_notes: discussion_notes, note: note
-    - else
-      .panel.panel-default
-        .notes{ data: { discussion_id: discussion_notes.first.discussion_id } }
-          %ul.notes.timeline
-            = render discussion_notes
-        .discussion-reply-holder
-          = link_to_reply_diff(discussion_notes.first)
diff --git a/app/views/projects/notes/discussions/_diff.html.haml b/app/views/projects/notes/discussions/_diff.html.haml
deleted file mode 100644
index d46aab000c3..00000000000
--- a/app/views/projects/notes/discussions/_diff.html.haml
+++ /dev/null
@@ -1,28 +0,0 @@
-- diff = note.diff
-- if diff
-  .diff-file
-    .diff-header
-      %span
-        - if diff.deleted_file
-          = diff.old_path
-        - else
-          = diff.new_path
-          - if diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode
-            %span.file-mode= "#{diff.a_mode} → #{diff.b_mode}"
-    .diff-content.code.js-syntax-highlight
-      %table
-        - note.truncated_diff_lines.each do |line|
-          - type = line.type
-          - line_code = generate_line_code(note.file_path, line)
-          %tr.line_holder{ id: line_code, class: "#{type}" }
-            - if type == "match"
-              %td.old_line.diff-line-num= "..."
-              %td.new_line.diff-line-num= "..."
-              %td.line_content.match= line.text
-            - else
-              %td.old_line.diff-line-num{ data: { linenumber: type == "new" ? "&nbsp;".html_safe : line.old_pos } }
-              %td.new_line.diff-line-num{ data: { linenumber: type == "old" ? "&nbsp;".html_safe : line.new_pos } }
-              %td.line_content{ class: ['noteable_line', type, line_code], line_code: line_code }= diff_line_content(line.text, type)
-
-              - if line_code == note.line_code
-                = render "projects/notes/diff_notes_with_reply", notes: discussion_notes
diff --git a/app/views/projects/notes/discussions/_diff_with_notes.html.haml b/app/views/projects/notes/discussions/_diff_with_notes.html.haml
new file mode 100644
index 00000000000..6401245bf73
--- /dev/null
+++ b/app/views/projects/notes/discussions/_diff_with_notes.html.haml
@@ -0,0 +1,30 @@
+- note = discussion_notes.first
+- diff = note.diff
+- return unless diff
+
+.diff-file
+  .diff-header
+    %span
+      - if diff.deleted_file
+        = diff.old_path
+      - else
+        = diff.new_path
+        - if diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode
+          %span.file-mode= "#{diff.a_mode} → #{diff.b_mode}"
+  .diff-content.code.js-syntax-highlight
+    %table
+      - note.truncated_diff_lines.each do |line|
+        - type = line.type
+        - line_code = generate_line_code(note.diff_file_path, line)
+        %tr.line_holder{ id: line_code, class: "#{type}" }
+          - if type == "match"
+            %td.old_line.diff-line-num= "..."
+            %td.new_line.diff-line-num= "..."
+            %td.line_content.match= line.text
+          - else
+            %td.old_line.diff-line-num{ data: { linenumber: type == "new" ? "&nbsp;".html_safe : line.old_pos } }
+            %td.new_line.diff-line-num{ data: { linenumber: type == "old" ? "&nbsp;".html_safe : line.new_pos } }
+            %td.line_content{ class: ['noteable_line', type, line_code], line_code: line_code }= diff_line_content(line.text, type)
+
+            - if line_code == note.line_code
+              = render "projects/notes/diff_notes_with_reply", notes: discussion_notes
diff --git a/app/views/projects/notes/discussions/_notes.html.haml b/app/views/projects/notes/discussions/_notes.html.haml
new file mode 100644
index 00000000000..e598e3c7c63
--- /dev/null
+++ b/app/views/projects/notes/discussions/_notes.html.haml
@@ -0,0 +1,7 @@
+- note = discussion_notes.first
+.panel.panel-default
+  .notes{ data: { discussion_id: note.discussion_id } }
+    %ul.notes.timeline
+      = render partial: "projects/notes/note", collection: discussion_notes, as: :note
+  .discussion-reply-holder
+    = link_to_reply_discussion(note)
diff --git a/app/views/projects/notes/discussions/_outdated.html.haml b/app/views/projects/notes/discussions/_outdated.html.haml
deleted file mode 100644
index 45141bcd1df..00000000000
--- a/app/views/projects/notes/discussions/_outdated.html.haml
+++ /dev/null
@@ -1,14 +0,0 @@
-- note = discussion_notes.first
-.discussion.js-toggle-container{ class: note.discussion_id }
-  .discussion-header
-    = link_to_member(@project, note.author, avatar: false)
-    .inline.discussion-headline-light
-      = "#{note.author.to_reference} started a discussion"
-      on the outdated diff
-      = time_ago_with_tooltip(note.created_at, placement: "bottom", html_class: "discussion_updated_ago")
-    .discussion-actions
-      = link_to "#", class: "note-action-button discussion-toggle-button js-toggle-button" do
-        %i.fa.fa-chevron-down
-        Show/hide discussion
-  .discussion-body.js-toggle-content.hide
-    = render "projects/notes/discussions/diff", discussion_notes: discussion_notes, note: note
diff --git a/app/views/projects/protected_branches/_branches_list.html.haml b/app/views/projects/protected_branches/_branches_list.html.haml
index f68449b1863..b9e9dd8aaea 100644
--- a/app/views/projects/protected_branches/_branches_list.html.haml
+++ b/app/views/projects/protected_branches/_branches_list.html.haml
@@ -1,35 +1,41 @@
-- unless @branches.empty?
-  %br
-  %h4 Already Protected:
-  .table-holder
+%h5.prepend-top-0
+  Already Protected (#{@branches.size})
+- if @branches.empty?
+  %p.profile-settings-message.text-center
+    No branches are protected, protect a branch with the form above.
+- else
+  - can_admin_project = can?(current_user, :admin_project, @project)
+  .table-responsive
     %table.table.protected-branches-list
+      %colgroup
+        %col{ width: "30%" }
+        %col{ width: "30%" }
+        %col{ width: "25%" }
+        - if can_admin_project
+          %col
       %thead
-        %tr.no-border
+        %tr
           %th Branch
-          %th Developers can push
           %th Last commit
-          %th
-
+          %th Developers can push
+          - if can_admin_project
+            %th
       %tbody
         - @branches.each do |branch|
           - @url = namespace_project_protected_branch_path(@project.namespace, @project, branch)
           %tr
             %td
-              = link_to namespace_project_commits_path(@project.namespace, @project, branch.name) do
-                %strong= branch.name
-                - if @project.root_ref?(branch.name)
-                  %span.label.label-info default
-              %td
-                = check_box_tag "developers_can_push", branch.id, branch.developers_can_push, "data-url" => @url
-              %td
-                - if commit = branch.commit
-                  = link_to namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit_short_id' do
-                    = commit.short_id
-                  &middot;
-                  #{time_ago_with_tooltip(commit.committed_date)}
-                - else
-                  (branch was removed from repository)
+              = link_to(branch.name, namespace_project_commits_path(@project.namespace, @project, branch.name))
+              - if @project.root_ref?(branch.name)
+                %span.label.label-info.prepend-left-5 default
+            %td
+              - if commit = branch.commit
+                = link_to(commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit_short_id')
+                #{time_ago_with_tooltip(commit.committed_date)}
+              - else
+                (branch was removed from repository)
+            %td
+              = check_box_tag("developers_can_push", branch.id, branch.developers_can_push, data: { url: @url })
+            - if can_admin_project
               %td
-                .pull-right
-                  - if can? current_user, :admin_project, @project
-                    = link_to 'Unprotect', [@project.namespace.becomes(Namespace), @project, branch], data: { confirm: 'Branch will be writable for developers. Are you sure?' }, method: :delete, class: "btn btn-remove btn-sm"
+                = link_to 'Unprotect', [@project.namespace.becomes(Namespace), @project, branch], data: { confirm: 'Branch will be writable for developers. Are you sure?' }, method: :delete, class: "btn btn-warning btn-sm"
diff --git a/app/views/projects/protected_branches/index.html.haml b/app/views/projects/protected_branches/index.html.haml
index 653b02da4db..c7d317dbaee 100644
--- a/app/views/projects/protected_branches/index.html.haml
+++ b/app/views/projects/protected_branches/index.html.haml
@@ -1,31 +1,33 @@
 - page_title "Protected branches"
-%h3.page-title Protected branches
-%p.light Keep stable branches secure and force developers to use Merge Requests
-%hr
 
-.well
-  %p Protected branches are designed to
-  %ul
-    %li prevent pushes from everybody except #{link_to "masters", help_page_path("permissions", "permissions"), class: "vlink"}
-    %li prevent anyone from force pushing to the branch
-    %li prevent anyone from deleting the branch
-  %p Read more about #{link_to "project permissions", help_page_path("permissions", "permissions"), class: "underlined-link"}
+.row.prepend-top-default.append-bottom-default
+  .col-lg-3
+    %h4.prepend-top-0
+      = page_title
+    %p Keep stable branches secure and force developers to use Merge Requests
+  .col-lg-9
+    %h5.prepend-top-0
+      Protect a branch
+    .account-well.append-bottom-default
+      %p.light-header.append-bottom-0 Protected branches are designed to
+      %ul
+        %li prevent pushes from everybody except #{link_to "masters", help_page_path("permissions", "permissions"), class: "vlink"}
+        %li prevent anyone from force pushing to the branch
+        %li prevent anyone from deleting the branch
+      %p.append-bottom-0 Read more about #{link_to "project permissions", help_page_path("permissions", "permissions"), class: "underlined-link"}
+    - if can? current_user, :admin_project, @project
+      = form_for [@project.namespace.becomes(Namespace), @project, @protected_branch] do |f|
+        = form_errors(@protected_branch)
 
-- if can? current_user, :admin_project, @project
-  = form_for [@project.namespace.becomes(Namespace), @project, @protected_branch], html: { class: 'form-horizontal' } do |f|
-    = form_errors(@protected_branch)
-
-    .form-group
-      = f.label :name, "Branch", class: 'control-label'
-      .col-sm-10
-        = f.select(:name, @project.open_branches.map { |br| [br.name, br.name] } , {include_blank: true}, {class: "select2", data: {placeholder: "Select branch"}})
-    .form-group
-      .col-sm-offset-2.col-sm-10
-        .checkbox
-          = f.label :developers_can_push do
-            = f.check_box :developers_can_push
-            %strong Developers can push
-          .help-block Allow developers to push to this branch
-    .form-actions
-      = f.submit 'Protect', class: "btn-create btn"
-= render 'branches_list'
+        .form-group
+          = f.label :name, "Branch", class: "label-light"
+          = f.select(:name, @project.open_branches.map { |br| [br.name, br.name] } , {include_blank: true}, {class: "select2", data: {placeholder: "Select branch"}})
+        .form-group
+          = f.check_box :developers_can_push, class: "pull-left"
+          .prepend-left-20
+            = f.label :developers_can_push, "Developers can push", class: "label-light append-bottom-0"
+            %p.light.append-bottom-0
+              Allow developers to push to this branch
+        = f.submit "Protect", class: "btn-create btn"
+    %hr
+    = render "branches_list"
diff --git a/app/views/projects/releases/edit.html.haml b/app/views/projects/releases/edit.html.haml
index 6f0b32aa165..0d59cec322c 100644
--- a/app/views/projects/releases/edit.html.haml
+++ b/app/views/projects/releases/edit.html.haml
@@ -2,7 +2,7 @@
 = render "projects/commits/header_title"
 = render "projects/commits/head"
 
-.gray-content-block
+.row-content-block
   .oneline
     .title
       Release notes for tag
diff --git a/app/views/projects/runners/_form.html.haml b/app/views/projects/runners/_form.html.haml
new file mode 100644
index 00000000000..2d6c964ae94
--- /dev/null
+++ b/app/views/projects/runners/_form.html.haml
@@ -0,0 +1,25 @@
+= form_for runner, url: runner_form_url, html: { class: 'form-horizontal' } do |f|
+  .form-group
+    = label :active, "Active", class: 'control-label'
+    .col-sm-10
+      .checkbox
+        = f.check_box :active
+        %span.light Paused runners don't accept new builds
+  .form-group
+    = label_tag :token, class: 'control-label' do
+      Token
+    .col-sm-10
+      = f.text_field :token, class: 'form-control', readonly: true
+  .form-group
+    = label_tag :description, class: 'control-label' do
+      Description
+    .col-sm-10
+      = f.text_field :description, class: 'form-control'
+  .form-group
+    = label_tag :tag_list, class: 'control-label' do
+      Tags
+    .col-sm-10
+      = f.text_field :tag_list, value: runner.tag_list.to_s, class: 'form-control'
+      .help-block You can setup jobs to only use runners with specific tags
+  .form-actions
+    = f.submit 'Save changes', class: 'btn btn-save'
diff --git a/app/views/projects/runners/edit.html.haml b/app/views/projects/runners/edit.html.haml
index eba03028af8..771947d7908 100644
--- a/app/views/projects/runners/edit.html.haml
+++ b/app/views/projects/runners/edit.html.haml
@@ -2,28 +2,4 @@
 
 %h4 Runner ##{@runner.id}
 %hr
-= form_for @runner, url: runner_path(@runner), html: { class: 'form-horizontal' } do |f|
-  .form-group
-    = label :active, "Active", class: 'control-label'
-    .col-sm-10
-      .checkbox
-        = f.check_box :active
-        %span.light Paused runners don't accept new builds
-  .form-group
-    = label_tag :token, class: 'control-label' do
-      Token
-    .col-sm-10
-      = f.text_field :token, class: 'form-control', readonly: true
-  .form-group
-    = label_tag :description, class: 'control-label' do
-      Description
-    .col-sm-10
-      = f.text_field :description, class: 'form-control'
-  .form-group
-    = label_tag :tag_list, class: 'control-label' do
-      Tags
-    .col-sm-10
-      = f.text_field :tag_list, value: @runner.tag_list.to_s, class: 'form-control'
-      .help-block You can setup jobs to only use runners with specific tags
-  .form-actions
-    = f.submit 'Save changes', class: 'btn btn-save'
+ = render 'form', runner: @runner, runner_form_url: runner_path(@runner)
diff --git a/app/views/projects/show.html.haml b/app/views/projects/show.html.haml
index d854ac21725..74feb9e3282 100644
--- a/app/views/projects/show.html.haml
+++ b/app/views/projects/show.html.haml
@@ -12,7 +12,7 @@
 = render 'projects/last_push'
 = render "home_panel"
 
-.project-stats.gray-content-block.second-block
+.project-stats.row-content-block.second-block
   %ul.nav
     %li
       = link_to namespace_project_commits_path(@project.namespace, @project, current_ref) do
diff --git a/app/views/projects/snippets/index.html.haml b/app/views/projects/snippets/index.html.haml
index 4af963e14da..103ff447464 100644
--- a/app/views/projects/snippets/index.html.haml
+++ b/app/views/projects/snippets/index.html.haml
@@ -1,7 +1,7 @@
 - page_title "Snippets"
 = render "header_title"
 
-.gray-content-block.top-block
+.row-content-block.top-block
   .pull-right
     = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: "btn btn-new", title: "New Snippet" do
       = icon('plus')
diff --git a/app/views/projects/tags/index.html.haml b/app/views/projects/tags/index.html.haml
index 760347de0a9..dc6ece30dd2 100644
--- a/app/views/projects/tags/index.html.haml
+++ b/app/views/projects/tags/index.html.haml
@@ -2,7 +2,7 @@
 = render "projects/commits/header_title"
 = render "projects/commits/head"
 
-.gray-content-block
+.row-content-block
   - if can? current_user, :push_code, @project
     .pull-right
       = link_to new_namespace_project_tag_path(@project.namespace, @project), class: 'btn btn-create new-tag-btn' do
diff --git a/app/views/projects/tags/new.html.haml b/app/views/projects/tags/new.html.haml
index b40a6e5cb2d..f9306453297 100644
--- a/app/views/projects/tags/new.html.haml
+++ b/app/views/projects/tags/new.html.haml
@@ -23,7 +23,7 @@
   .form-group
     = label_tag :message, nil, class: 'control-label'
     .col-sm-10
-      = text_field_tag :message, nil, required: false, tabindex: 3, class: 'form-control'
+      = text_area_tag :message, nil, required: false, tabindex: 3, class: 'form-control', rows: 5
       .help-block Optionally, enter a message to create an annotated tag.
   %hr
   .form-group
diff --git a/app/views/projects/tags/show.html.haml b/app/views/projects/tags/show.html.haml
index 1dc9b799a95..9f1424aecc7 100644
--- a/app/views/projects/tags/show.html.haml
+++ b/app/views/projects/tags/show.html.haml
@@ -2,7 +2,7 @@
 = render "projects/commits/header_title"
 = render "projects/commits/head"
 
-.gray-content-block
+.row-content-block
   .pull-right
     - if can?(current_user, :push_code, @project)
       = link_to edit_namespace_project_tag_release_path(@project.namespace, @project, @tag.name), class: 'btn-grouped btn has-tooltip', title: 'Edit release notes' do
@@ -19,15 +19,13 @@
           %i.fa.fa-trash-o
   .title
     %span.item-title= @tag.name
-    - if @tag.message.present?
-      %span.light
-        &nbsp;
-        = strip_gpg_signature(@tag.message)
   - if @commit
     = render 'projects/branches/commit', commit: @commit, project: @project
   - else
     Cant find HEAD commit for this tag
-
+  - if @tag.message.present?
+    %pre.body
+      = strip_gpg_signature(@tag.message)
 
 .append-bottom-default.prepend-top-default
   - if @release.description.present?
diff --git a/app/views/projects/triggers/_trigger.html.haml b/app/views/projects/triggers/_trigger.html.haml
index 48b3b5c9920..112b51712ef 100644
--- a/app/views/projects/triggers/_trigger.html.haml
+++ b/app/views/projects/triggers/_trigger.html.haml
@@ -1,7 +1,6 @@
 %tr
   %td
-    .clearfix
-      %span.monospace= trigger.token
+    %span.monospace= trigger.token
 
   %td
     - if trigger.last_trigger_request
@@ -9,6 +8,5 @@
     - else
       Never
 
-  %td
-    .pull-right
-      = link_to 'Revoke', namespace_project_trigger_path(@project.namespace, @project, trigger), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-danger btn-sm btn-grouped"
+  %td.text-right
+    = link_to 'Revoke', namespace_project_trigger_path(@project.namespace, @project, trigger), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-warning btn-sm"
diff --git a/app/views/projects/triggers/index.html.haml b/app/views/projects/triggers/index.html.haml
index bd346c4b8e6..f91885b216d 100644
--- a/app/views/projects/triggers/index.html.haml
+++ b/app/views/projects/triggers/index.html.haml
@@ -1,71 +1,70 @@
 - page_title "Triggers"
-%h3.page-title
-  Triggers
 
-%p.light
-  Triggers can be used to force a rebuild of a specific branch or tag with an API call.
+.row.prepend-top-default.append-bottom-default
+  .col-lg-3
+    %h4.prepend-top-0
+      = page_title
+    %p
+      Triggers can be used to force a rebuild of a specific branch or tag with an API call.
+  .col-lg-9
+    %h5.prepend-top-0
+      Your triggers
+    - if @triggers.any?
+      .table-responsive
+        %table.table
+          %thead
+            %th Token
+            %th Last used
+            %th
+          = render partial: 'trigger', collection: @triggers, as: :trigger
+    - else
+      %p.profile-settings-message.text-center.append-bottom-default
+        There are no triggers to use, add one by the button below.
 
-%hr.clearfix
+    = form_for @trigger, url: url_for(controller: 'projects/triggers', action: 'create') do |f|
+      = f.submit "Add Trigger", class: 'btn btn-success'
 
--if @triggers.any?
-  .table-holder
-    %table.table
-      %thead
-        %th Token
-        %th Last used
-        %th
-      = render partial: 'trigger', collection: @triggers, as: :trigger
-- else
-  %h4 No triggers
+    %h5.prepend-top-default
+      Use CURL
 
-= form_for @trigger, url: url_for(controller: 'projects/triggers', action: 'create'), html: { class: 'form-horizontal' } do |f|
-  .clearfix
-    = f.submit "Add Trigger", class: 'btn btn-success pull-right'
+    %p.light
+      Copy the token above and set your branch or tag name. This is the reference that will be rebuild.
 
-%hr.clearfix
 
--if @triggers.any?
-  %h3
-    Use CURL
+    %pre
+      :plain
+        curl -X POST \
+             -F token=TOKEN \
+             -F ref=REF_NAME \
+             #{builds_trigger_url(@project.id)}
+    %h5.prepend-top-default
+      Use .gitlab-ci.yml
 
-  %p.light
-    Copy the token above and set your branch or tag name. This is the reference that will be rebuild.
+    %p.light
+      Copy the snippet to
+      %i .gitlab-ci.yml
+      of dependent project.
+      At the end of your build it will trigger this project to rebuilt.
 
+    %pre
+      :plain
+        trigger:
+          type: deploy
+          script:
+            - "curl -X POST -F token=TOKEN -F ref=REF_NAME #{builds_trigger_url(@project.id)}"
+    %h5.prepend-top-default
+      Pass build variables
 
-  %pre
-    :plain
-      curl -X POST \
-           -F token=TOKEN \
-           -F ref=REF_NAME \
-           #{builds_trigger_url(@project.id)}
-  %h3
-    Use .gitlab-ci.yml
+    %p.light
+      Add
+      %strong variables[VARIABLE]=VALUE
+      to API request.
+      The value of variable could then be used to distinguish triggered build from normal one.
 
-  %p.light
-    Copy the snippet to
-    %i .gitlab-ci.yml
-    of dependent project.
-    At the end of your build it will trigger this project to rebuilt.
-
-  %pre
-    :plain
-      trigger:
-        type: deploy
-        script:
-          - "curl -X POST -F token=TOKEN -F ref=REF_NAME #{builds_trigger_url(@project.id)}"
-  %h3
-    Pass build variables
-
-  %p.light
-    Add
-    %strong variables[VARIABLE]=VALUE
-    to API request.
-    The value of variable could then be used to distinguish triggered build from normal one.
-
-  %pre
-    :plain
-      curl -X POST \
-           -F token=TOKEN \
-           -F "ref=REF_NAME" \
-           -F "variables[RUN_NIGHTLY_BUILD]=true" \
-           #{builds_trigger_url(@project.id)}
+    %pre.append-bottom-0
+      :plain
+        curl -X POST \
+             -F token=TOKEN \
+             -F "ref=REF_NAME" \
+             -F "variables[RUN_NIGHTLY_BUILD]=true" \
+             #{builds_trigger_url(@project.id)}
diff --git a/app/views/projects/wikis/git_access.html.haml b/app/views/projects/wikis/git_access.html.haml
index dd27ea2b11b..ba3f2cadc48 100644
--- a/app/views/projects/wikis/git_access.html.haml
+++ b/app/views/projects/wikis/git_access.html.haml
@@ -2,7 +2,7 @@
 = render "header_title"
 
 = render 'nav'
-.gray-content-block
+.row-content-block
   %span.oneline
     Git access for
     %strong= @project_wiki.path_with_namespace
diff --git a/app/views/search/_category.html.haml b/app/views/search/_category.html.haml
index 2c3fca439f3..2c378231237 100644
--- a/app/views/search/_category.html.haml
+++ b/app/views/search/_category.html.haml
@@ -2,97 +2,70 @@
   - if @project
     %li{class: ("active" if @scope == 'blobs')}
       = link_to search_filter_path(scope: 'blobs') do
-        = icon('code fw')
-        %span
-          Code
-          %span.badge
-            = @search_results.blobs_count
+        Code
+        %span.badge
+          = @search_results.blobs_count
     %li{class: ("active" if @scope == 'issues')}
       = link_to search_filter_path(scope: 'issues') do
-        = icon('exclamation-circle fw')
-        %span
-          Issues
-          %span.badge
-            = @search_results.issues_count
+        Issues
+        %span.badge
+          = @search_results.issues_count
     %li{class: ("active" if @scope == 'merge_requests')}
       = link_to search_filter_path(scope: 'merge_requests') do
-        = icon('tasks fw')
-        %span
-          Merge requests
-          %span.badge
-            = @search_results.merge_requests_count
+        Merge requests
+        %span.badge
+          = @search_results.merge_requests_count
     %li{class: ("active" if @scope == 'milestones')}
       = link_to search_filter_path(scope: 'milestones') do
-        = icon('clock-o fw')
-        %span
-          Milestones
-          %span.badge
-            = @search_results.milestones_count
+        Milestones
+        %span.badge
+          = @search_results.milestones_count
     %li{class: ("active" if @scope == 'notes')}
       = link_to search_filter_path(scope: 'notes') do
-        = icon('comments fw')
-        %span
-          Comments
-          %span.badge
-            = @search_results.notes_count
+        Comments
+        %span.badge
+          = @search_results.notes_count
     %li{class: ("active" if @scope == 'wiki_blobs')}
       = link_to search_filter_path(scope: 'wiki_blobs') do
-        = icon('book fw')
-        %span
-          Wiki
-          %span.badge
-            = @search_results.wiki_blobs_count
+        Wiki
+        %span.badge
+          = @search_results.wiki_blobs_count
     %li{class: ("active" if @scope == 'commits')}
       = link_to search_filter_path(scope: 'commits') do
-        = icon('history fw')
-        %span
-          Commits
-          %span.badge
-            = @search_results.commits_count
+        Commits
+        %span.badge
+          = @search_results.commits_count
 
   - elsif @show_snippets
     %li{class: ("active" if @scope == 'snippet_blobs')}
       = link_to search_filter_path(scope: 'snippet_blobs', snippets: true, group_id: nil, project_id: nil) do
-        = icon('code fw')
-        %span
-          Snippet Contents
-          %span.badge
-            = @search_results.snippet_blobs_count
+        Snippet Contents
+        %span.badge
+          = @search_results.snippet_blobs_count
     %li{class: ("active" if @scope == 'snippet_titles')}
       = link_to search_filter_path(scope: 'snippet_titles', snippets: true, group_id: nil, project_id: nil) do
-        = icon('book fw')
-        %span
-          Titles and Filenames
-          %span.badge
-            = @search_results.snippet_titles_count
+        Titles and Filenames
+        %span.badge
+          = @search_results.snippet_titles_count
 
   - else
     %li{class: ("active" if @scope == 'projects')}
       = link_to search_filter_path(scope: 'projects') do
-        = icon('bookmark fw')
-        %span
-          Projects
-          %span.badge
-            = @search_results.projects_count
+        Projects
+        %span.badge
+          = @search_results.projects_count
     %li{class: ("active" if @scope == 'issues')}
       = link_to search_filter_path(scope: 'issues') do
-        = icon('exclamation-circle fw')
-        %span
-          Issues
-          %span.badge
-            = @search_results.issues_count
+        Issues
+        %span.badge
+          = @search_results.issues_count
     %li{class: ("active" if @scope == 'merge_requests')}
       = link_to search_filter_path(scope: 'merge_requests') do
-        = icon('tasks fw')
-        %span
-          Merge requests
-          %span.badge
-            = @search_results.merge_requests_count
+        Merge requests
+        %span.badge
+          = @search_results.merge_requests_count
     %li{class: ("active" if @scope == 'milestones')}
       = link_to search_filter_path(scope: 'milestones') do
-        = icon('clock-o fw')
-        %span
-          Milestones
-          %span.badge
-            = @search_results.milestones_count
-
+        Milestones
+        %span.badge
+          = @search_results.milestones_count
diff --git a/app/views/search/_filter.html.haml b/app/views/search/_filter.html.haml
index 4ef544136a8..ef1c0296d49 100644
--- a/app/views/search/_filter.html.haml
+++ b/app/views/search/_filter.html.haml
@@ -1,47 +1,33 @@
-.dropdown.inline
-  %button.dropdown-toggle.btn.btn-sm{type: 'button', 'data-toggle' => 'dropdown'}
-    %span.light Group:
-    - if @group.present?
-      %strong= @group.name
-    - else
-      Any
-    %b.caret
-  .dropdown-menu.dropdown-select.dropdown-menu-selectable
-    .dropdown-title
-      %span Filter results by group
-      %button.dropdown-title-button.dropdown-menu-close{aria: {label: "Close"}}
-        = icon('times')
-    .dropdown-content
-      %ul
-        %li
-          = link_to search_filter_path(group_id: nil), class: ("is-active" if !params[:group_id].present?) do
-            Any
-        %li.divider
-        - current_user.authorized_groups.sort_by(&:name).each do |group|
-          %li
-            = link_to search_filter_path(group_id: group.id, project_id: nil), class: ("is-active" if params[:group_id] == group.id.to_s) do
-              = group.name
+- if params[:group_id].present?
+  = hidden_field_tag :group_id, params[:group_id]
+- if params[:project_id].present?
+  = hidden_field_tag :project_id, params[:project_id]
+.dropdown
+  %button.dropdown-menu-toggle.btn.js-search-group-dropdown{ type: "button", data: { toggle: "dropdown", default_label: "Group:" } }
+    %span.dropdown-toggle-text
+      Group:
+      - if @group.present?
+        = @group.name
+      - else
+        Any
+    = icon("chevron-down")
+  .dropdown-menu.dropdown-select.dropdown-menu-selectable.dropdown-menu-align-right
+    = dropdown_title("Filter results by group")
+    = dropdown_filter("Search groups")
+    = dropdown_content
+    = dropdown_loading
 
-.dropdown.inline.prepend-left-10.project-filter
-  %button.dropdown-toggle.btn.btn-sm{type: 'button', 'data-toggle' => 'dropdown'}
-    %span.light Project:
-    - if @project.present?
-      %strong= @project.name_with_namespace
-    - else
-      Any
-    %b.caret
-  .dropdown-menu.dropdown-select.dropdown-menu-selectable
-    .dropdown-title
-      %span Filter results by project
-      %button.dropdown-title-button.dropdown-menu-close{aria: {label: "Close"}}
-        = icon('times')
-    .dropdown-content
-      %ul
-        %li
-          = link_to search_filter_path(project_id: nil), class: ("is-active" if !params[:project_id].present?) do
-            Any
-        %li.divider
-        - current_user.authorized_projects.sort_by(&:name_with_namespace).each do |project|
-          %li
-            = link_to search_filter_path(project_id: project.id, group_id: nil), class: ("is-active" if params[:project_id] == project.id.to_s) do
-              = project.name_with_namespace
+.dropdown.project-filter
+  %button.dropdown-menu-toggle.btn.js-search-project-dropdown{ type: "button", data: { toggle: "dropdown", default_label: "Project:" } }
+    %span.dropdown-toggle-text
+      Project:
+      - if @project.present?
+        = @project.name_with_namespace
+      - else
+        Any
+    = icon("chevron-down")
+  .dropdown-menu.dropdown-select.dropdown-menu-selectable.dropdown-menu-align-right
+    = dropdown_title("Filter results by project")
+    = dropdown_filter("Search projects")
+    = dropdown_content
+    = dropdown_loading
diff --git a/app/views/search/_form.html.haml b/app/views/search/_form.html.haml
index a9dbc84da29..3139be1cd37 100644
--- a/app/views/search/_form.html.haml
+++ b/app/views/search/_form.html.haml
@@ -1,14 +1,15 @@
-= form_tag search_path, method: :get do |f|
-  = hidden_field_tag :project_id, params[:project_id]
-  = hidden_field_tag :group_id, params[:group_id]
+= form_tag search_path, method: :get, class: 'js-search-form' do |f|
   = hidden_field_tag :snippets, params[:snippets]
   = hidden_field_tag :scope, params[:scope]
 
-  .search-holder.clearfix
-    .input-group
-      = search_field_tag :search, params[:search], placeholder: "Search for projects, issues etc", class: "form-control search-text-input", id: "dashboard_search", autofocus: true, spellcheck: false
-      %span.input-group-btn
-        = button_tag 'Search', class: "btn btn-primary"
+  .search-holder
+    .search-field-holder
+      = search_field_tag :search, params[:search], placeholder: "Search for projects, issues etc", class: "form-control search-text-input js-search-input", id: "dashboard_search", autofocus: true, spellcheck: false
+      = icon("search", class: "search-icon")
+      %button.search-clear.js-search-clear{ class: ("hidden" if !params[:search].present?), type: "button", tabindex: "-1" }
+        = icon("times-circle")
+        %span.sr-only
+          Clear search
     - unless params[:snippets].eql? 'true'
-      %br
       = render 'filter' if current_user
+    = button_tag "Search", class: "btn btn-success btn-search"
diff --git a/app/views/search/_results.html.haml b/app/views/search/_results.html.haml
index 60df348891c..252c37532e1 100644
--- a/app/views/search/_results.html.haml
+++ b/app/views/search/_results.html.haml
@@ -1,10 +1,8 @@
-- if @search_results.empty?
+- if @search_objects.empty?
   = render partial: "search/results/empty"
 - else
-  .gray-content-block
-    Search results for
-    %code
-      = @search_term
+  .row-content-block
+    = search_entries_info(@search_objects, @scope, @search_term)
     - unless @show_snippets
       - if @project
         in project #{link_to @project.name_with_namespace, [@project.namespace.becomes(Namespace), @project]}
@@ -15,12 +13,9 @@
     .search-results
       - if @scope == 'projects'
         .term
-          = render 'shared/projects/list', projects: @objects
+          = render 'shared/projects/list', projects: @search_objects
       - else
-        = render partial: "search/results/#{@scope.singularize}", collection: @objects
+        = render partial: "search/results/#{@scope.singularize}", collection: @search_objects
 
     - if @scope != 'projects'
-      = paginate @objects, theme: 'gitlab'
-
-:javascript
-  $(".search-results .term").highlight("#{escape_javascript(params[:search])}");
+      = paginate(@search_objects, theme: 'gitlab')
diff --git a/app/views/search/results/_issue.html.haml b/app/views/search/results/_issue.html.haml
index 710f5613c81..640890fbe92 100644
--- a/app/views/search/results/_issue.html.haml
+++ b/app/views/search/results/_issue.html.haml
@@ -7,7 +7,7 @@
   - if issue.description.present?
     .description.term
       = preserve do
-        = search_md_sanitize(markdown(issue.description, { project: issue.project }))
+        = search_md_sanitize(markdown(truncate(issue.description, length: 200, separator: " "), { project: issue.project }))
   %span.light
     #{issue.project.name_with_namespace}
   - if issue.closed?
diff --git a/app/views/shared/_confirm_modal.html.haml b/app/views/shared/_confirm_modal.html.haml
index 34241cd8aad..b0fc60573f7 100644
--- a/app/views/shared/_confirm_modal.html.haml
+++ b/app/views/shared/_confirm_modal.html.haml
@@ -7,7 +7,7 @@
           Confirmation required
 
       .modal-body
-        %p.cred.lead.js-confirm-text
+        %p.text-danger.js-confirm-text
 
         %p
           This action can lead to data loss.
diff --git a/app/views/shared/_file_highlight.html.haml b/app/views/shared/_file_highlight.html.haml
index 57856031d6e..37dcf39c062 100644
--- a/app/views/shared/_file_highlight.html.haml
+++ b/app/views/shared/_file_highlight.html.haml
@@ -1,12 +1,13 @@
 .file-content.code.js-syntax-highlight
   .line-numbers
     - if blob.data.present?
+      - link_icon = icon('link')
       - blob.data.each_line.each_with_index do |_, index|
         - offset = defined?(first_line_number) ? first_line_number : 1
         - i = index + offset
         -# We're not using `link_to` because it is too slow once we get to thousands of lines.
         %a.diff-line-num{href: "#L#{i}", id: "L#{i}", 'data-line-number' => i}
-          %i.fa.fa-link
+          = link_icon
           = i
   .blob-content{data: {blob_id: blob.id}}
-    = highlight(blob.name, blob.data)
+    = highlight(blob.name, blob.data, plain: blob.no_highlighting?)
diff --git a/app/views/shared/issuable/_filter.html.haml b/app/views/shared/issuable/_filter.html.haml
index fc1101646fb..9474462cbd1 100644
--- a/app/views/shared/issuable/_filter.html.haml
+++ b/app/views/shared/issuable/_filter.html.haml
@@ -1,5 +1,5 @@
 .issues-filters
-  .issues-details-filters.gray-content-block.second-block
+  .issues-details-filters.row-content-block.second-block
     = form_tag page_filter_path(without: [:assignee_id, :author_id, :milestone_title, :label_name]), method: :get, class: 'filter-form' do
       - if controller.controller_name == 'issues' && can?(current_user, :admin_issue, @project)
         .check-all-holder
@@ -48,7 +48,7 @@
             = button_tag "Update issues", class: "btn update_selected_issues btn-save"
 
   - if !@labels.nil?
-    .gray-content-block.second-block.filtered-labels{ class: ("hidden" if !@labels.any?) }
+    .row-content-block.second-block.filtered-labels{ class: ("hidden" if !@labels.any?) }
       - if @labels.any?
         = render "shared/labels_row", labels: @labels
 
diff --git a/app/views/shared/issuable/_form.html.haml b/app/views/shared/issuable/_form.html.haml
index 18b091df39b..5c52cc6d1da 100644
--- a/app/views/shared/issuable/_form.html.haml
+++ b/app/views/shared/issuable/_form.html.haml
@@ -116,7 +116,7 @@
         = link_to 'Change branches', mr_change_branches_path(@merge_request)
 
 - is_footer = !(issuable.is_a?(MergeRequest) && issuable.new_record?)
-.gray-content-block{class: (is_footer ? "footer-block" : "middle-block")}
+.row-content-block{class: (is_footer ? "footer-block" : "middle-block")}
   - if issuable.new_record?
     = f.submit "Submit #{issuable.class.model_name.human.downcase}", class: 'btn btn-create'
   - else
diff --git a/app/views/shared/issuable/_sidebar.html.haml b/app/views/shared/issuable/_sidebar.html.haml
index 04b834ba5d1..ed1b8a8da2a 100644
--- a/app/views/shared/issuable/_sidebar.html.haml
+++ b/app/views/shared/issuable/_sidebar.html.haml
@@ -166,5 +166,5 @@
       new LabelsSelect();
       new IssuableContext('#{escape_javascript(current_user.to_json(only: [:username, :id, :name]))}');
       new Subscription('.subscription')
-      new Sidebar();
       new DueDateSelect();
+      sidebar = new Sidebar();
diff --git a/app/views/shared/milestones/_top.html.haml b/app/views/shared/milestones/_top.html.haml
index cab8743a077..7ff947a51db 100644
--- a/app/views/shared/milestones/_top.html.haml
+++ b/app/views/shared/milestones/_top.html.haml
@@ -24,7 +24,7 @@
         - else
           = link_to 'Reopen Milestone', group_milestone_path(group, milestone.safe_title, title: milestone.title, milestone: {state_event: :activate }), method: :put, class: "btn btn-grouped btn-reopen"
 
-.detail-page-description.gray-content-block.second-block
+.detail-page-description.milestone-detail
   %h2.title
     = markdown escape_once(milestone.title), pipeline: :single_line
 
diff --git a/app/views/shared/snippets/_header.html.haml b/app/views/shared/snippets/_header.html.haml
index 3c445f67236..e65b1814872 100644
--- a/app/views/shared/snippets/_header.html.haml
+++ b/app/views/shared/snippets/_header.html.haml
@@ -20,6 +20,6 @@
     - else
       = render "snippets/actions"
 
-.detail-page-description.gray-content-block.second-block
+.detail-page-description.row-content-block.second-block
   %h2.title
     = markdown escape_once(@snippet.title), pipeline: :single_line
diff --git a/app/views/sherlock/file_samples/show.html.haml b/app/views/sherlock/file_samples/show.html.haml
index cfd11e45b6a..94d4dd4fa7d 100644
--- a/app/views/sherlock/file_samples/show.html.haml
+++ b/app/views/sherlock/file_samples/show.html.haml
@@ -3,7 +3,7 @@
 
 - header_title t('sherlock.title'), sherlock_transactions_path
 
-.gray-content-block
+.row-content-block
   .pull-right
     = link_to(sherlock_transaction_path(@transaction), class: 'btn') do
       %i.fa.fa-arrow-left
diff --git a/app/views/sherlock/queries/show.html.haml b/app/views/sherlock/queries/show.html.haml
index 83f61ce4b07..fc2863dca8e 100644
--- a/app/views/sherlock/queries/show.html.haml
+++ b/app/views/sherlock/queries/show.html.haml
@@ -9,7 +9,7 @@
     %a(href="#tab-backtrace" data-toggle="tab")
       = t('sherlock.backtrace')
 
-.gray-content-block
+.row-content-block
   .pull-right
     = link_to(sherlock_transaction_path(@transaction), class: 'btn') do
       %i.fa.fa-arrow-left
diff --git a/app/views/sherlock/transactions/index.html.haml b/app/views/sherlock/transactions/index.html.haml
index 010e1a2a902..da969c02765 100644
--- a/app/views/sherlock/transactions/index.html.haml
+++ b/app/views/sherlock/transactions/index.html.haml
@@ -1,7 +1,7 @@
 - page_title t('sherlock.title')
 - header_title t('sherlock.title'), sherlock_transactions_path
 
-.gray-content-block
+.row-content-block
   .pull-right
     = link_to(destroy_all_sherlock_transactions_path,
       class: 'btn btn-danger',
diff --git a/app/views/sherlock/transactions/show.html.haml b/app/views/sherlock/transactions/show.html.haml
index 9d4b0b2724c..8aa6b437d95 100644
--- a/app/views/sherlock/transactions/show.html.haml
+++ b/app/views/sherlock/transactions/show.html.haml
@@ -16,7 +16,7 @@
       %span.badge
         #{@transaction.file_samples.length}
 
-.gray-content-block
+.row-content-block
   .pull-right
     = link_to(sherlock_transactions_path, class: 'btn') do
       %i.fa.fa-arrow-left
diff --git a/app/views/users/show.html.haml b/app/views/users/show.html.haml
index 3028491e5b6..9017fd54fcc 100644
--- a/app/views/users/show.html.haml
+++ b/app/views/users/show.html.haml
@@ -69,23 +69,26 @@
           = @user.location
 
     %ul.nav-links.center.user-profile-nav
-      %li.activity-tab
+      %li.js-activity-tab
         = link_to user_calendar_activities_path, data: {target: 'div#activity', action: 'activity', toggle: 'tab'} do
           Activity
-      %li.groups-tab
+      %li.js-groups-tab
         = link_to user_groups_path, data: {target: 'div#groups', action: 'groups', toggle: 'tab'} do
           Groups
-      %li.contributed-tab
+      %li.js-contributed-tab
         = link_to user_contributed_projects_path, data: {target: 'div#contributed', action: 'contributed', toggle: 'tab'} do
           Contributed projects
       %li.projects-tab
         = link_to user_projects_path, data: {target: 'div#projects', action: 'projects', toggle: 'tab'} do
           Personal projects
+      %li.snippets-tab
+        = link_to user_snippets_path, data: {target: 'div#snippets', action: 'snippets', toggle: 'tab'} do
+          Snippets
 
   %div{ class: container_class }
     .tab-content
       #activity.tab-pane
-        .gray-content-block.calender-block.white.second-block.hidden-xs
+        .row-content-block.calender-block.white.second-block.hidden-xs
           %div{ class: container_class }
             .user-calendar{data: {href: user_calendar_path}}
               %h4.center.light
@@ -98,12 +101,15 @@
       #groups.tab-pane
         - # This tab is always loaded via AJAX
 
-      #contributed.contributed-projects.tab-pane
+      #contributed.tab-pane
         - # This tab is always loaded via AJAX
 
       #projects.tab-pane
         - # This tab is always loaded via AJAX
 
+      #snippets.tab-pane
+        - # This tab is always loaded via AJAX
+
     .loading-status
       = spinner
 
diff --git a/app/views/votes/_votes_block.html.haml b/app/views/votes/_votes_block.html.haml
index dc249155b92..4beb8746444 100644
--- a/app/views/votes/_votes_block.html.haml
+++ b/app/views/votes/_votes_block.html.haml
@@ -15,16 +15,16 @@
 
 - if current_user
   :javascript
-    var get_emojis_url = "#{emojis_path}";
-    var post_emoji_url = "#{award_toggle_namespace_project_notes_path(@project.namespace, @project)}";
-    var noteable_type = "#{votable.class.name.underscore}";
-    var noteable_id = "#{votable.id}";
-    var aliases = #{AwardEmoji.aliases.to_json};
+    var getEmojisUrl = "#{emojis_path}";
+    var postEmojiUrl = "#{award_toggle_namespace_project_notes_path(@project.namespace, @project)}";
+    var noteableType = "#{votable.class.name.underscore}";
+    var noteableId = "#{votable.id}";
+    var unicodes = #{AwardEmoji.unicode.to_json};
 
-    window.awards_handler = new AwardsHandler(
-      get_emojis_url,
-      post_emoji_url,
-      noteable_type,
-      noteable_id,
-      aliases
+    window.awardsHandler = new AwardsHandler(
+      getEmojisUrl,
+      postEmojiUrl,
+      noteableType,
+      noteableId,
+      unicodes
     );
diff --git a/app/workers/emails_on_push_worker.rb b/app/workers/emails_on_push_worker.rb
index c4d8595d45d..6ebcba5f39b 100644
--- a/app/workers/emails_on_push_worker.rb
+++ b/app/workers/emails_on_push_worker.rb
@@ -1,6 +1,8 @@
 class EmailsOnPushWorker
   include Sidekiq::Worker
 
+  attr_reader :email, :skip_premailer
+
   def perform(project_id, recipients, push_data, options = {})
     options.symbolize_keys!
     options.reverse_merge!(
@@ -41,11 +43,11 @@ class EmailsOnPushWorker
       end
     end
 
-    recipients.split(" ").each do |recipient|
+    recipients.split.each do |recipient|
       begin
-        Notify.repository_push_email(
-          project_id,
+        send_email(
           recipient,
+          project_id,
           author_id:                  author_id,
           ref:                        ref,
           action:                     action,
@@ -53,14 +55,29 @@ class EmailsOnPushWorker
           reverse_compare:            reverse_compare,
           send_from_committer_email:  send_from_committer_email,
           disable_diffs:              disable_diffs
-        ).deliver_now
+        )
+
       # These are input errors and won't be corrected even if Sidekiq retries
       rescue Net::SMTPFatalError, Net::SMTPSyntaxError => e
         logger.info("Failed to send e-mail for project '#{project.name_with_namespace}' to #{recipient}: #{e}")
       end
     end
   ensure
+    @email = nil
     compare = nil
     GC.start
   end
+
+  private
+
+  def send_email(recipient, project_id, options)
+    # Generating the body of this email can be expensive, so only do it once
+    @skip_premailer ||= email.present?
+    @email ||= Notify.repository_push_email(project_id, options)
+
+    email.to = recipient
+    email.add_message_id
+    email.header[:skip_premailer] = true if skip_premailer
+    email.deliver_now
+  end
 end
diff --git a/app/workers/repository_check/batch_worker.rb b/app/workers/repository_check/batch_worker.rb
index 44b3145d50f..a3e16fa5212 100644
--- a/app/workers/repository_check/batch_worker.rb
+++ b/app/workers/repository_check/batch_worker.rb
@@ -33,8 +33,8 @@ module RepositoryCheck
     # has to sit and wait for this query to finish.
     def project_ids
       limit = 10_000
-      never_checked_projects = Project.where('last_repository_check_at IS NULL').limit(limit).
-        pluck(:id)
+      never_checked_projects = Project.where('last_repository_check_at IS NULL AND created_at < ?', 24.hours.ago).
+        limit(limit).pluck(:id)
       old_check_projects = Project.where('last_repository_check_at < ?', 1.month.ago).
         reorder('last_repository_check_at ASC').limit(limit).pluck(:id)
       never_checked_projects + old_check_projects
diff --git a/app/workers/repository_check/single_repository_worker.rb b/app/workers/repository_check/single_repository_worker.rb
index a76729e3c74..f2d12ba5a7d 100644
--- a/app/workers/repository_check/single_repository_worker.rb
+++ b/app/workers/repository_check/single_repository_worker.rb
@@ -1,9 +1,9 @@
 module RepositoryCheck
   class SingleRepositoryWorker
     include Sidekiq::Worker
-  
+
     sidekiq_options retry: false
-  
+
     def perform(project_id)
       project = Project.find(project_id)
       project.update_columns(
@@ -11,20 +11,32 @@ module RepositoryCheck
         last_repository_check_at: Time.now,
       )
     end
-  
+
     private
-  
+
     def check(project)
-      repositories = [project.repository]
-      repositories << project.wiki.repository if project.wiki_enabled?
-      # Use 'map do', not 'all? do', to prevent short-circuiting
-      repositories.map { |repository| git_fsck(repository.path_to_repo) }.all?
+      if !git_fsck(project.repository)
+        false
+      elsif project.wiki_enabled?
+        # Historically some projects never had their wiki repos initialized;
+        # this happens on project creation now. Let's initialize an empty repo
+        # if it is not already there.
+        begin
+          project.create_wiki
+        rescue Rugged::RepositoryError
+        end
+
+        git_fsck(project.wiki.repository)
+      else
+        true
+      end
     end
-  
-    def git_fsck(path)
+
+    def git_fsck(repository)
+      path = repository.path_to_repo
       cmd = %W(nice git --git-dir=#{path} fsck)
       output, status = Gitlab::Popen.popen(cmd)
-  
+
       if status.zero?
         true
       else
diff --git a/app/workers/repository_import_worker.rb b/app/workers/repository_import_worker.rb
index 2937493c614..fbc7ed63c6a 100644
--- a/app/workers/repository_import_worker.rb
+++ b/app/workers/repository_import_worker.rb
@@ -13,7 +13,7 @@ class RepositoryImportWorker
     result = Projects::ImportService.new(project, current_user).execute
 
     if result[:status] == :error
-      project.update(import_error: result[:message])
+      project.update(import_error: Gitlab::UrlSanitizer.sanitize(result[:message]))
       project.import_fail
       return
     end