rake update[v4-dev]

13 files changed, 1278 insertions, 473 deletions

diff --git a/assets/javascripts/bootstrap.js b/assets/javascripts/bootstrap.js
index 2568773..3b5aff5 100644
--- a/assets/javascripts/bootstrap.js
+++ b/assets/javascripts/bootstrap.js
@@ -8,16 +8,14 @@ if (typeof jQuery === 'undefined') {
   throw new Error('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
 }
 
-+function ($) {
+(function ($) {
   var version = $.fn.jquery.split(' ')[0].split('.')
   if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
     throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
   }
-}(jQuery);
-
-
-+function () {
+})(jQuery);
 
+(function () {
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
 
 var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
@@ -141,13 +139,16 @@ var Util = function ($) {
     },
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
-
-      if (!selector) {
+      if (!selector || selector === '#') {
         selector = element.getAttribute('href') || '';
-        selector = /^#[a-z]/i.test(selector) ? selector : null;
       }
 
-      return selector;
+      try {
+        var $selector = $(selector);
+        return $selector.length > 0 ? selector : null;
+      } catch (error) {
+        return null;
+      }
     },
     reflow: function reflow(element) {
       return element.offsetHeight;
@@ -417,6 +418,7 @@ var Button = function ($) {
 
     Button.prototype.toggle = function toggle() {
       var triggerChangeEvent = true;
+      var addAriaPressed = true;
       var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
       if (rootElement) {
@@ -436,15 +438,21 @@ var Button = function ($) {
           }
 
           if (triggerChangeEvent) {
+            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
+              return;
+            }
             input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
             $(input).trigger('change');
           }
 
           input.focus();
+          addAriaPressed = false;
         }
       }
 
-      this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      if (addAriaPressed) {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      }
 
       if (triggerChangeEvent) {
         $(this._element).toggleClass(ClassName.ACTIVE);
@@ -544,6 +552,7 @@ var Carousel = function ($) {
   var TRANSITION_DURATION = 600;
   var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
   var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var Default = {
     interval: 5000,
@@ -574,6 +583,7 @@ var Carousel = function ($) {
     KEYDOWN: 'keydown' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY,
+    TOUCHEND: 'touchend' + EVENT_KEY,
     LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
   };
@@ -616,6 +626,8 @@ var Carousel = function ($) {
       this._isPaused = false;
       this._isSliding = false;
 
+      this.touchTimeout = null;
+
       this._config = this._getConfig(config);
       this._element = $(element)[0];
       this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
@@ -628,10 +640,9 @@ var Carousel = function ($) {
     // public
 
     Carousel.prototype.next = function next() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
       }
-      this._slide(Direction.NEXT);
     };
 
     Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
@@ -642,10 +653,9 @@ var Carousel = function ($) {
     };
 
     Carousel.prototype.prev = function prev() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.PREV);
       }
-      this._slide(Direction.PREVIOUS);
     };
 
     Carousel.prototype.pause = function pause(event) {
@@ -701,7 +711,7 @@ var Carousel = function ($) {
         return;
       }
 
-      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
 
       this._slide(direction, this._items[index]);
     };
@@ -737,12 +747,30 @@ var Carousel = function ($) {
         });
       }
 
-      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+      if (this._config.pause === 'hover') {
         $(this._element).on(Event.MOUSEENTER, function (event) {
           return _this4.pause(event);
         }).on(Event.MOUSELEAVE, function (event) {
           return _this4.cycle(event);
         });
+        if ('ontouchstart' in document.documentElement) {
+          // if it's a touch-enabled device, mouseenter/leave are fired as
+          // part of the mouse compatibility events on first tap - the carousel
+          // would stop cycling until user tapped out of it;
+          // here, we listen for touchend, explicitly pause the carousel
+          // (as if it's the second time we tap on it, mouseenter compat event
+          // is NOT fired) and after a timeout (to allow for mouse compatibility
+          // events to fire) we explicitly restart cycling
+          $(this._element).on(Event.TOUCHEND, function () {
+            _this4.pause();
+            if (_this4.touchTimeout) {
+              clearTimeout(_this4.touchTimeout);
+            }
+            _this4.touchTimeout = setTimeout(function (event) {
+              return _this4.cycle(event);
+            }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
+          });
+        }
       }
     };
 
@@ -772,7 +800,7 @@ var Carousel = function ($) {
 
     Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
       var isNextDirection = direction === Direction.NEXT;
-      var isPrevDirection = direction === Direction.PREVIOUS;
+      var isPrevDirection = direction === Direction.PREV;
       var activeIndex = this._getItemIndex(activeElement);
       var lastItemIndex = this._items.length - 1;
       var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
@@ -781,16 +809,20 @@ var Carousel = function ($) {
         return activeElement;
       }
 
-      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var delta = direction === Direction.PREV ? -1 : 1;
       var itemIndex = (activeIndex + delta) % this._items.length;
 
       return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
     };
 
     Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
+      var targetIndex = this._getItemIndex(relatedTarget);
+      var fromIndex = this._getItemIndex($(this._element).find(Selector.ACTIVE_ITEM)[0]);
       var slideEvent = $.Event(Event.SLIDE, {
         relatedTarget: relatedTarget,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: fromIndex,
+        to: targetIndex
       });
 
       $(this._element).trigger(slideEvent);
@@ -814,8 +846,9 @@ var Carousel = function ($) {
       var _this5 = this;
 
       var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var activeElementIndex = this._getItemIndex(activeElement);
       var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
-
+      var nextElementIndex = this._getItemIndex(nextElement);
       var isCycling = Boolean(this._interval);
 
       var directionalClassName = void 0;
@@ -857,7 +890,9 @@ var Carousel = function ($) {
 
       var slidEvent = $.Event(Event.SLID, {
         relatedTarget: nextElement,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: activeElementIndex,
+        to: nextElementIndex
       });
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
@@ -1054,7 +1089,7 @@ var Collapse = function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.card > .show, .card > .collapsing',
+    ACTIVES: '.show, .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
   };
 
@@ -1099,11 +1134,7 @@ var Collapse = function ($) {
     Collapse.prototype.show = function show() {
       var _this6 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if ($(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -1111,7 +1142,7 @@ var Collapse = function ($) {
       var activesData = void 0;
 
       if (this._parent) {
-        actives = $.makeArray($(this._parent).find(Selector.ACTIVES));
+        actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
         if (!actives.length) {
           actives = null;
         }
@@ -1142,7 +1173,6 @@ var Collapse = function ($) {
       $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
       this._element.style[dimension] = 0;
-      this._element.setAttribute('aria-expanded', true);
 
       if (this._triggerArray.length) {
         $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
@@ -1176,11 +1206,7 @@ var Collapse = function ($) {
     Collapse.prototype.hide = function hide() {
       var _this7 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if (!$(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -1191,16 +1217,13 @@ var Collapse = function ($) {
       }
 
       var dimension = this._getDimension();
-      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-      this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px';
 
       Util.reflow(this._element);
 
       $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
 
-      this._element.setAttribute('aria-expanded', false);
-
       if (this._triggerArray.length) {
         $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
       }
@@ -1266,7 +1289,6 @@ var Collapse = function ($) {
     Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
       if (element) {
         var isOpen = $(element).hasClass(ClassName.SHOW);
-        element.setAttribute('aria-expanded', isOpen);
 
         if (triggerArray.length) {
           $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
@@ -1327,7 +1349,9 @@ var Collapse = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
+    if (!/input|textarea/i.test(event.target.tagName)) {
+      event.preventDefault();
+    }
 
     var target = Collapse._getTargetFromElement(this);
     var data = $(target).data(DATA_KEY);
@@ -1352,6 +1376,8 @@ var Collapse = function ($) {
   return Collapse;
 }(jQuery);
 
+/* global Popper */
+
 /**
  * --------------------------------------------------------------------------
  * Bootstrap (v4.0.0-alpha.6): dropdown.js
@@ -1362,6 +1388,14 @@ var Collapse = function ($) {
 var Dropdown = function ($) {
 
   /**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)');
+  }
+
+  /**
    * ------------------------------------------------------------------------
    * Constants
    * ------------------------------------------------------------------------
@@ -1374,9 +1408,12 @@ var Dropdown = function ($) {
   var DATA_API_KEY = '.data-api';
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
+  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
   var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
   var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
   var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
+  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE);
 
   var Event = {
     HIDE: 'hide' + EVENT_KEY,
@@ -1385,24 +1422,43 @@ var Dropdown = function ($) {
     SHOWN: 'shown' + EVENT_KEY,
     CLICK: 'click' + EVENT_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
-    FOCUSIN_DATA_API: 'focusin' + EVENT_KEY + DATA_API_KEY,
-    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY
+    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
+    KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
   };
 
   var ClassName = {
-    BACKDROP: 'dropdown-backdrop',
     DISABLED: 'disabled',
-    SHOW: 'show'
+    SHOW: 'show',
+    DROPUP: 'dropup',
+    MENURIGHT: 'dropdown-menu-right',
+    MENULEFT: 'dropdown-menu-left'
   };
 
   var Selector = {
-    BACKDROP: '.dropdown-backdrop',
     DATA_TOGGLE: '[data-toggle="dropdown"]',
     FORM_CHILD: '.dropdown form',
-    ROLE_MENU: '[role="menu"]',
-    ROLE_LISTBOX: '[role="listbox"]',
+    MENU: '.dropdown-menu',
     NAVBAR_NAV: '.navbar-nav',
-    VISIBLE_ITEMS: '[role="menu"] li:not(.disabled) a, ' + '[role="listbox"] li:not(.disabled) a'
+    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
+  };
+
+  var AttachmentMap = {
+    TOP: 'top-start',
+    TOPEND: 'top-end',
+    BOTTOM: 'bottom-start',
+    BOTTOMEND: 'bottom-end'
+  };
+
+  var Default = {
+    placement: AttachmentMap.BOTTOM,
+    offset: 0,
+    flip: true
+  };
+
+  var DefaultType = {
+    placement: 'string',
+    offset: '(number|string)',
+    flip: 'boolean'
   };
 
   /**
@@ -1412,10 +1468,13 @@ var Dropdown = function ($) {
    */
 
   var Dropdown = function () {
-    function Dropdown(element) {
+    function Dropdown(element, config) {
       _classCallCheck(this, Dropdown);
 
       this._element = element;
+      this._popper = null;
+      this._config = this._getConfig(config);
+      this._menu = this._getMenuElement();
 
       this._addEventListeners();
     }
@@ -1425,58 +1484,130 @@ var Dropdown = function ($) {
     // public
 
     Dropdown.prototype.toggle = function toggle() {
-      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-        return false;
+      if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
+        return;
       }
 
-      var parent = Dropdown._getParentFromElement(this);
-      var isActive = $(parent).hasClass(ClassName.SHOW);
+      var parent = Dropdown._getParentFromElement(this._element);
+      var isActive = $(this._menu).hasClass(ClassName.SHOW);
 
       Dropdown._clearMenus();
 
       if (isActive) {
-        return false;
-      }
-
-      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
-
-        // if mobile we use a backdrop because click events don't delegate
-        var dropdown = document.createElement('div');
-        dropdown.className = ClassName.BACKDROP;
-        $(dropdown).insertBefore(this);
-        $(dropdown).on('click', Dropdown._clearMenus);
+        return;
       }
 
       var relatedTarget = {
-        relatedTarget: this
+        relatedTarget: this._element
       };
       var showEvent = $.Event(Event.SHOW, relatedTarget);
 
       $(parent).trigger(showEvent);
 
       if (showEvent.isDefaultPrevented()) {
-        return false;
+        return;
       }
 
-      this.focus();
-      this.setAttribute('aria-expanded', true);
+      var element = this._element;
+      // for dropup with alignment we use the parent as popper container
+      if ($(parent).hasClass(ClassName.DROPUP)) {
+        if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
+          element = parent;
+        }
+      }
+      this._popper = new Popper(element, this._menu, {
+        placement: this._getPlacement(),
+        modifiers: {
+          offset: {
+            offset: this._config.offset
+          },
+          flip: {
+            enabled: this._config.flip
+          }
+        }
+      });
+
+      // if this is a touch-enabled device we add extra
+      // empty mouseover listeners to the body's immediate children;
+      // only needed because of broken event delegation on iOS
+      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
+        $('body').children().on('mouseover', null, $.noop);
+      }
 
-      $(parent).toggleClass(ClassName.SHOW);
-      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      this._element.focus();
+      this._element.setAttribute('aria-expanded', true);
 
-      return false;
+      $(this._menu).toggleClass(ClassName.SHOW);
+      $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));
     };
 
     Dropdown.prototype.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       $(this._element).off(EVENT_KEY);
       this._element = null;
+      this._menu = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
+    };
+
+    Dropdown.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
     };
 
     // private
 
     Dropdown.prototype._addEventListeners = function _addEventListeners() {
-      $(this._element).on(Event.CLICK, this.toggle);
+      var _this9 = this;
+
+      $(this._element).on(Event.CLICK, function (event) {
+        event.preventDefault();
+        event.stopPropagation();
+        _this9.toggle();
+      });
+    };
+
+    Dropdown.prototype._getConfig = function _getConfig(config) {
+      var elementData = $(this._element).data();
+      if (elementData.placement !== undefined) {
+        elementData.placement = AttachmentMap[elementData.placement.toUpperCase()];
+      }
+
+      config = $.extend({}, this.constructor.Default, $(this._element).data(), config);
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Dropdown.prototype._getMenuElement = function _getMenuElement() {
+      if (!this._menu) {
+        var parent = Dropdown._getParentFromElement(this._element);
+        this._menu = $(parent).find(Selector.MENU)[0];
+      }
+      return this._menu;
+    };
+
+    Dropdown.prototype._getPlacement = function _getPlacement() {
+      var $parentDropdown = $(this._element).parent();
+      var placement = this._config.placement;
+
+      // Handle dropup
+      if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
+        placement = AttachmentMap.TOP;
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.TOPEND;
+        }
+      } else {
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.BOTTOMEND;
+        }
+      }
+      return placement;
     };
 
     // static
@@ -1484,9 +1615,10 @@ var Dropdown = function ($) {
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
         var data = $(this).data(DATA_KEY);
+        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;
 
         if (!data) {
-          data = new Dropdown(this);
+          data = new Dropdown(this, _config);
           $(this).data(DATA_KEY, data);
         }
 
@@ -1494,34 +1626,34 @@ var Dropdown = function ($) {
           if (data[config] === undefined) {
             throw new Error('No method named "' + config + '"');
           }
-          data[config].call(this);
+          data[config]();
         }
       });
     };
 
     Dropdown._clearMenus = function _clearMenus(event) {
-      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
         return;
       }
 
-      var backdrop = $(Selector.BACKDROP)[0];
-      if (backdrop) {
-        backdrop.parentNode.removeChild(backdrop);
-      }
-
       var toggles = $.makeArray($(Selector.DATA_TOGGLE));
-
       for (var i = 0; i < toggles.length; i++) {
         var parent = Dropdown._getParentFromElement(toggles[i]);
+        var context = $(toggles[i]).data(DATA_KEY);
         var relatedTarget = {
           relatedTarget: toggles[i]
         };
 
+        if (!context) {
+          continue;
+        }
+
+        var dropdownMenu = context._menu;
         if (!$(parent).hasClass(ClassName.SHOW)) {
           continue;
         }
 
-        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'focusin') && $.contains(parent, event.target)) {
+        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
           continue;
         }
 
@@ -1531,8 +1663,15 @@ var Dropdown = function ($) {
           continue;
         }
 
+        // if this is a touch-enabled device we remove the extra
+        // empty mouseover listeners we added for iOS support
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().off('mouseover', null, $.noop);
+        }
+
         toggles[i].setAttribute('aria-expanded', 'false');
 
+        $(dropdownMenu).removeClass(ClassName.SHOW);
         $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
     };
@@ -1549,7 +1688,7 @@ var Dropdown = function ($) {
     };
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
-      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+      if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE || /input|textarea/i.test(event.target.tagName)) {
         return;
       }
 
@@ -1563,7 +1702,7 @@ var Dropdown = function ($) {
       var parent = Dropdown._getParentFromElement(this);
       var isActive = $(parent).hasClass(ClassName.SHOW);
 
-      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
 
         if (event.which === ESCAPE_KEYCODE) {
           var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
@@ -1604,6 +1743,16 @@ var Dropdown = function ($) {
       get: function get() {
         return VERSION;
       }
+    }, {
+      key: 'Default',
+      get: function get() {
+        return Default;
+      }
+    }, {
+      key: 'DefaultType',
+      get: function get() {
+        return DefaultType;
+      }
     }]);
 
     return Dropdown;
@@ -1615,7 +1764,11 @@ var Dropdown = function ($) {
    * ------------------------------------------------------------------------
    */
 
-  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.FOCUSIN_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
+  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+    event.preventDefault();
+    event.stopPropagation();
+    Dropdown._jQueryInterface.call($(this), 'toggle');
+  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
   });
 
@@ -1700,7 +1853,8 @@ var Modal = function ($) {
     DIALOG: '.modal-dialog',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
-    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top'
+    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+    NAVBAR_TOGGLER: '.navbar-toggler'
   };
 
   /**
@@ -1720,7 +1874,6 @@ var Modal = function ($) {
       this._isShown = false;
       this._isBodyOverflowing = false;
       this._ignoreBackdropClick = false;
-      this._isTransitioning = false;
       this._originalBodyPadding = 0;
       this._scrollbarWidth = 0;
     }
@@ -1734,15 +1887,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype.show = function show(relatedTarget) {
-      var _this9 = this;
+      var _this10 = this;
 
       if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+        return;
       }
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
         this._isTransitioning = true;
       }
+
       var showEvent = $.Event(Event.SHOW, {
         relatedTarget: relatedTarget
       });
@@ -1764,39 +1918,41 @@ var Modal = function ($) {
       this._setResizeEvent();
 
       $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
-        return _this9.hide(event);
+        return _this10.hide(event);
       });
 
       $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-        $(_this9._element).one(Event.MOUSEUP_DISMISS, function (event) {
-          if ($(event.target).is(_this9._element)) {
-            _this9._ignoreBackdropClick = true;
+        $(_this10._element).one(Event.MOUSEUP_DISMISS, function (event) {
+          if ($(event.target).is(_this10._element)) {
+            _this10._ignoreBackdropClick = true;
           }
         });
       });
 
       this._showBackdrop(function () {
-        return _this9._showElement(relatedTarget);
+        return _this10._showElement(relatedTarget);
       });
     };
 
     Modal.prototype.hide = function hide(event) {
-      var _this10 = this;
+      var _this11 = this;
 
       if (event) {
         event.preventDefault();
       }
 
-      if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+      if (this._isTransitioning || !this._isShown) {
+        return;
       }
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+
       if (transition) {
         this._isTransitioning = true;
       }
 
       var hideEvent = $.Event(Event.HIDE);
+
       $(this._element).trigger(hideEvent);
 
       if (!this._isShown || hideEvent.isDefaultPrevented()) {
@@ -1816,8 +1972,9 @@ var Modal = function ($) {
       $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
       if (transition) {
+
         $(this._element).one(Util.TRANSITION_END, function (event) {
-          return _this10._hideModal(event);
+          return _this11._hideModal(event);
         }).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         this._hideModal();
@@ -1836,10 +1993,13 @@ var Modal = function ($) {
       this._isShown = null;
       this._isBodyOverflowing = null;
       this._ignoreBackdropClick = null;
-      this._originalBodyPadding = null;
       this._scrollbarWidth = null;
     };
 
+    Modal.prototype.handleUpdate = function handleUpdate() {
+      this._adjustDialog();
+    };
+
     // private
 
     Modal.prototype._getConfig = function _getConfig(config) {
@@ -1849,7 +2009,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showElement = function _showElement(relatedTarget) {
-      var _this11 = this;
+      var _this12 = this;
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
 
@@ -1877,11 +2037,11 @@ var Modal = function ($) {
       });
 
       var transitionComplete = function transitionComplete() {
-        if (_this11._config.focus) {
-          _this11._element.focus();
+        if (_this12._config.focus) {
+          _this12._element.focus();
         }
-        _this11._isTransitioning = false;
-        $(_this11._element).trigger(shownEvent);
+        _this12._isTransitioning = false;
+        $(_this12._element).trigger(shownEvent);
       };
 
       if (transition) {
@@ -1892,23 +2052,24 @@ var Modal = function ($) {
     };
 
     Modal.prototype._enforceFocus = function _enforceFocus() {
-      var _this12 = this;
+      var _this13 = this;
 
       $(document).off(Event.FOCUSIN) // guard against infinite focus loop
       .on(Event.FOCUSIN, function (event) {
-        if (document !== event.target && _this12._element !== event.target && !$(_this12._element).has(event.target).length) {
-          _this12._element.focus();
+        if (document !== event.target && _this13._element !== event.target && !$(_this13._element).has(event.target).length) {
+          _this13._element.focus();
         }
       });
     };
 
     Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
-      var _this13 = this;
+      var _this14 = this;
 
       if (this._isShown && this._config.keyboard) {
         $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
           if (event.which === ESCAPE_KEYCODE) {
-            _this13.hide();
+            event.preventDefault();
+            _this14.hide();
           }
         });
       } else if (!this._isShown) {
@@ -1917,11 +2078,11 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setResizeEvent = function _setResizeEvent() {
-      var _this14 = this;
+      var _this15 = this;
 
       if (this._isShown) {
         $(window).on(Event.RESIZE, function (event) {
-          return _this14._handleUpdate(event);
+          return _this15.handleUpdate(event);
         });
       } else {
         $(window).off(Event.RESIZE);
@@ -1929,16 +2090,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype._hideModal = function _hideModal() {
-      var _this15 = this;
+      var _this16 = this;
 
       this._element.style.display = 'none';
-      this._element.setAttribute('aria-hidden', 'true');
+      this._element.setAttribute('aria-hidden', true);
       this._isTransitioning = false;
       this._showBackdrop(function () {
         $(document.body).removeClass(ClassName.OPEN);
-        _this15._resetAdjustments();
-        _this15._resetScrollbar();
-        $(_this15._element).trigger(Event.HIDDEN);
+        _this16._resetAdjustments();
+        _this16._resetScrollbar();
+        $(_this16._element).trigger(Event.HIDDEN);
       });
     };
 
@@ -1950,7 +2111,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showBackdrop = function _showBackdrop(callback) {
-      var _this16 = this;
+      var _this17 = this;
 
       var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
@@ -1967,17 +2128,17 @@ var Modal = function ($) {
         $(this._backdrop).appendTo(document.body);
 
         $(this._element).on(Event.CLICK_DISMISS, function (event) {
-          if (_this16._ignoreBackdropClick) {
-            _this16._ignoreBackdropClick = false;
+          if (_this17._ignoreBackdropClick) {
+            _this17._ignoreBackdropClick = false;
             return;
           }
           if (event.target !== event.currentTarget) {
             return;
           }
-          if (_this16._config.backdrop === 'static') {
-            _this16._element.focus();
+          if (_this17._config.backdrop === 'static') {
+            _this17._element.focus();
           } else {
-            _this16.hide();
+            _this17.hide();
           }
         });
 
@@ -2001,7 +2162,7 @@ var Modal = function ($) {
         $(this._backdrop).removeClass(ClassName.SHOW);
 
         var callbackRemove = function callbackRemove() {
-          _this16._removeBackdrop();
+          _this17._removeBackdrop();
           if (callback) {
             callback();
           }
@@ -2022,10 +2183,6 @@ var Modal = function ($) {
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
 
-    Modal.prototype._handleUpdate = function _handleUpdate() {
-      this._adjustDialog();
-    };
-
     Modal.prototype._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
 
@@ -2049,17 +2206,55 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setScrollbar = function _setScrollbar() {
-      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
-
-      this._originalBodyPadding = document.body.style.paddingRight || '';
+      var _this18 = this;
 
       if (this._isBodyOverflowing) {
-        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+
+        // Adjust fixed content padding
+        $(Selector.FIXED_CONTENT).each(function (index, element) {
+          var actualPadding = $(element)[0].style.paddingRight;
+          var calculatedPadding = $(element).css('padding-right');
+          $(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust navbar-toggler margin
+        $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+          var actualMargin = $(element)[0].style.marginRight;
+          var calculatedMargin = $(element).css('margin-right');
+          $(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust body padding
+        var actualPadding = document.body.style.paddingRight;
+        var calculatedPadding = $('body').css('padding-right');
+        $('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
       }
     };
 
     Modal.prototype._resetScrollbar = function _resetScrollbar() {
-      document.body.style.paddingRight = this._originalBodyPadding;
+      // Restore fixed content padding
+      $(Selector.FIXED_CONTENT).each(function (index, element) {
+        var padding = $(element).data('padding-right');
+        if (typeof padding !== 'undefined') {
+          $(element).css('padding-right', padding).removeData('padding-right');
+        }
+      });
+
+      // Restore navbar-toggler margin
+      $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+        var margin = $(element).data('margin-right');
+        if (typeof margin !== 'undefined') {
+          $(element).css('margin-right', margin).removeData('margin-right');
+        }
+      });
+
+      // Restore body padding
+      var padding = $('body').data('padding-right');
+      if (typeof padding !== 'undefined') {
+        $('body').css('padding-right', padding).removeData('padding-right');
+      }
     };
 
     Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
@@ -2067,7 +2262,7 @@ var Modal = function ($) {
       var scrollDiv = document.createElement('div');
       scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
       document.body.appendChild(scrollDiv);
-      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
     };
@@ -2117,7 +2312,7 @@ var Modal = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    var _this17 = this;
+    var _this19 = this;
 
     var target = void 0;
     var selector = Util.getSelectorFromElement(this);
@@ -2139,8 +2334,8 @@ var Modal = function ($) {
       }
 
       $target.one(Event.HIDDEN, function () {
-        if ($(_this17).is(':visible')) {
-          _this17.focus();
+        if ($(_this19).is(':visible')) {
+          _this19.focus();
         }
       });
     });
@@ -2207,18 +2402,15 @@ var ScrollSpy = function ($) {
   var ClassName = {
     DROPDOWN_ITEM: 'dropdown-item',
     DROPDOWN_MENU: 'dropdown-menu',
-    NAV_LINK: 'nav-link',
-    NAV: 'nav',
     ACTIVE: 'active'
   };
 
   var Selector = {
     DATA_SPY: '[data-spy="scroll"]',
     ACTIVE: '.active',
-    LIST_ITEM: '.list-item',
-    LI: 'li',
-    LI_DROPDOWN: 'li.dropdown',
+    NAV_LIST_GROUP: '.nav, .list-group',
     NAV_LINKS: '.nav-link',
+    LIST_ITEMS: '.list-group-item',
     DROPDOWN: '.dropdown',
     DROPDOWN_ITEMS: '.dropdown-item',
     DROPDOWN_TOGGLE: '.dropdown-toggle'
@@ -2237,21 +2429,21 @@ var ScrollSpy = function ($) {
 
   var ScrollSpy = function () {
     function ScrollSpy(element, config) {
-      var _this18 = this;
+      var _this20 = this;
 
       _classCallCheck(this, ScrollSpy);
 
       this._element = element;
       this._scrollElement = element.tagName === 'BODY' ? window : element;
       this._config = this._getConfig(config);
-      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
+      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
       this._offsets = [];
       this._targets = [];
       this._activeTarget = null;
       this._scrollHeight = 0;
 
       $(this._scrollElement).on(Event.SCROLL, function (event) {
-        return _this18._process(event);
+        return _this20._process(event);
       });
 
       this.refresh();
@@ -2263,7 +2455,7 @@ var ScrollSpy = function ($) {
     // public
 
     ScrollSpy.prototype.refresh = function refresh() {
-      var _this19 = this;
+      var _this21 = this;
 
       var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
 
@@ -2286,9 +2478,12 @@ var ScrollSpy = function ($) {
           target = $(targetSelector)[0];
         }
 
-        if (target && (target.offsetWidth || target.offsetHeight)) {
-          // todo (fat): remove sketch reliance on jQuery position/offset
-          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        if (target) {
+          var targetBCR = target.getBoundingClientRect();
+          if (targetBCR.width || targetBCR.height) {
+            // todo (fat): remove sketch reliance on jQuery position/offset
+            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+          }
         }
         return null;
       }).filter(function (item) {
@@ -2296,8 +2491,8 @@ var ScrollSpy = function ($) {
       }).sort(function (a, b) {
         return a[0] - b[0];
       }).forEach(function (item) {
-        _this19._offsets.push(item[0]);
-        _this19._targets.push(item[1]);
+        _this21._offsets.push(item[0]);
+        _this21._targets.push(item[1]);
       });
     };
 
@@ -2343,7 +2538,7 @@ var ScrollSpy = function ($) {
     };
 
     ScrollSpy.prototype._getOffsetHeight = function _getOffsetHeight() {
-      return this._scrollElement === window ? window.innerHeight : this._scrollElement.offsetHeight;
+      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
     };
 
     ScrollSpy.prototype._process = function _process() {
@@ -2395,9 +2590,11 @@ var ScrollSpy = function ($) {
         $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         $link.addClass(ClassName.ACTIVE);
       } else {
-        // todo (fat) this is kinda sus...
-        // recursively add actives to tested nav-links
-        $link.parents(Selector.LI).find('> ' + Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+        // Set triggered link as active
+        $link.addClass(ClassName.ACTIVE);
+        // Set triggered links parents as active
+        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE);
       }
 
       $(this._scrollElement).trigger(Event.ACTIVATE, {
@@ -2516,14 +2713,10 @@ var Tab = function ($) {
   };
 
   var Selector = {
-    A: 'a',
-    LI: 'li',
     DROPDOWN: '.dropdown',
-    LIST: 'ul:not(.dropdown-menu), ol:not(.dropdown-menu), nav:not(.dropdown-menu)',
-    FADE_CHILD: '> .nav-item .fade, > .fade',
+    NAV_LIST_GROUP: '.nav, .list-group',
     ACTIVE: '.active',
-    ACTIVE_CHILD: '> .nav-item > .active, > .active',
-    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"]',
+    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
     DROPDOWN_TOGGLE: '.dropdown-toggle',
     DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
   };
@@ -2546,7 +2739,7 @@ var Tab = function ($) {
     // public
 
     Tab.prototype.show = function show() {
-      var _this20 = this;
+      var _this22 = this;
 
       if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE) || $(this._element).hasClass(ClassName.DISABLED)) {
         return;
@@ -2554,7 +2747,7 @@ var Tab = function ($) {
 
       var target = void 0;
       var previous = void 0;
-      var listElement = $(this._element).closest(Selector.LIST)[0];
+      var listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0];
       var selector = Util.getSelectorFromElement(this._element);
 
       if (listElement) {
@@ -2588,7 +2781,7 @@ var Tab = function ($) {
 
       var complete = function complete() {
         var hiddenEvent = $.Event(Event.HIDDEN, {
-          relatedTarget: _this20._element
+          relatedTarget: _this22._element
         });
 
         var shownEvent = $.Event(Event.SHOWN, {
@@ -2596,7 +2789,7 @@ var Tab = function ($) {
         });
 
         $(previous).trigger(hiddenEvent);
-        $(_this20._element).trigger(shownEvent);
+        $(_this22._element).trigger(shownEvent);
       };
 
       if (target) {
@@ -2607,20 +2800,20 @@ var Tab = function ($) {
     };
 
     Tab.prototype.dispose = function dispose() {
-      $.removeClass(this._element, DATA_KEY);
+      $.removeData(this._element, DATA_KEY);
       this._element = null;
     };
 
     // private
 
     Tab.prototype._activate = function _activate(element, container, callback) {
-      var _this21 = this;
+      var _this23 = this;
 
-      var active = $(container).find(Selector.ACTIVE_CHILD)[0];
-      var isTransitioning = callback && Util.supportsTransitionEnd() && (active && $(active).hasClass(ClassName.FADE) || Boolean($(container).find(Selector.FADE_CHILD)[0]));
+      var active = $(container).find(Selector.ACTIVE)[0];
+      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $(active).hasClass(ClassName.FADE);
 
       var complete = function complete() {
-        return _this21._transitionComplete(element, active, isTransitioning, callback);
+        return _this23._transitionComplete(element, active, isTransitioning, callback);
       };
 
       if (active && isTransitioning) {
@@ -2730,7 +2923,7 @@ var Tab = function ($) {
   return Tab;
 }(jQuery);
 
-/* global Tether */
+/* global Popper */
 
 /**
  * --------------------------------------------------------------------------
@@ -2742,11 +2935,11 @@ var Tab = function ($) {
 var Tooltip = function ($) {
 
   /**
-   * Check for Tether dependency
-   * Tether - http://tether.io/
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
    */
-  if (typeof Tether === 'undefined') {
-    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap tooltips require Popper.js (https://popper.js.org)');
   }
 
   /**
@@ -2761,21 +2954,8 @@ var Tooltip = function ($) {
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var TRANSITION_DURATION = 150;
-  var CLASS_PREFIX = 'bs-tether';
-
-  var Default = {
-    animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
-    trigger: 'hover focus',
-    title: '',
-    delay: 0,
-    html: false,
-    selector: false,
-    placement: 'top',
-    offset: '0 0',
-    constraints: [],
-    container: false
-  };
+  var CLASS_PREFIX = 'bs-tooltip';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var DefaultType = {
     animation: 'boolean',
@@ -2786,16 +2966,31 @@ var Tooltip = function ($) {
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: 'string',
-    constraints: 'array',
-    container: '(string|element|boolean)'
+    offset: '(number|string)',
+    container: '(string|element|boolean)',
+    fallbackPlacement: '(string|array)'
   };
 
   var AttachmentMap = {
-    TOP: 'bottom center',
-    RIGHT: 'middle left',
-    BOTTOM: 'top center',
-    LEFT: 'middle right'
+    AUTO: 'auto',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom',
+    LEFT: 'left'
+  };
+
+  var Default = {
+    animation: true,
+    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow" x-arrow></div>' + '<div class="tooltip-inner"></div></div>',
+    trigger: 'hover focus',
+    title: '',
+    delay: 0,
+    html: false,
+    selector: false,
+    placement: 'top',
+    offset: 0,
+    container: false,
+    fallbackPlacement: 'flip'
   };
 
   var HoverState = {
@@ -2826,11 +3021,6 @@ var Tooltip = function ($) {
     TOOLTIP_INNER: '.tooltip-inner'
   };
 
-  var TetherClass = {
-    element: false,
-    enabled: false
-  };
-
   var Trigger = {
     HOVER: 'hover',
     FOCUS: 'focus',
@@ -2853,8 +3043,7 @@ var Tooltip = function ($) {
       this._timeout = 0;
       this._hoverState = '';
       this._activeTrigger = {};
-      this._isTransitioning = false;
-      this._tether = null;
+      this._popper = null;
 
       // protected
       this.element = element;
@@ -2911,8 +3100,6 @@ var Tooltip = function ($) {
     Tooltip.prototype.dispose = function dispose() {
       clearTimeout(this._timeout);
 
-      this.cleanupTether();
-
       $.removeData(this.element, this.constructor.DATA_KEY);
 
       $(this.element).off(this.constructor.EVENT_KEY);
@@ -2926,7 +3113,10 @@ var Tooltip = function ($) {
       this._timeout = null;
       this._hoverState = null;
       this._activeTrigger = null;
-      this._tether = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
 
       this.element = null;
       this.config = null;
@@ -2934,7 +3124,7 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype.show = function show() {
-      var _this22 = this;
+      var _this24 = this;
 
       if ($(this.element).css('display') === 'none') {
         throw new Error('Please use show on visible elements');
@@ -2942,9 +3132,6 @@ var Tooltip = function ($) {
 
       var showEvent = $.Event(this.constructor.Event.SHOW);
       if (this.isWithContent() && this._isEnabled) {
-        if (this._isTransitioning) {
-          throw new Error('Tooltip is transitioning');
-        }
         $(this.element).trigger(showEvent);
 
         var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
@@ -2968,68 +3155,86 @@ var Tooltip = function ($) {
         var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
         var attachment = this._getAttachment(placement);
+        this.addAttachmentClass(attachment);
 
         var container = this.config.container === false ? document.body : $(this.config.container);
 
-        $(tip).data(this.constructor.DATA_KEY, this).appendTo(container);
+        $(tip).data(this.constructor.DATA_KEY, this);
+
+        if (!$.contains(this.element.ownerDocument.documentElement, this.tip)) {
+          $(tip).appendTo(container);
+        }
 
         $(this.element).trigger(this.constructor.Event.INSERTED);
 
-        this._tether = new Tether({
-          attachment: attachment,
-          element: tip,
-          target: this.element,
-          classes: TetherClass,
-          classPrefix: CLASS_PREFIX,
-          offset: this.config.offset,
-          constraints: this.config.constraints,
-          addTargetClasses: false
+        this._popper = new Popper(this.element, tip, {
+          placement: attachment,
+          modifiers: {
+            offset: {
+              offset: this.config.offset
+            },
+            flip: {
+              behavior: this.config.fallbackPlacement
+            }
+          },
+          onCreate: function onCreate(data) {
+            if (data.originalPlacement !== data.placement) {
+              _this24._handlePopperPlacementChange(data);
+            }
+          },
+          onUpdate: function onUpdate(data) {
+            _this24._handlePopperPlacementChange(data);
+          }
         });
 
-        Util.reflow(tip);
-        this._tether.position();
-
         $(tip).addClass(ClassName.SHOW);
 
+        // if this is a touch-enabled device we add extra
+        // empty mouseover listeners to the body's immediate children;
+        // only needed because of broken event delegation on iOS
+        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().on('mouseover', null, $.noop);
+        }
+
         var complete = function complete() {
-          var prevHoverState = _this22._hoverState;
-          _this22._hoverState = null;
-          _this22._isTransitioning = false;
+          if (_this24.config.animation) {
+            _this24._fixTransition();
+          }
+          var prevHoverState = _this24._hoverState;
+          _this24._hoverState = null;
 
-          $(_this22.element).trigger(_this22.constructor.Event.SHOWN);
+          $(_this24.element).trigger(_this24.constructor.Event.SHOWN);
 
           if (prevHoverState === HoverState.OUT) {
-            _this22._leave(null, _this22);
+            _this24._leave(null, _this24);
           }
         };
 
         if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-          this._isTransitioning = true;
           $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-          return;
+        } else {
+          complete();
         }
-
-        complete();
       }
     };
 
     Tooltip.prototype.hide = function hide(callback) {
-      var _this23 = this;
+      var _this25 = this;
 
       var tip = this.getTipElement();
       var hideEvent = $.Event(this.constructor.Event.HIDE);
-      if (this._isTransitioning) {
-        throw new Error('Tooltip is transitioning');
-      }
       var complete = function complete() {
-        if (_this23._hoverState !== HoverState.SHOW && tip.parentNode) {
+        if (_this25._hoverState !== HoverState.SHOW && tip.parentNode) {
           tip.parentNode.removeChild(tip);
         }
 
-        _this23.element.removeAttribute('aria-describedby');
-        $(_this23.element).trigger(_this23.constructor.Event.HIDDEN);
-        _this23._isTransitioning = false;
-        _this23.cleanupTether();
+        _this25._cleanTipClass();
+        _this25.element.removeAttribute('aria-describedby');
+        $(_this25.element).trigger(_this25.constructor.Event.HIDDEN);
+        if (_this25._popper !== null) {
+          _this25._popper.destroy();
+        }
 
         if (callback) {
           callback();
@@ -3044,12 +3249,18 @@ var Tooltip = function ($) {
 
       $(tip).removeClass(ClassName.SHOW);
 
+      // if this is a touch-enabled device we remove the extra
+      // empty mouseover listeners we added for iOS support
+      if ('ontouchstart' in document.documentElement) {
+        $('body').children().off('mouseover', null, $.noop);
+      }
+
       this._activeTrigger[Trigger.CLICK] = false;
       this._activeTrigger[Trigger.FOCUS] = false;
       this._activeTrigger[Trigger.HOVER] = false;
 
       if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-        this._isTransitioning = true;
+
         $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         complete();
@@ -3058,24 +3269,30 @@ var Tooltip = function ($) {
       this._hoverState = '';
     };
 
+    Tooltip.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
+    };
+
     // protected
 
     Tooltip.prototype.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
     };
 
+    Tooltip.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Tooltip.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
 
     Tooltip.prototype.setContent = function setContent() {
       var $tip = $(this.getTipElement());
-
       this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
-
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     Tooltip.prototype.setElementContent = function setElementContent($element, content) {
@@ -3104,12 +3321,6 @@ var Tooltip = function ($) {
       return title;
     };
 
-    Tooltip.prototype.cleanupTether = function cleanupTether() {
-      if (this._tether) {
-        this._tether.destroy();
-      }
-    };
-
     // private
 
     Tooltip.prototype._getAttachment = function _getAttachment(placement) {
@@ -3117,28 +3328,28 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype._setListeners = function _setListeners() {
-      var _this24 = this;
+      var _this26 = this;
 
       var triggers = this.config.trigger.split(' ');
 
       triggers.forEach(function (trigger) {
         if (trigger === 'click') {
-          $(_this24.element).on(_this24.constructor.Event.CLICK, _this24.config.selector, function (event) {
-            return _this24.toggle(event);
+          $(_this26.element).on(_this26.constructor.Event.CLICK, _this26.config.selector, function (event) {
+            return _this26.toggle(event);
           });
         } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSEENTER : _this24.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSELEAVE : _this24.constructor.Event.FOCUSOUT;
+          var eventIn = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSEENTER : _this26.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSELEAVE : _this26.constructor.Event.FOCUSOUT;
 
-          $(_this24.element).on(eventIn, _this24.config.selector, function (event) {
-            return _this24._enter(event);
-          }).on(eventOut, _this24.config.selector, function (event) {
-            return _this24._leave(event);
+          $(_this26.element).on(eventIn, _this26.config.selector, function (event) {
+            return _this26._enter(event);
+          }).on(eventOut, _this26.config.selector, function (event) {
+            return _this26._leave(event);
           });
         }
 
-        $(_this24.element).closest('.modal').on('hide.bs.modal', function () {
-          return _this24.hide();
+        $(_this26.element).closest('.modal').on('hide.bs.modal', function () {
+          return _this26.hide();
         });
       });
 
@@ -3249,6 +3460,14 @@ var Tooltip = function ($) {
         };
       }
 
+      if (config.title && typeof config.title === 'number') {
+        config.title = config.title.toString();
+      }
+
+      if (config.content && typeof config.content === 'number') {
+        config.content = config.content.toString();
+      }
+
       Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
 
       return config;
@@ -3268,6 +3487,32 @@ var Tooltip = function ($) {
       return config;
     };
 
+    Tooltip.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
+    Tooltip.prototype._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
+      this._cleanTipClass();
+      this.addAttachmentClass(this._getAttachment(data.placement));
+    };
+
+    Tooltip.prototype._fixTransition = function _fixTransition() {
+      var tip = this.getTipElement();
+      var initConfigAnimation = this.config.animation;
+      if (tip.getAttribute('x-placement') !== null) {
+        return;
+      }
+      $(tip).removeClass(ClassName.FADE);
+      this.config.animation = false;
+      this.hide();
+      this.show();
+      this.config.animation = initConfigAnimation;
+    };
+
     // static
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
@@ -3369,12 +3614,14 @@ var Popover = function ($) {
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
+  var CLASS_PREFIX = 'bs-popover';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var Default = $.extend({}, Tooltip.Default, {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<div class="arrow" x-arrow></div>' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -3425,6 +3672,10 @@ var Popover = function ($) {
       return this.getTitle() || this._getContent();
     };
 
+    Popover.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Popover.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
@@ -3437,8 +3688,6 @@ var Popover = function ($) {
       this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     // private
@@ -3447,6 +3696,14 @@ var Popover = function ($) {
       return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
     };
 
+    Popover.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
     // static
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
@@ -3532,4 +3789,5 @@ var Popover = function ($) {
   return Popover;
 }(jQuery);
 
-}();
+
+})()
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap.min.js b/assets/javascripts/bootstrap.min.js
index d9c72df..31508ad 100644
--- a/assets/javascripts/bootstrap.min.js
+++ b/assets/javascripts/bootstrap.min.js
@@ -3,5 +3,282 @@
  * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
-if("undefined"==typeof jQuery)throw new Error("Bootstrap's JavaScript requires jQuery. jQuery must be included before Bootstrap's JavaScript.");+function(t){var e=t.fn.jquery.split(" ")[0].split(".");if(e[0]<2&&e[1]<9||1==e[0]&&9==e[1]&&e[2]<1||e[0]>=4)throw new Error("Bootstrap's JavaScript requires at least jQuery v1.9.1 but less than v4.0.0")}(jQuery),+function(){function t(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function e(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},o=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),r=function(t){function e(t){return{}.toString.call(t).match(/\s([a-zA-Z]+)/)[1].toLowerCase()}function n(t){return(t[0]||t).nodeType}function i(){return{bindType:a.end,delegateType:a.end,handle:function(e){if(t(e.target).is(this))return e.handleObj.handler.apply(this,arguments)}}}function o(){if(window.QUnit)return!1;var t=document.createElement("bootstrap");for(var e in h)if(void 0!==t.style[e])return{end:h[e]};return!1}function r(e){var n=this,i=!1;return t(this).one(c.TRANSITION_END,function(){i=!0}),setTimeout(function(){i||c.triggerTransitionEnd(n)},e),this}function s(){a=o(),t.fn.emulateTransitionEnd=r,c.supportsTransitionEnd()&&(t.event.special[c.TRANSITION_END]=i())}var a=!1,l=1e6,h={WebkitTransition:"webkitTransitionEnd",MozTransition:"transitionend",OTransition:"oTransitionEnd otransitionend",transition:"transitionend"},c={TRANSITION_END:"bsTransitionEnd",getUID:function(t){do t+=~~(Math.random()*l);while(document.getElementById(t));return t},getSelectorFromElement:function(t){var e=t.getAttribute("data-target");return e||(e=t.getAttribute("href")||"",e=/^#[a-z]/i.test(e)?e:null),e},reflow:function(t){return t.offsetHeight},triggerTransitionEnd:function(e){t(e).trigger(a.end)},supportsTransitionEnd:function(){return Boolean(a)},typeCheckConfig:function(t,i,o){for(var r in o)if(o.hasOwnProperty(r)){var s=o[r],a=i[r],l=a&&n(a)?"element":e(a);if(!new RegExp(s).test(l))throw new Error(t.toUpperCase()+": "+('Option "'+r+'" provided type "'+l+'" ')+('but expected type "'+s+'".'))}}};return s(),c}(jQuery),s=(function(t){var e="alert",i="4.0.0-alpha.6",s="bs.alert",a="."+s,l=".data-api",h=t.fn[e],c=150,u={DISMISS:'[data-dismiss="alert"]'},d={CLOSE:"close"+a,CLOSED:"closed"+a,CLICK_DATA_API:"click"+a+l},f={ALERT:"alert",FADE:"fade",SHOW:"show"},_=function(){function e(t){n(this,e),this._element=t}return e.prototype.close=function(t){t=t||this._element;var e=this._getRootElement(t),n=this._triggerCloseEvent(e);n.isDefaultPrevented()||this._removeElement(e)},e.prototype.dispose=function(){t.removeData(this._element,s),this._element=null},e.prototype._getRootElement=function(e){var n=r.getSelectorFromElement(e),i=!1;return n&&(i=t(n)[0]),i||(i=t(e).closest("."+f.ALERT)[0]),i},e.prototype._triggerCloseEvent=function(e){var n=t.Event(d.CLOSE);return t(e).trigger(n),n},e.prototype._removeElement=function(e){var n=this;return t(e).removeClass(f.SHOW),r.supportsTransitionEnd()&&t(e).hasClass(f.FADE)?void t(e).one(r.TRANSITION_END,function(t){return n._destroyElement(e,t)}).emulateTransitionEnd(c):void this._destroyElement(e)},e.prototype._destroyElement=function(e){t(e).detach().trigger(d.CLOSED).remove()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data(s);o||(o=new e(this),i.data(s,o)),"close"===n&&o[n](this)})},e._handleDismiss=function(t){return function(e){e&&e.preventDefault(),t.close(this)}},o(e,null,[{key:"VERSION",get:function(){return i}}]),e}();return t(document).on(d.CLICK_DATA_API,u.DISMISS,_._handleDismiss(new _)),t.fn[e]=_._jQueryInterface,t.fn[e].Constructor=_,t.fn[e].noConflict=function(){return t.fn[e]=h,_._jQueryInterface},_}(jQuery),function(t){var e="button",i="4.0.0-alpha.6",r="bs.button",s="."+r,a=".data-api",l=t.fn[e],h={ACTIVE:"active",BUTTON:"btn",FOCUS:"focus"},c={DATA_TOGGLE_CARROT:'[data-toggle^="button"]',DATA_TOGGLE:'[data-toggle="buttons"]',INPUT:"input",ACTIVE:".active",BUTTON:".btn"},u={CLICK_DATA_API:"click"+s+a,FOCUS_BLUR_DATA_API:"focus"+s+a+" "+("blur"+s+a)},d=function(){function e(t){n(this,e),this._element=t}return e.prototype.toggle=function(){var e=!0,n=t(this._element).closest(c.DATA_TOGGLE)[0];if(n){var i=t(this._element).find(c.INPUT)[0];if(i){if("radio"===i.type)if(i.checked&&t(this._element).hasClass(h.ACTIVE))e=!1;else{var o=t(n).find(c.ACTIVE)[0];o&&t(o).removeClass(h.ACTIVE)}e&&(i.checked=!t(this._element).hasClass(h.ACTIVE),t(i).trigger("change")),i.focus()}}this._element.setAttribute("aria-pressed",!t(this._element).hasClass(h.ACTIVE)),e&&t(this._element).toggleClass(h.ACTIVE)},e.prototype.dispose=function(){t.removeData(this._element,r),this._element=null},e._jQueryInterface=function(n){return this.each(function(){var i=t(this).data(r);i||(i=new e(this),t(this).data(r,i)),"toggle"===n&&i[n]()})},o(e,null,[{key:"VERSION",get:function(){return i}}]),e}();return t(document).on(u.CLICK_DATA_API,c.DATA_TOGGLE_CARROT,function(e){e.preventDefault();var n=e.target;t(n).hasClass(h.BUTTON)||(n=t(n).closest(c.BUTTON)),d._jQueryInterface.call(t(n),"toggle")}).on(u.FOCUS_BLUR_DATA_API,c.DATA_TOGGLE_CARROT,function(e){var n=t(e.target).closest(c.BUTTON)[0];t(n).toggleClass(h.FOCUS,/^focus(in)?$/.test(e.type))}),t.fn[e]=d._jQueryInterface,t.fn[e].Constructor=d,t.fn[e].noConflict=function(){return t.fn[e]=l,d._jQueryInterface},d}(jQuery),function(t){var e="carousel",s="4.0.0-alpha.6",a="bs.carousel",l="."+a,h=".data-api",c=t.fn[e],u=600,d=37,f=39,_={interval:5e3,keyboard:!0,slide:!1,pause:"hover",wrap:!0},g={interval:"(number|boolean)",keyboard:"boolean",slide:"(boolean|string)",pause:"(string|boolean)",wrap:"boolean"},p={NEXT:"next",PREV:"prev",LEFT:"left",RIGHT:"right"},m={SLIDE:"slide"+l,SLID:"slid"+l,KEYDOWN:"keydown"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l,LOAD_DATA_API:"load"+l+h,CLICK_DATA_API:"click"+l+h},E={CAROUSEL:"carousel",ACTIVE:"active",SLIDE:"slide",RIGHT:"carousel-item-right",LEFT:"carousel-item-left",NEXT:"carousel-item-next",PREV:"carousel-item-prev",ITEM:"carousel-item"},v={ACTIVE:".active",ACTIVE_ITEM:".active.carousel-item",ITEM:".carousel-item",NEXT_PREV:".carousel-item-next, .carousel-item-prev",INDICATORS:".carousel-indicators",DATA_SLIDE:"[data-slide], [data-slide-to]",DATA_RIDE:'[data-ride="carousel"]'},T=function(){function h(e,i){n(this,h),this._items=null,this._interval=null,this._activeElement=null,this._isPaused=!1,this._isSliding=!1,this._config=this._getConfig(i),this._element=t(e)[0],this._indicatorsElement=t(this._element).find(v.INDICATORS)[0],this._addEventListeners()}return h.prototype.next=function(){if(this._isSliding)throw new Error("Carousel is sliding");this._slide(p.NEXT)},h.prototype.nextWhenVisible=function(){document.hidden||this.next()},h.prototype.prev=function(){if(this._isSliding)throw new Error("Carousel is sliding");this._slide(p.PREVIOUS)},h.prototype.pause=function(e){e||(this._isPaused=!0),t(this._element).find(v.NEXT_PREV)[0]&&r.supportsTransitionEnd()&&(r.triggerTransitionEnd(this._element),this.cycle(!0)),clearInterval(this._interval),this._interval=null},h.prototype.cycle=function(t){t||(this._isPaused=!1),this._interval&&(clearInterval(this._interval),this._interval=null),this._config.interval&&!this._isPaused&&(this._interval=setInterval((document.visibilityState?this.nextWhenVisible:this.next).bind(this),this._config.interval))},h.prototype.to=function(e){var n=this;this._activeElement=t(this._element).find(v.ACTIVE_ITEM)[0];var i=this._getItemIndex(this._activeElement);if(!(e>this._items.length-1||e<0)){if(this._isSliding)return void t(this._element).one(m.SLID,function(){return n.to(e)});if(i===e)return this.pause(),void this.cycle();var o=e>i?p.NEXT:p.PREVIOUS;this._slide(o,this._items[e])}},h.prototype.dispose=function(){t(this._element).off(l),t.removeData(this._element,a),this._items=null,this._config=null,this._element=null,this._interval=null,this._isPaused=null,this._isSliding=null,this._activeElement=null,this._indicatorsElement=null},h.prototype._getConfig=function(n){return n=t.extend({},_,n),r.typeCheckConfig(e,n,g),n},h.prototype._addEventListeners=function(){var e=this;this._config.keyboard&&t(this._element).on(m.KEYDOWN,function(t){return e._keydown(t)}),"hover"!==this._config.pause||"ontouchstart"in document.documentElement||t(this._element).on(m.MOUSEENTER,function(t){return e.pause(t)}).on(m.MOUSELEAVE,function(t){return e.cycle(t)})},h.prototype._keydown=function(t){if(!/input|textarea/i.test(t.target.tagName))switch(t.which){case d:t.preventDefault(),this.prev();break;case f:t.preventDefault(),this.next();break;default:return}},h.prototype._getItemIndex=function(e){return 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e="collapse",s="4.0.0-alpha.6",a="bs.collapse",l="."+a,h=".data-api",c=t.fn[e],u=600,d={toggle:!0,parent:""},f={toggle:"boolean",parent:"string"},_={SHOW:"show"+l,SHOWN:"shown"+l,HIDE:"hide"+l,HIDDEN:"hidden"+l,CLICK_DATA_API:"click"+l+h},g={SHOW:"show",COLLAPSE:"collapse",COLLAPSING:"collapsing",COLLAPSED:"collapsed"},p={WIDTH:"width",HEIGHT:"height"},m={ACTIVES:".card > .show, .card > .collapsing",DATA_TOGGLE:'[data-toggle="collapse"]'},E=function(){function l(e,i){n(this,l),this._isTransitioning=!1,this._element=e,this._config=this._getConfig(i),this._triggerArray=t.makeArray(t('[data-toggle="collapse"][href="#'+e.id+'"],'+('[data-toggle="collapse"][data-target="#'+e.id+'"]'))),this._parent=this._config.parent?this._getParent():null,this._config.parent||this._addAriaAndCollapsedClass(this._element,this._triggerArray),this._config.toggle&&this.toggle()}return l.prototype.toggle=function(){t(this._element).hasClass(g.SHOW)?this.hide():this.show()},l.prototype.show=function(){var e=this;if(this._isTransitioning)throw new Error("Collapse is transitioning");if(!t(this._element).hasClass(g.SHOW)){var n=void 0,i=void 0;if(this._parent&&(n=t.makeArray(t(this._parent).find(m.ACTIVES)),n.length||(n=null)),!(n&&(i=t(n).data(a),i&&i._isTransitioning))){var o=t.Event(_.SHOW);if(t(this._element).trigger(o),!o.isDefaultPrevented()){n&&(l._jQueryInterface.call(t(n),"hide"),i||t(n).data(a,null));var s=this._getDimension();t(this._element).removeClass(g.COLLAPSE).addClass(g.COLLAPSING),this._element.style[s]=0,this._element.setAttribute("aria-expanded",!0),this._triggerArray.length&&t(this._triggerArray).removeClass(g.COLLAPSED).attr("aria-expanded",!0),this.setTransitioning(!0);var h=function(){t(e._element).removeClass(g.COLLAPSING).addClass(g.COLLAPSE).addClass(g.SHOW),e._element.style[s]="",e.setTransitioning(!1),t(e._element).trigger(_.SHOWN)};if(!r.supportsTransitionEnd())return void h();var 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e="dropdown",i="4.0.0-alpha.6",s="bs.dropdown",a="."+s,l=".data-api",h=t.fn[e],c=27,u=38,d=40,f=3,_={HIDE:"hide"+a,HIDDEN:"hidden"+a,SHOW:"show"+a,SHOWN:"shown"+a,CLICK:"click"+a,CLICK_DATA_API:"click"+a+l,FOCUSIN_DATA_API:"focusin"+a+l,KEYDOWN_DATA_API:"keydown"+a+l},g={BACKDROP:"dropdown-backdrop",DISABLED:"disabled",SHOW:"show"},p={BACKDROP:".dropdown-backdrop",DATA_TOGGLE:'[data-toggle="dropdown"]',FORM_CHILD:".dropdown form",ROLE_MENU:'[role="menu"]',ROLE_LISTBOX:'[role="listbox"]',NAVBAR_NAV:".navbar-nav",VISIBLE_ITEMS:'[role="menu"] li:not(.disabled) a, [role="listbox"] li:not(.disabled) a'},m=function(){function e(t){n(this,e),this._element=t,this._addEventListeners()}return e.prototype.toggle=function(){if(this.disabled||t(this).hasClass(g.DISABLED))return!1;var n=e._getParentFromElement(this),i=t(n).hasClass(g.SHOW);if(e._clearMenus(),i)return!1;if("ontouchstart"in document.documentElement&&!t(n).closest(p.NAVBAR_NAV).length){var o=document.createElement("div");o.className=g.BACKDROP,t(o).insertBefore(this),t(o).on("click",e._clearMenus)}var r={relatedTarget:this},s=t.Event(_.SHOW,r);return t(n).trigger(s),!s.isDefaultPrevented()&&(this.focus(),this.setAttribute("aria-expanded",!0),t(n).toggleClass(g.SHOW),t(n).trigger(t.Event(_.SHOWN,r)),!1)},e.prototype.dispose=function(){t.removeData(this._element,s),t(this._element).off(a),this._element=null},e.prototype._addEventListeners=function(){t(this._element).on(_.CLICK,this.toggle)},e._jQueryInterface=function(n){return this.each(function(){var i=t(this).data(s);if(i||(i=new e(this),t(this).data(s,i)),"string"==typeof n){if(void 0===i[n])throw new Error('No method named "'+n+'"');i[n].call(this)}})},e._clearMenus=function(n){if(!n||n.which!==f){var i=t(p.BACKDROP)[0];i&&i.parentNode.removeChild(i);for(var o=t.makeArray(t(p.DATA_TOGGLE)),r=0;r<o.length;r++){var s=e._getParentFromElement(o[r]),a={relatedTarget:o[r]};if(t(s).hasClass(g.SHOW)&&!(n&&("click"===n.type&&/input|textarea/i.test(n.target.tagName)||"focusin"===n.type)&&t.contains(s,n.target))){var l=t.Event(_.HIDE,a);t(s).trigger(l),l.isDefaultPrevented()||(o[r].setAttribute("aria-expanded","false"),t(s).removeClass(g.SHOW).trigger(t.Event(_.HIDDEN,a)))}}}},e._getParentFromElement=function(e){var n=void 0,i=r.getSelectorFromElement(e);return i&&(n=t(i)[0]),n||e.parentNode},e._dataApiKeydownHandler=function(n){if(/(38|40|27|32)/.test(n.which)&&!/input|textarea/i.test(n.target.tagName)&&(n.preventDefault(),n.stopPropagation(),!this.disabled&&!t(this).hasClass(g.DISABLED))){var i=e._getParentFromElement(this),o=t(i).hasClass(g.SHOW);if(!o&&n.which!==c||o&&n.which===c){if(n.which===c){var r=t(i).find(p.DATA_TOGGLE)[0];t(r).trigger("focus")}return void t(this).trigger("click")}var s=t(i).find(p.VISIBLE_ITEMS).get();if(s.length){var 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e="modal",s="4.0.0-alpha.6",a="bs.modal",l="."+a,h=".data-api",c=t.fn[e],u=300,d=150,f=27,_={backdrop:!0,keyboard:!0,focus:!0,show:!0},g={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},p={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,FOCUSIN:"focusin"+l,RESIZE:"resize"+l,CLICK_DISMISS:"click.dismiss"+l,KEYDOWN_DISMISS:"keydown.dismiss"+l,MOUSEUP_DISMISS:"mouseup.dismiss"+l,MOUSEDOWN_DISMISS:"mousedown.dismiss"+l,CLICK_DATA_API:"click"+l+h},m={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},E={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top"},v=function(){function h(e,i){n(this,h),this._config=this._getConfig(i),this._element=e,this._dialog=t(e).find(E.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._isTransitioning=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}return h.prototype.toggle=function(t){return this._isShown?this.hide():this.show(t)},h.prototype.show=function(e){var n=this;if(this._isTransitioning)throw new Error("Modal is transitioning");r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE)&&(this._isTransitioning=!0);var i=t.Event(p.SHOW,{relatedTarget:e});t(this._element).trigger(i),this._isShown||i.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),t(document.body).addClass(m.OPEN),this._setEscapeEvent(),this._setResizeEvent(),t(this._element).on(p.CLICK_DISMISS,E.DATA_DISMISS,function(t){return n.hide(t)}),t(this._dialog).on(p.MOUSEDOWN_DISMISS,function(){t(n._element).one(p.MOUSEUP_DISMISS,function(e){t(e.target).is(n._element)&&(n._ignoreBackdropClick=!0)})}),this._showBackdrop(function(){return n._showElement(e)}))},h.prototype.hide=function(e){var n=this;if(e&&e.preventDefault(),this._isTransitioning)throw new Error("Modal is transitioning");var i=r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE);i&&(this._isTransitioning=!0);var o=t.Event(p.HIDE);t(this._element).trigger(o),this._isShown&&!o.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),t(document).off(p.FOCUSIN),t(this._element).removeClass(m.SHOW),t(this._element).off(p.CLICK_DISMISS),t(this._dialog).off(p.MOUSEDOWN_DISMISS),i?t(this._element).one(r.TRANSITION_END,function(t){return n._hideModal(t)}).emulateTransitionEnd(u):this._hideModal())},h.prototype.dispose=function(){t.removeData(this._element,a),t(window,document,this._element,this._backdrop).off(l),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._originalBodyPadding=null,this._scrollbarWidth=null},h.prototype._getConfig=function(n){return n=t.extend({},_,n),r.typeCheckConfig(e,n,g),n},h.prototype._showElement=function(e){var n=this,i=r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&r.reflow(this._element),t(this._element).addClass(m.SHOW),this._config.focus&&this._enforceFocus();var o=t.Event(p.SHOWN,{relatedTarget:e}),s=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,t(n._element).trigger(o)};i?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(u):s()},h.prototype._enforceFocus=function(){var e=this;t(document).off(p.FOCUSIN).on(p.FOCUSIN,function(n){document===n.target||e._element===n.target||t(e._element).has(n.target).length||e._element.focus()})},h.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(p.KEYDOWN_DISMISS,function(t){t.which===f&&e.hide()}):this._isShown||t(this._element).off(p.KEYDOWN_DISMISS)},h.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(p.RESIZE,function(t){return e._handleUpdate(t)}):t(window).off(p.RESIZE)},h.prototype._hideModal=function(){var e=this;this._element.style.display="none",this._element.setAttribute("aria-hidden","true"),this._isTransitioning=!1,this._showBackdrop(function(){t(document.body).removeClass(m.OPEN),e._resetAdjustments(),e._resetScrollbar(),t(e._element).trigger(p.HIDDEN)})},h.prototype._removeBackdrop=function(){this._backdrop&&(t(this._backdrop).remove(),this._backdrop=null)},h.prototype._showBackdrop=function(e){var n=this,i=t(this._element).hasClass(m.FADE)?m.FADE:"";if(this._isShown&&this._config.backdrop){var o=r.supportsTransitionEnd()&&i;if(this._backdrop=document.createElement("div"),this._backdrop.className=m.BACKDROP,i&&t(this._backdrop).addClass(i),t(this._backdrop).appendTo(document.body),t(this._element).on(p.CLICK_DISMISS,function(t){return n._ignoreBackdropClick?void(n._ignoreBackdropClick=!1):void(t.target===t.currentTarget&&("static"===n._config.backdrop?n._element.focus():n.hide()))}),o&&r.reflow(this._backdrop),t(this._backdrop).addClass(m.SHOW),!e)return;if(!o)return void e();t(this._backdrop).one(r.TRANSITION_END,e).emulateTransitionEnd(d)}else if(!this._isShown&&this._backdrop){t(this._backdrop).removeClass(m.SHOW);var s=function(){n._removeBackdrop(),e&&e()};r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE)?t(this._backdrop).one(r.TRANSITION_END,s).emulateTransitionEnd(d):s()}else e&&e()},h.prototype._handleUpdate=function(){this._adjustDialog()},h.prototype._adjustDialog=function(){var t=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&t&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!t&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},h.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},h.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},h.prototype._setScrollbar=function(){var e=parseInt(t(E.FIXED_CONTENT).css("padding-right")||0,10);this._originalBodyPadding=document.body.style.paddingRight||"",this._isBodyOverflowing&&(document.body.style.paddingRight=e+this._scrollbarWidth+"px")},h.prototype._resetScrollbar=function(){document.body.style.paddingRight=this._originalBodyPadding},h.prototype._getScrollbarWidth=function(){var t=document.createElement("div");t.className=m.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.offsetWidth-t.clientWidth;return document.body.removeChild(t),e},h._jQueryInterface=function(e,n){return this.each(function(){var o=t(this).data(a),r=t.extend({},h.Default,t(this).data(),"object"===("undefined"==typeof e?"undefined":i(e))&&e);if(o||(o=new h(this,r),t(this).data(a,o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](n)}else r.show&&o.show(n)})},o(h,null,[{key:"VERSION",get:function(){return s}},{key:"Default",get:function(){return _}}]),h}();return t(document).on(p.CLICK_DATA_API,E.DATA_TOGGLE,function(e){var n=this,i=void 0,o=r.getSelectorFromElement(this);o&&(i=t(o)[0]);var s=t(i).data(a)?"toggle":t.extend({},t(i).data(),t(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||e.preventDefault();var l=t(i).one(p.SHOW,function(e){e.isDefaultPrevented()||l.one(p.HIDDEN,function(){t(n).is(":visible")&&n.focus()})});v._jQueryInterface.call(t(i),s,this)}),t.fn[e]=v._jQueryInterface,t.fn[e].Constructor=v,t.fn[e].noConflict=function(){return t.fn[e]=c,v._jQueryInterface},v}(jQuery),function(t){var e="scrollspy",s="4.0.0-alpha.6",a="bs.scrollspy",l="."+a,h=".data-api",c=t.fn[e],u={offset:10,method:"auto",target:""},d={offset:"number",method:"string",target:"(string|element)"},f={ACTIVATE:"activate"+l,SCROLL:"scroll"+l,LOAD_DATA_API:"load"+l+h},_={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",NAV_LINK:"nav-link",NAV:"nav",ACTIVE:"active"},g={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",LIST_ITEM:".list-item",LI:"li",LI_DROPDOWN:"li.dropdown",NAV_LINKS:".nav-link",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},p={OFFSET:"offset",POSITION:"position"},m=function(){function h(e,i){var o=this;n(this,h),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(i),this._selector=this._config.target+" "+g.NAV_LINKS+","+(this._config.target+" "+g.DROPDOWN_ITEMS),this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(f.SCROLL,function(t){return o._process(t)}),this.refresh(),this._process()}return h.prototype.refresh=function(){var e=this,n=this._scrollElement!==this._scrollElement.window?p.POSITION:p.OFFSET,i="auto"===this._config.method?n:this._config.method,o=i===p.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight();var s=t.makeArray(t(this._selector));s.map(function(e){var n=void 0,s=r.getSelectorFromElement(e);return s&&(n=t(s)[0]),n&&(n.offsetWidth||n.offsetHeight)?[t(n)[i]().top+o,s]:null}).filter(function(t){return t}).sort(function(t,e){return t[0]-e[0]}).forEach(function(t){e._offsets.push(t[0]),e._targets.push(t[1])})},h.prototype.dispose=function(){t.removeData(this._element,a),t(this._scrollElement).off(l),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null},h.prototype._getConfig=function(n){if(n=t.extend({},u,n),"string"!=typeof n.target){var i=t(n.target).attr("id");i||(i=r.getUID(e),t(n.target).attr("id",i)),n.target="#"+i}return r.typeCheckConfig(e,n,d),n},h.prototype._getScrollTop=function(){return this._scrollElement===window?this._scrollElement.pageYOffset:this._scrollElement.scrollTop},h.prototype._getScrollHeight=function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)},h.prototype._getOffsetHeight=function(){return this._scrollElement===window?window.innerHeight:this._scrollElement.offsetHeight},h.prototype._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),n=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),t>=n){var i=this._targets[this._targets.length-1];return void(this._activeTarget!==i&&this._activate(i))}if(this._activeTarget&&t<this._offsets[0]&&this._offsets[0]>0)return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;){var r=this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&(void 0===this._offsets[o+1]||t<this._offsets[o+1]);r&&this._activate(this._targets[o])}},h.prototype._activate=function(e){this._activeTarget=e,this._clear();var n=this._selector.split(",");n=n.map(function(t){return t+'[data-target="'+e+'"],'+(t+'[href="'+e+'"]')});var i=t(n.join(","));i.hasClass(_.DROPDOWN_ITEM)?(i.closest(g.DROPDOWN).find(g.DROPDOWN_TOGGLE).addClass(_.ACTIVE),i.addClass(_.ACTIVE)):i.parents(g.LI).find("> "+g.NAV_LINKS).addClass(_.ACTIVE),t(this._scrollElement).trigger(f.ACTIVATE,{relatedTarget:e})},h.prototype._clear=function(){t(this._selector).filter(g.ACTIVE).removeClass(_.ACTIVE)},h._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(a),o="object"===("undefined"==typeof e?"undefined":i(e))&&e;
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n=t.Event(u.HIDDEN,{relatedTarget:e._element}),o=t.Event(u.SHOWN,{relatedTarget:i});t(i).trigger(n),t(e._element).trigger(o)};n?this._activate(n,n.parentNode,h):h()}}},e.prototype.dispose=function(){t.removeClass(this._element,s),this._element=null},e.prototype._activate=function(e,n,i){var o=this,s=t(n).find(f.ACTIVE_CHILD)[0],a=i&&r.supportsTransitionEnd()&&(s&&t(s).hasClass(d.FADE)||Boolean(t(n).find(f.FADE_CHILD)[0])),l=function(){return o._transitionComplete(e,s,a,i)};s&&a?t(s).one(r.TRANSITION_END,l).emulateTransitionEnd(c):l(),s&&t(s).removeClass(d.SHOW)},e.prototype._transitionComplete=function(e,n,i,o){if(n){t(n).removeClass(d.ACTIVE);var s=t(n.parentNode).find(f.DROPDOWN_ACTIVE_CHILD)[0];s&&t(s).removeClass(d.ACTIVE),n.setAttribute("aria-expanded",!1)}if(t(e).addClass(d.ACTIVE),e.setAttribute("aria-expanded",!0),i?(r.reflow(e),t(e).addClass(d.SHOW)):t(e).removeClass(d.FADE),e.parentNode&&t(e.parentNode).hasClass(d.DROPDOWN_MENU)){var a=t(e).closest(f.DROPDOWN)[0];a&&t(a).find(f.DROPDOWN_TOGGLE).addClass(d.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data(s);if(o||(o=new e(this),i.data(s,o)),"string"==typeof n){if(void 0===o[n])throw new Error('No method named "'+n+'"');o[n]()}})},o(e,null,[{key:"VERSION",get:function(){return i}}]),e}();return t(document).on(u.CLICK_DATA_API,f.DATA_TOGGLE,function(e){e.preventDefault(),_._jQueryInterface.call(t(this),"show")}),t.fn[e]=_._jQueryInterface,t.fn[e].Constructor=_,t.fn[e].noConflict=function(){return t.fn[e]=h,_._jQueryInterface},_}(jQuery),function(t){if("undefined"==typeof Tether)throw new Error("Bootstrap tooltips require Tether (http://tether.io/)");var e="tooltip",s="4.0.0-alpha.6",a="bs.tooltip",l="."+a,h=t.fn[e],c=150,u="bs-tether",d={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:"0 0",constraints:[],container:!1},f={animation:"boolean",template:"string",title:"(string|element|function)",trigger:"string",delay:"(number|object)",html:"boolean",selector:"(string|boolean)",placement:"(string|function)",offset:"string",constraints:"array",container:"(string|element|boolean)"},_={TOP:"bottom center",RIGHT:"middle left",BOTTOM:"top center",LEFT:"middle right"},g={SHOW:"show",OUT:"out"},p={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,INSERTED:"inserted"+l,CLICK:"click"+l,FOCUSIN:"focusin"+l,FOCUSOUT:"focusout"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l},m={FADE:"fade",SHOW:"show"},E={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner"},v={element:!1,enabled:!1},T={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},I=function(){function h(t,e){n(this,h),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._isTransitioning=!1,this._tether=null,this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}return h.prototype.enable=function(){this._isEnabled=!0},h.prototype.disable=function(){this._isEnabled=!1},h.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},h.prototype.toggle=function(e){if(e){var n=this.constructor.DATA_KEY,i=t(e.currentTarget).data(n);i||(i=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(t(this.getTipElement()).hasClass(m.SHOW))return void this._leave(null,this);this._enter(null,this)}},h.prototype.dispose=function(){clearTimeout(this._timeout),this.cleanupTether(),t.removeData(this.element,this.constructor.DATA_KEY),t(this.element).off(this.constructor.EVENT_KEY),t(this.element).closest(".modal").off("hide.bs.modal"),this.tip&&t(this.tip).remove(),this._isEnabled=null,this._timeout=null,this._hoverState=null,this._activeTrigger=null,this._tether=null,this.element=null,this.config=null,this.tip=null},h.prototype.show=function(){var e=this;if("none"===t(this.element).css("display"))throw new Error("Please use show on visible elements");var n=t.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){if(this._isTransitioning)throw new Error("Tooltip is transitioning");t(this.element).trigger(n);var i=t.contains(this.element.ownerDocument.documentElement,this.element);if(n.isDefaultPrevented()||!i)return;var o=this.getTipElement(),s=r.getUID(this.constructor.NAME);o.setAttribute("id",s),this.element.setAttribute("aria-describedby",s),this.setContent(),this.config.animation&&t(o).addClass(m.FADE);var a="function"==typeof this.config.placement?this.config.placement.call(this,o,this.element):this.config.placement,l=this._getAttachment(a),c=this.config.container===!1?document.body:t(this.config.container);t(o).data(this.constructor.DATA_KEY,this).appendTo(c),t(this.element).trigger(this.constructor.Event.INSERTED),this._tether=new Tether({attachment:l,element:o,target:this.element,classes:v,classPrefix:u,offset:this.config.offset,constraints:this.config.constraints,addTargetClasses:!1}),r.reflow(o),this._tether.position(),t(o).addClass(m.SHOW);var d=function(){var n=e._hoverState;e._hoverState=null,e._isTransitioning=!1,t(e.element).trigger(e.constructor.Event.SHOWN),n===g.OUT&&e._leave(null,e)};if(r.supportsTransitionEnd()&&t(this.tip).hasClass(m.FADE))return this._isTransitioning=!0,void t(this.tip).one(r.TRANSITION_END,d).emulateTransitionEnd(h._TRANSITION_DURATION);d()}},h.prototype.hide=function(e){var n=this,i=this.getTipElement(),o=t.Event(this.constructor.Event.HIDE);if(this._isTransitioning)throw new Error("Tooltip is transitioning");var s=function(){n._hoverState!==g.SHOW&&i.parentNode&&i.parentNode.removeChild(i),n.element.removeAttribute("aria-describedby"),t(n.element).trigger(n.constructor.Event.HIDDEN),n._isTransitioning=!1,n.cleanupTether(),e&&e()};t(this.element).trigger(o),o.isDefaultPrevented()||(t(i).removeClass(m.SHOW),this._activeTrigger[T.CLICK]=!1,this._activeTrigger[T.FOCUS]=!1,this._activeTrigger[T.HOVER]=!1,r.supportsTransitionEnd()&&t(this.tip).hasClass(m.FADE)?(this._isTransitioning=!0,t(i).one(r.TRANSITION_END,s).emulateTransitionEnd(c)):s(),this._hoverState="")},h.prototype.isWithContent=function(){return Boolean(this.getTitle())},h.prototype.getTipElement=function(){return this.tip=this.tip||t(this.config.template)[0]},h.prototype.setContent=function(){var e=t(this.getTipElement());this.setElementContent(e.find(E.TOOLTIP_INNER),this.getTitle()),e.removeClass(m.FADE+" "+m.SHOW),this.cleanupTether()},h.prototype.setElementContent=function(e,n){var o=this.config.html;"object"===("undefined"==typeof n?"undefined":i(n))&&(n.nodeType||n.jquery)?o?t(n).parent().is(e)||e.empty().append(n):e.text(t(n).text()):e[o?"html":"text"](n)},h.prototype.getTitle=function(){var t=this.element.getAttribute("data-original-title");return t||(t="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),t},h.prototype.cleanupTether=function(){this._tether&&this._tether.destroy()},h.prototype._getAttachment=function(t){return _[t.toUpperCase()]},h.prototype._setListeners=function(){var e=this,n=this.config.trigger.split(" ");n.forEach(function(n){if("click"===n)t(e.element).on(e.constructor.Event.CLICK,e.config.selector,function(t){return e.toggle(t)});else if(n!==T.MANUAL){var i=n===T.HOVER?e.constructor.Event.MOUSEENTER:e.constructor.Event.FOCUSIN,o=n===T.HOVER?e.constructor.Event.MOUSELEAVE:e.constructor.Event.FOCUSOUT;t(e.element).on(i,e.config.selector,function(t){return e._enter(t)}).on(o,e.config.selector,function(t){return e._leave(t)})}t(e.element).closest(".modal").on("hide.bs.modal",function(){return e.hide()})}),this.config.selector?this.config=t.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()},h.prototype._fixTitle=function(){var t=i(this.element.getAttribute("data-original-title"));(this.element.getAttribute("title")||"string"!==t)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))},h.prototype._enter=function(e,n){var i=this.constructor.DATA_KEY;return n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusin"===e.type?T.FOCUS:T.HOVER]=!0),t(n.getTipElement()).hasClass(m.SHOW)||n._hoverState===g.SHOW?void(n._hoverState=g.SHOW):(clearTimeout(n._timeout),n._hoverState=g.SHOW,n.config.delay&&n.config.delay.show?void(n._timeout=setTimeout(function(){n._hoverState===g.SHOW&&n.show()},n.config.delay.show)):void n.show())},h.prototype._leave=function(e,n){var i=this.constructor.DATA_KEY;if(n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusout"===e.type?T.FOCUS:T.HOVER]=!1),!n._isWithActiveTrigger())return clearTimeout(n._timeout),n._hoverState=g.OUT,n.config.delay&&n.config.delay.hide?void(n._timeout=setTimeout(function(){n._hoverState===g.OUT&&n.hide()},n.config.delay.hide)):void n.hide()},h.prototype._isWithActiveTrigger=function(){for(var t in this._activeTrigger)if(this._activeTrigger[t])return!0;return!1},h.prototype._getConfig=function(n){return n=t.extend({},this.constructor.Default,t(this.element).data(),n),n.delay&&"number"==typeof n.delay&&(n.delay={show:n.delay,hide:n.delay}),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},h.prototype._getDelegateConfig=function(){var t={};if(this.config)for(var e in this.config)this.constructor.Default[e]!==this.config[e]&&(t[e]=this.config[e]);return t},h._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(a),o="object"===("undefined"==typeof e?"undefined":i(e))&&e;if((n||!/dispose|hide/.test(e))&&(n||(n=new h(this,o),t(this).data(a,n)),"string"==typeof e)){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(h,null,[{key:"VERSION",get:function(){return s}},{key:"Default",get:function(){return d}},{key:"NAME",get:function(){return e}},{key:"DATA_KEY",get:function(){return a}},{key:"Event",get:function(){return p}},{key:"EVENT_KEY",get:function(){return l}},{key:"DefaultType",get:function(){return f}}]),h}();return t.fn[e]=I._jQueryInterface,t.fn[e].Constructor=I,t.fn[e].noConflict=function(){return t.fn[e]=h,I._jQueryInterface},I}(jQuery));(function(r){var a="popover",l="4.0.0-alpha.6",h="bs.popover",c="."+h,u=r.fn[a],d=r.extend({},s.Default,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><h3 class="popover-title"></h3><div class="popover-content"></div></div>'}),f=r.extend({},s.DefaultType,{content:"(string|element|function)"}),_={FADE:"fade",SHOW:"show"},g={TITLE:".popover-title",CONTENT:".popover-content"},p={HIDE:"hide"+c,HIDDEN:"hidden"+c,SHOW:"show"+c,SHOWN:"shown"+c,INSERTED:"inserted"+c,CLICK:"click"+c,FOCUSIN:"focusin"+c,FOCUSOUT:"focusout"+c,MOUSEENTER:"mouseenter"+c,MOUSELEAVE:"mouseleave"+c},m=function(s){function u(){return n(this,u),t(this,s.apply(this,arguments))}return e(u,s),u.prototype.isWithContent=function(){return this.getTitle()||this._getContent()},u.prototype.getTipElement=function(){return this.tip=this.tip||r(this.config.template)[0]},u.prototype.setContent=function(){var t=r(this.getTipElement());this.setElementContent(t.find(g.TITLE),this.getTitle()),this.setElementContent(t.find(g.CONTENT),this._getContent()),t.removeClass(_.FADE+" "+_.SHOW),this.cleanupTether()},u.prototype._getContent=function(){return this.element.getAttribute("data-content")||("function"==typeof this.config.content?this.config.content.call(this.element):this.config.content)},u._jQueryInterface=function(t){return this.each(function(){var e=r(this).data(h),n="object"===("undefined"==typeof t?"undefined":i(t))?t:null;if((e||!/destroy|hide/.test(t))&&(e||(e=new u(this,n),r(this).data(h,e)),"string"==typeof t)){if(void 0===e[t])throw new Error('No method named "'+t+'"');e[t]()}})},o(u,null,[{key:"VERSION",get:function(){return l}},{key:"Default",get:function(){return d}},{key:"NAME",get:function(){return a}},{key:"DATA_KEY",get:function(){return h}},{key:"Event",get:function(){return p}},{key:"EVENT_KEY",get:function(){return c}},{key:"DefaultType",get:function(){return f}}]),u}(s);return r.fn[a]=m._jQueryInterface,r.fn[a].Constructor=m,r.fn[a].noConflict=function(){return r.fn[a]=u,m._jQueryInterface},m})(jQuery)}();
\ No newline at end of file
+if("undefined"==typeof jQuery)throw new Error("Bootstrap's JavaScript requires jQuery. jQuery must be included before Bootstrap's JavaScript.");!function(t){var e=t.fn.jquery.split(" ")[0].split(".");if(e[0]<2&&e[1]<9||1==e[0]&&9==e[1]&&e[2]<1||e[0]>=4)throw new Error("Bootstrap's JavaScript requires at least jQuery v1.9.1 but less than v4.0.0")}(jQuery),function(){function t(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function e(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},o=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),r=function(t){
+// shoutout AngusCroll (https://goo.gl/pxwQGp)
+function e(t){return{}.toString.call(t).match(/\s([a-zA-Z]+)/)[1].toLowerCase()}function n(t){return(t[0]||t).nodeType}function i(){return{bindType:s.end,delegateType:s.end,handle:function(e){if(t(e.target).is(this))return e.handleObj.handler.apply(this,arguments)}}}function o(){if(window.QUnit)return!1;var t=document.createElement("bootstrap");for(var e in a)if(void 0!==t.style[e])return{end:a[e]};return!1}function r(e){var n=this,i=!1;return t(this).one(l.TRANSITION_END,function(){i=!0}),setTimeout(function(){i||l.triggerTransitionEnd(n)},e),this}/**
+   * ------------------------------------------------------------------------
+   * Private TransitionEnd Helpers
+   * ------------------------------------------------------------------------
+   */
+var s=!1,a={WebkitTransition:"webkitTransitionEnd",MozTransition:"transitionend",OTransition:"oTransitionEnd otransitionend",transition:"transitionend"},l={TRANSITION_END:"bsTransitionEnd",getUID:function(t){do{
+// eslint-disable-next-line no-bitwise
+t+=~~(1e6*Math.random())}while(document.getElementById(t));return t},getSelectorFromElement:function(e){var n=e.getAttribute("data-target");n&&"#"!==n||(n=e.getAttribute("href")||"");try{return t(n).length>0?n:null}catch(t){return null}},reflow:function(t){return t.offsetHeight},triggerTransitionEnd:function(e){t(e).trigger(s.end)},supportsTransitionEnd:function(){return Boolean(s)},typeCheckConfig:function(t,i,o){for(var r in o)if(o.hasOwnProperty(r)){var s=o[r],a=i[r],l=a&&n(a)?"element":e(a);if(!new RegExp(s).test(l))throw new Error(t.toUpperCase()+': Option "'+r+'" provided type "'+l+'" but expected type "'+s+'".')}}};return function(){s=o(),t.fn.emulateTransitionEnd=r,l.supportsTransitionEnd()&&(t.event.special[l.TRANSITION_END]=i())}(),l}(jQuery),s=(function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="alert",i=t.fn[e],s={DISMISS:'[data-dismiss="alert"]'},a={CLOSE:"close.bs.alert",CLOSED:"closed.bs.alert",CLICK_DATA_API:"click.bs.alert.data-api"},l={ALERT:"alert",FADE:"fade",SHOW:"show"},c=function(){function e(t){n(this,e),this._element=t}
+// getters
+// public
+// private
+// static
+return e.prototype.close=function(t){t=t||this._element;var e=this._getRootElement(t);this._triggerCloseEvent(e).isDefaultPrevented()||this._removeElement(e)},e.prototype.dispose=function(){t.removeData(this._element,"bs.alert"),this._element=null},e.prototype._getRootElement=function(e){var n=r.getSelectorFromElement(e),i=!1;return n&&(i=t(n)[0]),i||(i=t(e).closest("."+l.ALERT)[0]),i},e.prototype._triggerCloseEvent=function(e){var n=t.Event(a.CLOSE);return t(e).trigger(n),n},e.prototype._removeElement=function(e){var n=this;if(t(e).removeClass(l.SHOW),!r.supportsTransitionEnd()||!t(e).hasClass(l.FADE))return void this._destroyElement(e);t(e).one(r.TRANSITION_END,function(t){return n._destroyElement(e,t)}).emulateTransitionEnd(150)},e.prototype._destroyElement=function(e){t(e).detach().trigger(a.CLOSED).remove()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data("bs.alert");o||(o=new e(this),i.data("bs.alert",o)),"close"===n&&o[n](this)})},e._handleDismiss=function(t){return function(e){e&&e.preventDefault(),t.close(this)}},o(e,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}}]),e}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(a.CLICK_DATA_API,s.DISMISS,c._handleDismiss(new c)),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=c._jQueryInterface,t.fn[e].Constructor=c,t.fn[e].noConflict=function(){return t.fn[e]=i,c._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="button",i=t.fn[e],r={ACTIVE:"active",BUTTON:"btn",FOCUS:"focus"},s={DATA_TOGGLE_CARROT:'[data-toggle^="button"]',DATA_TOGGLE:'[data-toggle="buttons"]',INPUT:"input",ACTIVE:".active",BUTTON:".btn"},a={CLICK_DATA_API:"click.bs.button.data-api",FOCUS_BLUR_DATA_API:"focus.bs.button.data-api blur.bs.button.data-api"},l=function(){function e(t){n(this,e),this._element=t}
+// getters
+// public
+// static
+return e.prototype.toggle=function(){var e=!0,n=!0,i=t(this._element).closest(s.DATA_TOGGLE)[0];if(i){var o=t(this._element).find(s.INPUT)[0];if(o){if("radio"===o.type)if(o.checked&&t(this._element).hasClass(r.ACTIVE))e=!1;else{var a=t(i).find(s.ACTIVE)[0];a&&t(a).removeClass(r.ACTIVE)}if(e){if(o.hasAttribute("disabled")||i.hasAttribute("disabled")||o.classList.contains("disabled")||i.classList.contains("disabled"))return;o.checked=!t(this._element).hasClass(r.ACTIVE),t(o).trigger("change")}o.focus(),n=!1}}n&&this._element.setAttribute("aria-pressed",!t(this._element).hasClass(r.ACTIVE)),e&&t(this._element).toggleClass(r.ACTIVE)},e.prototype.dispose=function(){t.removeData(this._element,"bs.button"),this._element=null},e._jQueryInterface=function(n){return this.each(function(){var i=t(this).data("bs.button");i||(i=new e(this),t(this).data("bs.button",i)),"toggle"===n&&i[n]()})},o(e,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}}]),e}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(a.CLICK_DATA_API,s.DATA_TOGGLE_CARROT,function(e){e.preventDefault();var n=e.target;t(n).hasClass(r.BUTTON)||(n=t(n).closest(s.BUTTON)),l._jQueryInterface.call(t(n),"toggle")}).on(a.FOCUS_BLUR_DATA_API,s.DATA_TOGGLE_CARROT,function(e){var n=t(e.target).closest(s.BUTTON)[0];t(n).toggleClass(r.FOCUS,/^focus(in)?$/.test(e.type))}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=l._jQueryInterface,t.fn[e].Constructor=l,t.fn[e].noConflict=function(){return t.fn[e]=i,l._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="carousel",s="bs.carousel",a="."+s,l=t.fn[e],c={interval:5e3,keyboard:!0,slide:!1,pause:"hover",wrap:!0},h={interval:"(number|boolean)",keyboard:"boolean",slide:"(boolean|string)",pause:"(string|boolean)",wrap:"boolean"},u={NEXT:"next",PREV:"prev",LEFT:"left",RIGHT:"right"},d={SLIDE:"slide"+a,SLID:"slid"+a,KEYDOWN:"keydown"+a,MOUSEENTER:"mouseenter"+a,MOUSELEAVE:"mouseleave"+a,TOUCHEND:"touchend"+a,LOAD_DATA_API:"load.bs.carousel.data-api",CLICK_DATA_API:"click.bs.carousel.data-api"},f={CAROUSEL:"carousel",ACTIVE:"active",SLIDE:"slide",RIGHT:"carousel-item-right",LEFT:"carousel-item-left",NEXT:"carousel-item-next",PREV:"carousel-item-prev",ITEM:"carousel-item"},p={ACTIVE:".active",ACTIVE_ITEM:".active.carousel-item",ITEM:".carousel-item",NEXT_PREV:".carousel-item-next, .carousel-item-prev",INDICATORS:".carousel-indicators",DATA_SLIDE:"[data-slide], [data-slide-to]",DATA_RIDE:'[data-ride="carousel"]'},_=function(){function l(e,i){n(this,l),this._items=null,this._interval=null,this._activeElement=null,this._isPaused=!1,this._isSliding=!1,this.touchTimeout=null,this._config=this._getConfig(i),this._element=t(e)[0],this._indicatorsElement=t(this._element).find(p.INDICATORS)[0],this._addEventListeners()}
+// getters
+// public
+// private
+// static
+return l.prototype.next=function(){this._isSliding||this._slide(u.NEXT)},l.prototype.nextWhenVisible=function(){
+// Don't call next when the page isn't visible
+document.hidden||this.next()},l.prototype.prev=function(){this._isSliding||this._slide(u.PREV)},l.prototype.pause=function(e){e||(this._isPaused=!0),t(this._element).find(p.NEXT_PREV)[0]&&r.supportsTransitionEnd()&&(r.triggerTransitionEnd(this._element),this.cycle(!0)),clearInterval(this._interval),this._interval=null},l.prototype.cycle=function(t){t||(this._isPaused=!1),this._interval&&(clearInterval(this._interval),this._interval=null),this._config.interval&&!this._isPaused&&(this._interval=setInterval((document.visibilityState?this.nextWhenVisible:this.next).bind(this),this._config.interval))},l.prototype.to=function(e){var n=this;this._activeElement=t(this._element).find(p.ACTIVE_ITEM)[0];var i=this._getItemIndex(this._activeElement);if(!(e>this._items.length-1||e<0)){if(this._isSliding)return void t(this._element).one(d.SLID,function(){return n.to(e)});if(i===e)return this.pause(),void this.cycle();var o=e>i?u.NEXT:u.PREV;this._slide(o,this._items[e])}},l.prototype.dispose=function(){t(this._element).off(a),t.removeData(this._element,s),this._items=null,this._config=null,this._element=null,this._interval=null,this._isPaused=null,this._isSliding=null,this._activeElement=null,this._indicatorsElement=null},l.prototype._getConfig=function(n){return n=t.extend({},c,n),r.typeCheckConfig(e,n,h),n},l.prototype._addEventListeners=function(){var e=this;this._config.keyboard&&t(this._element).on(d.KEYDOWN,function(t){return e._keydown(t)}),"hover"===this._config.pause&&(t(this._element).on(d.MOUSEENTER,function(t){return e.pause(t)}).on(d.MOUSELEAVE,function(t){return e.cycle(t)}),"ontouchstart"in document.documentElement&&
+// if it's a touch-enabled device, mouseenter/leave are fired as
+// part of the mouse compatibility events on first tap - the carousel
+// would stop cycling until user tapped out of it;
+// here, we listen for touchend, explicitly pause the carousel
+// (as if it's the second time we tap on it, mouseenter compat event
+// is NOT fired) and after a timeout (to allow for mouse compatibility
+// events to fire) we explicitly restart cycling
+t(this._element).on(d.TOUCHEND,function(){e.pause(),e.touchTimeout&&clearTimeout(e.touchTimeout),e.touchTimeout=setTimeout(function(t){return e.cycle(t)},500+e._config.interval)}))},l.prototype._keydown=function(t){if(!/input|textarea/i.test(t.target.tagName))switch(t.which){case 37:t.preventDefault(),this.prev();break;case 39:t.preventDefault(),this.next();break;default:return}},l.prototype._getItemIndex=function(e){return this._items=t.makeArray(t(e).parent().find(p.ITEM)),this._items.indexOf(e)},l.prototype._getItemByDirection=function(t,e){var n=t===u.NEXT,i=t===u.PREV,o=this._getItemIndex(e),r=this._items.length-1;if((i&&0===o||n&&o===r)&&!this._config.wrap)return e;var s=t===u.PREV?-1:1,a=(o+s)%this._items.length;return-1===a?this._items[this._items.length-1]:this._items[a]},l.prototype._triggerSlideEvent=function(e,n){var i=this._getItemIndex(e),o=this._getItemIndex(t(this._element).find(p.ACTIVE_ITEM)[0]),r=t.Event(d.SLIDE,{relatedTarget:e,direction:n,from:o,to:i});return t(this._element).trigger(r),r},l.prototype._setActiveIndicatorElement=function(e){if(this._indicatorsElement){t(this._indicatorsElement).find(p.ACTIVE).removeClass(f.ACTIVE);var n=this._indicatorsElement.children[this._getItemIndex(e)];n&&t(n).addClass(f.ACTIVE)}},l.prototype._slide=function(e,n){var i=this,o=t(this._element).find(p.ACTIVE_ITEM)[0],s=this._getItemIndex(o),a=n||o&&this._getItemByDirection(e,o),l=this._getItemIndex(a),c=Boolean(this._interval),h=void 0,_=void 0,g=void 0;if(e===u.NEXT?(h=f.LEFT,_=f.NEXT,g=u.LEFT):(h=f.RIGHT,_=f.PREV,g=u.RIGHT),a&&t(a).hasClass(f.ACTIVE))return void(this._isSliding=!1);if(!this._triggerSlideEvent(a,g).isDefaultPrevented()&&o&&a){this._isSliding=!0,c&&this.pause(),this._setActiveIndicatorElement(a);var m=t.Event(d.SLID,{relatedTarget:a,direction:g,from:s,to:l});r.supportsTransitionEnd()&&t(this._element).hasClass(f.SLIDE)?(t(a).addClass(_),r.reflow(a),t(o).addClass(h),t(a).addClass(h),t(o).one(r.TRANSITION_END,function(){t(a).removeClass(h+" "+_).addClass(f.ACTIVE),t(o).removeClass(f.ACTIVE+" "+_+" "+h),i._isSliding=!1,setTimeout(function(){return t(i._element).trigger(m)},0)}).emulateTransitionEnd(600)):(t(o).removeClass(f.ACTIVE),t(a).addClass(f.ACTIVE),this._isSliding=!1,t(this._element).trigger(m)),c&&this.cycle()}},l._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(s),o=t.extend({},c,t(this).data());"object"===(void 0===e?"undefined":i(e))&&t.extend(o,e);var r="string"==typeof e?e:o.slide;if(n||(n=new l(this,o),t(this).data(s,n)),"number"==typeof e)n.to(e);else if("string"==typeof r){if(void 0===n[r])throw new Error('No method named "'+r+'"');n[r]()}else o.interval&&(n.pause(),n.cycle())})},l._dataApiClickHandler=function(e){var n=r.getSelectorFromElement(this);if(n){var i=t(n)[0];if(i&&t(i).hasClass(f.CAROUSEL)){var o=t.extend({},t(i).data(),t(this).data()),a=this.getAttribute("data-slide-to");a&&(o.interval=!1),l._jQueryInterface.call(t(i),o),a&&t(i).data(s).to(a),e.preventDefault()}}},o(l,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return c}}]),l}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(d.CLICK_DATA_API,p.DATA_SLIDE,_._dataApiClickHandler),t(window).on(d.LOAD_DATA_API,function(){t(p.DATA_RIDE).each(function(){var e=t(this);_._jQueryInterface.call(e,e.data())})}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=_._jQueryInterface,t.fn[e].Constructor=_,t.fn[e].noConflict=function(){return t.fn[e]=l,_._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="collapse",s="bs.collapse",a=t.fn[e],l={toggle:!0,parent:""},c={toggle:"boolean",parent:"string"},h={SHOW:"show."+s,SHOWN:"shown."+s,HIDE:"hide."+s,HIDDEN:"hidden."+s,CLICK_DATA_API:"click.bs.collapse.data-api"},u={SHOW:"show",COLLAPSE:"collapse",COLLAPSING:"collapsing",COLLAPSED:"collapsed"},d={WIDTH:"width",HEIGHT:"height"},f={ACTIVES:".show, .collapsing",DATA_TOGGLE:'[data-toggle="collapse"]'},p=function(){function a(e,i){n(this,a),this._isTransitioning=!1,this._element=e,this._config=this._getConfig(i),this._triggerArray=t.makeArray(t('[data-toggle="collapse"][href="#'+e.id+'"],[data-toggle="collapse"][data-target="#'+e.id+'"]')),this._parent=this._config.parent?this._getParent():null,this._config.parent||this._addAriaAndCollapsedClass(this._element,this._triggerArray),this._config.toggle&&this.toggle()}
+// getters
+// public
+// private
+// static
+return a.prototype.toggle=function(){t(this._element).hasClass(u.SHOW)?this.hide():this.show()},a.prototype.show=function(){var e=this;if(!this._isTransitioning&&!t(this._element).hasClass(u.SHOW)){var n=void 0,i=void 0;if(this._parent&&(n=t.makeArray(t(this._parent).children().children(f.ACTIVES)),n.length||(n=null)),!(n&&(i=t(n).data(s))&&i._isTransitioning)){var o=t.Event(h.SHOW);if(t(this._element).trigger(o),!o.isDefaultPrevented()){n&&(a._jQueryInterface.call(t(n),"hide"),i||t(n).data(s,null));var l=this._getDimension();t(this._element).removeClass(u.COLLAPSE).addClass(u.COLLAPSING),this._element.style[l]=0,this._triggerArray.length&&t(this._triggerArray).removeClass(u.COLLAPSED).attr("aria-expanded",!0),this.setTransitioning(!0);var c=function(){t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).addClass(u.SHOW),e._element.style[l]="",e.setTransitioning(!1),t(e._element).trigger(h.SHOWN)};if(!r.supportsTransitionEnd())return void c();var d=l[0].toUpperCase()+l.slice(1),p="scroll"+d;t(this._element).one(r.TRANSITION_END,c).emulateTransitionEnd(600),this._element.style[l]=this._element[p]+"px"}}}},a.prototype.hide=function(){var e=this;if(!this._isTransitioning&&t(this._element).hasClass(u.SHOW)){var n=t.Event(h.HIDE);if(t(this._element).trigger(n),!n.isDefaultPrevented()){var i=this._getDimension();this._element.style[i]=this._element.getBoundingClientRect()[i]+"px",r.reflow(this._element),t(this._element).addClass(u.COLLAPSING).removeClass(u.COLLAPSE).removeClass(u.SHOW),this._triggerArray.length&&t(this._triggerArray).addClass(u.COLLAPSED).attr("aria-expanded",!1),this.setTransitioning(!0);var o=function(){e.setTransitioning(!1),t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).trigger(h.HIDDEN)};if(this._element.style[i]="",!r.supportsTransitionEnd())return void o();t(this._element).one(r.TRANSITION_END,o).emulateTransitionEnd(600)}}},a.prototype.setTransitioning=function(t){this._isTransitioning=t},a.prototype.dispose=function(){t.removeData(this._element,s),this._config=null,this._parent=null,this._element=null,this._triggerArray=null,this._isTransitioning=null},a.prototype._getConfig=function(n){// coerce string values
+return n=t.extend({},l,n),n.toggle=Boolean(n.toggle),r.typeCheckConfig(e,n,c),n},a.prototype._getDimension=function(){return t(this._element).hasClass(d.WIDTH)?d.WIDTH:d.HEIGHT},a.prototype._getParent=function(){var e=this,n=t(this._config.parent)[0],i='[data-toggle="collapse"][data-parent="'+this._config.parent+'"]';return t(n).find(i).each(function(t,n){e._addAriaAndCollapsedClass(a._getTargetFromElement(n),[n])}),n},a.prototype._addAriaAndCollapsedClass=function(e,n){if(e){var i=t(e).hasClass(u.SHOW);n.length&&t(n).toggleClass(u.COLLAPSED,!i).attr("aria-expanded",i)}},a._getTargetFromElement=function(e){var n=r.getSelectorFromElement(e);return n?t(n)[0]:null},a._jQueryInterface=function(e){return this.each(function(){var n=t(this),o=n.data(s),r=t.extend({},l,n.data(),"object"===(void 0===e?"undefined":i(e))&&e);if(!o&&r.toggle&&/show|hide/.test(e)&&(r.toggle=!1),o||(o=new a(this,r),n.data(s,o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e]()}})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return l}}]),a}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(h.CLICK_DATA_API,f.DATA_TOGGLE,function(e){/input|textarea/i.test(e.target.tagName)||e.preventDefault();var n=p._getTargetFromElement(this),i=t(n).data(s),o=i?"toggle":t(this).data();p._jQueryInterface.call(t(n),o)}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=p._jQueryInterface,t.fn[e].Constructor=p,t.fn[e].noConflict=function(){return t.fn[e]=a,p._jQueryInterface}}(jQuery),function(t){/**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+if("undefined"==typeof Popper)throw new Error("Bootstrap dropdown require Popper.js (https://popper.js.org)");/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="dropdown",s="bs.dropdown",a="."+s,l=t.fn[e],c=new RegExp("38|40|27"),h={HIDE:"hide"+a,HIDDEN:"hidden"+a,SHOW:"show"+a,SHOWN:"shown"+a,CLICK:"click"+a,CLICK_DATA_API:"click.bs.dropdown.data-api",KEYDOWN_DATA_API:"keydown.bs.dropdown.data-api",KEYUP_DATA_API:"keyup.bs.dropdown.data-api"},u={DISABLED:"disabled",SHOW:"show"},d={DATA_TOGGLE:'[data-toggle="dropdown"]',FORM_CHILD:".dropdown form",MENU:".dropdown-menu",NAVBAR_NAV:".navbar-nav",VISIBLE_ITEMS:".dropdown-menu .dropdown-item:not(.disabled)"},f={TOP:"top-start",BOTTOM:"bottom-start"},p={placement:f.BOTTOM,offset:0,flip:!0},_={placement:"string",offset:"(number|string)",flip:"boolean"},g=function(){function l(t,e){n(this,l),this._element=t,this._popper=null,this._config=this._getConfig(e),this._menu=this._getMenuElement(),this._addEventListeners()}
+// getters
+// public
+// private
+// static
+return l.prototype.toggle=function(){if(!this._element.disabled&&!t(this._element).hasClass(u.DISABLED)){var e=l._getParentFromElement(this._element),n=t(this._menu).hasClass(u.SHOW);if(l._clearMenus(),!n){var i={relatedTarget:this._element},o=t.Event(h.SHOW,i);if(t(e).trigger(o),!o.isDefaultPrevented()){
+// Handle dropup
+var r=t(this._element).parent().hasClass("dropup")?f.TOP:this._config.placement;this._popper=new Popper(this._element,this._menu,{placement:r,modifiers:{offset:{offset:this._config.offset},flip:{enabled:this._config.flip}}}),
+// if this is a touch-enabled device we add extra
+// empty mouseover listeners to the body's immediate children;
+// only needed because of broken event delegation on iOS
+// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+"ontouchstart"in document.documentElement&&!t(e).closest(d.NAVBAR_NAV).length&&t("body").children().on("mouseover",null,t.noop),this._element.focus(),this._element.setAttribute("aria-expanded",!0),t(this._menu).toggleClass(u.SHOW),t(e).toggleClass(u.SHOW).trigger(t.Event(h.SHOWN,i))}}}},l.prototype.dispose=function(){t.removeData(this._element,s),t(this._element).off(a),this._element=null,this._menu=null,null!==this._popper&&this._popper.destroy(),this._popper=null},l.prototype.update=function(){null!==this._popper&&this._popper.scheduleUpdate()},l.prototype._addEventListeners=function(){var e=this;t(this._element).on(h.CLICK,function(t){t.preventDefault(),t.stopPropagation(),e.toggle()})},l.prototype._getConfig=function(n){var i=t(this._element).data();return void 0!==i.placement&&(i.placement=f[i.placement.toUpperCase()]),n=t.extend({},this.constructor.Default,t(this._element).data(),n),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},l.prototype._getMenuElement=function(){if(!this._menu){var e=l._getParentFromElement(this._element);this._menu=t(e).find(d.MENU)[0]}return this._menu},l._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(s),o="object"===(void 0===e?"undefined":i(e))?e:null;if(n||(n=new l(this,o),t(this).data(s,n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},l._clearMenus=function(e){if(!e||3!==e.which&&("keyup"!==e.type||9===e.which))for(var n=t.makeArray(t(d.DATA_TOGGLE)),i=0;i<n.length;i++){var o=l._getParentFromElement(n[i]),r=t(n[i]).data(s),a={relatedTarget:n[i]};if(r){var c=r._menu;if(t(o).hasClass(u.SHOW)&&!(e&&("click"===e.type&&/input|textarea/i.test(e.target.tagName)||"keyup"===e.type&&9===e.which)&&t.contains(o,e.target))){var f=t.Event(h.HIDE,a);t(o).trigger(f),f.isDefaultPrevented()||(
+// if this is a touch-enabled device we remove the extra
+// empty mouseover listeners we added for iOS support
+"ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),n[i].setAttribute("aria-expanded","false"),t(c).removeClass(u.SHOW),t(o).removeClass(u.SHOW).trigger(t.Event(h.HIDDEN,a)))}}}},l._getParentFromElement=function(e){var n=void 0,i=r.getSelectorFromElement(e);return i&&(n=t(i)[0]),n||e.parentNode},l._dataApiKeydownHandler=function(e){if(!(!c.test(e.which)||/button/i.test(e.target.tagName)&&32===e.which||/input|textarea/i.test(e.target.tagName)||(e.preventDefault(),e.stopPropagation(),this.disabled||t(this).hasClass(u.DISABLED)))){var n=l._getParentFromElement(this),i=t(n).hasClass(u.SHOW);if(!i&&(27!==e.which||32!==e.which)||i&&(27===e.which||32===e.which)){if(27===e.which){var o=t(n).find(d.DATA_TOGGLE)[0];t(o).trigger("focus")}return void t(this).trigger("click")}var r=t(n).find(d.VISIBLE_ITEMS).get();if(r.length){var s=r.indexOf(e.target);38===e.which&&s>0&&
+// up
+s--,40===e.which&&s<r.length-1&&
+// down
+s++,s<0&&(s=0),r[s].focus()}}},o(l,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return p}},{key:"DefaultType",get:function(){return _}}]),l}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(h.KEYDOWN_DATA_API,d.DATA_TOGGLE,g._dataApiKeydownHandler).on(h.KEYDOWN_DATA_API,d.MENU,g._dataApiKeydownHandler).on(h.CLICK_DATA_API+" "+h.KEYUP_DATA_API,g._clearMenus).on(h.CLICK_DATA_API,d.DATA_TOGGLE,function(e){e.preventDefault(),e.stopPropagation(),g._jQueryInterface.call(t(this),"toggle")}).on(h.CLICK_DATA_API,d.FORM_CHILD,function(t){t.stopPropagation()}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=g._jQueryInterface,t.fn[e].Constructor=g,t.fn[e].noConflict=function(){return t.fn[e]=l,g._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="modal",s=".bs.modal",a=t.fn[e],l={backdrop:!0,keyboard:!0,focus:!0,show:!0},c={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},h={HIDE:"hide.bs.modal",HIDDEN:"hidden.bs.modal",SHOW:"show.bs.modal",SHOWN:"shown.bs.modal",FOCUSIN:"focusin.bs.modal",RESIZE:"resize.bs.modal",CLICK_DISMISS:"click.dismiss.bs.modal",KEYDOWN_DISMISS:"keydown.dismiss.bs.modal",MOUSEUP_DISMISS:"mouseup.dismiss.bs.modal",MOUSEDOWN_DISMISS:"mousedown.dismiss.bs.modal",CLICK_DATA_API:"click.bs.modal.data-api"},u={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},d={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top",NAVBAR_TOGGLER:".navbar-toggler"},f=function(){function a(e,i){n(this,a),this._config=this._getConfig(i),this._element=e,this._dialog=t(e).find(d.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}
+// getters
+// public
+// private
+// ----------------------------------------------------------------------
+// the following methods are used to handle overflowing modals
+// todo (fat): these should probably be refactored out of modal.js
+// ----------------------------------------------------------------------
+// static
+return a.prototype.toggle=function(t){return this._isShown?this.hide():this.show(t)},a.prototype.show=function(e){var n=this;if(!this._isTransitioning){r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)&&(this._isTransitioning=!0);var i=t.Event(h.SHOW,{relatedTarget:e});t(this._element).trigger(i),this._isShown||i.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),t(document.body).addClass(u.OPEN),this._setEscapeEvent(),this._setResizeEvent(),t(this._element).on(h.CLICK_DISMISS,d.DATA_DISMISS,function(t){return n.hide(t)}),t(this._dialog).on(h.MOUSEDOWN_DISMISS,function(){t(n._element).one(h.MOUSEUP_DISMISS,function(e){t(e.target).is(n._element)&&(n._ignoreBackdropClick=!0)})}),this._showBackdrop(function(){return n._showElement(e)}))}},a.prototype.hide=function(e){var n=this;if(e&&e.preventDefault(),!this._isTransitioning&&this._isShown){var i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);i&&(this._isTransitioning=!0);var o=t.Event(h.HIDE);t(this._element).trigger(o),this._isShown&&!o.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),t(document).off(h.FOCUSIN),t(this._element).removeClass(u.SHOW),t(this._element).off(h.CLICK_DISMISS),t(this._dialog).off(h.MOUSEDOWN_DISMISS),i?t(this._element).one(r.TRANSITION_END,function(t){return n._hideModal(t)}).emulateTransitionEnd(300):this._hideModal())}},a.prototype.dispose=function(){t.removeData(this._element,"bs.modal"),t(window,document,this._element,this._backdrop).off(s),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._scrollbarWidth=null},a.prototype.handleUpdate=function(){this._adjustDialog()},a.prototype._getConfig=function(n){return n=t.extend({},l,n),r.typeCheckConfig(e,n,c),n},a.prototype._showElement=function(e){var n=this,i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||
+// don't move modals dom position
+document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&r.reflow(this._element),t(this._element).addClass(u.SHOW),this._config.focus&&this._enforceFocus();var o=t.Event(h.SHOWN,{relatedTarget:e}),s=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,t(n._element).trigger(o)};i?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(300):s()},a.prototype._enforceFocus=function(){var e=this;t(document).off(h.FOCUSIN).on(h.FOCUSIN,function(n){document===n.target||e._element===n.target||t(e._element).has(n.target).length||e._element.focus()})},a.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(h.KEYDOWN_DISMISS,function(t){27===t.which&&(t.preventDefault(),e.hide())}):this._isShown||t(this._element).off(h.KEYDOWN_DISMISS)},a.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(h.RESIZE,function(t){return e.handleUpdate(t)}):t(window).off(h.RESIZE)},a.prototype._hideModal=function(){var e=this;this._element.style.display="none",this._element.setAttribute("aria-hidden",!0),this._isTransitioning=!1,this._showBackdrop(function(){t(document.body).removeClass(u.OPEN),e._resetAdjustments(),e._resetScrollbar(),t(e._element).trigger(h.HIDDEN)})},a.prototype._removeBackdrop=function(){this._backdrop&&(t(this._backdrop).remove(),this._backdrop=null)},a.prototype._showBackdrop=function(e){var n=this,i=t(this._element).hasClass(u.FADE)?u.FADE:"";if(this._isShown&&this._config.backdrop){var o=r.supportsTransitionEnd()&&i;if(this._backdrop=document.createElement("div"),this._backdrop.className=u.BACKDROP,i&&t(this._backdrop).addClass(i),t(this._backdrop).appendTo(document.body),t(this._element).on(h.CLICK_DISMISS,function(t){if(n._ignoreBackdropClick)return void(n._ignoreBackdropClick=!1);t.target===t.currentTarget&&("static"===n._config.backdrop?n._element.focus():n.hide())}),o&&r.reflow(this._backdrop),t(this._backdrop).addClass(u.SHOW),!e)return;if(!o)return void e();t(this._backdrop).one(r.TRANSITION_END,e).emulateTransitionEnd(150)}else if(!this._isShown&&this._backdrop){t(this._backdrop).removeClass(u.SHOW);var s=function(){n._removeBackdrop(),e&&e()};r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)?t(this._backdrop).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s()}else e&&e()},a.prototype._adjustDialog=function(){var t=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&t&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!t&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},a.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},a.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},a.prototype._setScrollbar=function(){var e=this;if(this._isBodyOverflowing){
+// Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+//   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+// Adjust fixed content padding
+t(d.FIXED_CONTENT).each(function(n,i){var o=t(i)[0].style.paddingRight,r=t(i).css("padding-right");t(i).data("padding-right",o).css("padding-right",parseFloat(r)+e._scrollbarWidth+"px")}),
+// Adjust navbar-toggler margin
+t(d.NAVBAR_TOGGLER).each(function(n,i){var o=t(i)[0].style.marginRight,r=t(i).css("margin-right");t(i).data("margin-right",o).css("margin-right",parseFloat(r)+e._scrollbarWidth+"px")});
+// Adjust body padding
+var n=document.body.style.paddingRight,i=t("body").css("padding-right");t("body").data("padding-right",n).css("padding-right",parseFloat(i)+this._scrollbarWidth+"px")}},a.prototype._resetScrollbar=function(){
+// Restore fixed content padding
+t(d.FIXED_CONTENT).each(function(e,n){var i=t(n).data("padding-right");void 0!==i&&t(n).css("padding-right",i).removeData("padding-right")}),
+// Restore navbar-toggler margin
+t(d.NAVBAR_TOGGLER).each(function(e,n){var i=t(n).data("margin-right");void 0!==i&&t(n).css("margin-right",i).removeData("margin-right")});
+// Restore body padding
+var e=t("body").data("padding-right");void 0!==e&&t("body").css("padding-right",e).removeData("padding-right")},a.prototype._getScrollbarWidth=function(){
+// thx d.walsh
+var t=document.createElement("div");t.className=u.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.getBoundingClientRect().width-t.clientWidth;return document.body.removeChild(t),e},a._jQueryInterface=function(e,n){return this.each(function(){var o=t(this).data("bs.modal"),r=t.extend({},a.Default,t(this).data(),"object"===(void 0===e?"undefined":i(e))&&e);if(o||(o=new a(this,r),t(this).data("bs.modal",o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](n)}else r.show&&o.show(n)})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return l}}]),a}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(h.CLICK_DATA_API,d.DATA_TOGGLE,function(e){var n=this,i=void 0,o=r.getSelectorFromElement(this);o&&(i=t(o)[0]);var s=t(i).data("bs.modal")?"toggle":t.extend({},t(i).data(),t(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||e.preventDefault();var a=t(i).one(h.SHOW,function(e){e.isDefaultPrevented()||a.one(h.HIDDEN,function(){t(n).is(":visible")&&n.focus()})});f._jQueryInterface.call(t(i),s,this)}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=a,f._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="scrollspy",s=t.fn[e],a={offset:10,method:"auto",target:""},l={offset:"number",method:"string",target:"(string|element)"},c={ACTIVATE:"activate.bs.scrollspy",SCROLL:"scroll.bs.scrollspy",LOAD_DATA_API:"load.bs.scrollspy.data-api"},h={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active"},u={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",NAV_LIST_GROUP:".nav, .list-group",NAV_LINKS:".nav-link",LIST_ITEMS:".list-group-item",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},d={OFFSET:"offset",POSITION:"position"},f=function(){function s(e,i){var o=this;n(this,s),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(i),this._selector=this._config.target+" "+u.NAV_LINKS+","+this._config.target+" "+u.LIST_ITEMS+","+this._config.target+" "+u.DROPDOWN_ITEMS,this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(c.SCROLL,function(t){return o._process(t)}),this.refresh(),this._process()}
+// getters
+// public
+// private
+// static
+return s.prototype.refresh=function(){var e=this,n=this._scrollElement!==this._scrollElement.window?d.POSITION:d.OFFSET,i="auto"===this._config.method?n:this._config.method,o=i===d.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight(),t.makeArray(t(this._selector)).map(function(e){var n=void 0,s=r.getSelectorFromElement(e);if(s&&(n=t(s)[0]),n){var a=n.getBoundingClientRect();if(a.width||a.height)
+// todo (fat): remove sketch reliance on jQuery position/offset
+return[t(n)[i]().top+o,s]}return null}).filter(function(t){return t}).sort(function(t,e){return t[0]-e[0]}).forEach(function(t){e._offsets.push(t[0]),e._targets.push(t[1])})},s.prototype.dispose=function(){t.removeData(this._element,"bs.scrollspy"),t(this._scrollElement).off(".bs.scrollspy"),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null},s.prototype._getConfig=function(n){if(n=t.extend({},a,n),"string"!=typeof n.target){var i=t(n.target).attr("id");i||(i=r.getUID(e),t(n.target).attr("id",i)),n.target="#"+i}return r.typeCheckConfig(e,n,l),n},s.prototype._getScrollTop=function(){return this._scrollElement===window?this._scrollElement.pageYOffset:this._scrollElement.scrollTop},s.prototype._getScrollHeight=function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)},s.prototype._getOffsetHeight=function(){return this._scrollElement===window?window.innerHeight:this._scrollElement.getBoundingClientRect().height},s.prototype._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),n=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),t>=n){var i=this._targets[this._targets.length-1];return void(this._activeTarget!==i&&this._activate(i))}if(this._activeTarget&&t<this._offsets[0]&&this._offsets[0]>0)return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;){this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&(void 0===this._offsets[o+1]||t<this._offsets[o+1])&&this._activate(this._targets[o])}},s.prototype._activate=function(e){this._activeTarget=e,this._clear();var n=this._selector.split(",");n=n.map(function(t){return t+'[data-target="'+e+'"],'+t+'[href="'+e+'"]'});var i=t(n.join(","));i.hasClass(h.DROPDOWN_ITEM)?(i.closest(u.DROPDOWN).find(u.DROPDOWN_TOGGLE).addClass(h.ACTIVE),i.addClass(h.ACTIVE)):(
+// Set triggered link as active
+i.addClass(h.ACTIVE),
+// Set triggered links parents as active
+// With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+i.parents(u.NAV_LIST_GROUP).prev(u.NAV_LINKS+", "+u.LIST_ITEMS).addClass(h.ACTIVE)),t(this._scrollElement).trigger(c.ACTIVATE,{relatedTarget:e})},s.prototype._clear=function(){t(this._selector).filter(u.ACTIVE).removeClass(h.ACTIVE)},s._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.scrollspy"),o="object"===(void 0===e?"undefined":i(e))&&e;if(n||(n=new s(this,o),t(this).data("bs.scrollspy",n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(s,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return a}}]),s}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(window).on(c.LOAD_DATA_API,function(){for(var e=t.makeArray(t(u.DATA_SPY)),n=e.length;n--;){var i=t(e[n]);f._jQueryInterface.call(i,i.data())}}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=s,f._jQueryInterface}}(jQuery),function(t){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e=t.fn.tab,i={HIDE:"hide.bs.tab",HIDDEN:"hidden.bs.tab",SHOW:"show.bs.tab",SHOWN:"shown.bs.tab",CLICK_DATA_API:"click.bs.tab.data-api"},s={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",DISABLED:"disabled",FADE:"fade",SHOW:"show"},a={DROPDOWN:".dropdown",NAV_LIST_GROUP:".nav, .list-group",ACTIVE:".active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},l=function(){function e(t){n(this,e),this._element=t}
+// getters
+// public
+// private
+// static
+return e.prototype.show=function(){var e=this;if(!(this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE&&t(this._element).hasClass(s.ACTIVE)||t(this._element).hasClass(s.DISABLED))){var n=void 0,o=void 0,l=t(this._element).closest(a.NAV_LIST_GROUP)[0],c=r.getSelectorFromElement(this._element);l&&(o=t.makeArray(t(l).find(a.ACTIVE)),o=o[o.length-1]);var h=t.Event(i.HIDE,{relatedTarget:this._element}),u=t.Event(i.SHOW,{relatedTarget:o});if(o&&t(o).trigger(h),t(this._element).trigger(u),!u.isDefaultPrevented()&&!h.isDefaultPrevented()){c&&(n=t(c)[0]),this._activate(this._element,l);var d=function(){var n=t.Event(i.HIDDEN,{relatedTarget:e._element}),r=t.Event(i.SHOWN,{relatedTarget:o});t(o).trigger(n),t(e._element).trigger(r)};n?this._activate(n,n.parentNode,d):d()}}},e.prototype.dispose=function(){t.removeData(this._element,"bs.tab"),this._element=null},e.prototype._activate=function(e,n,i){var o=this,l=t(n).find(a.ACTIVE)[0],c=i&&r.supportsTransitionEnd()&&l&&t(l).hasClass(s.FADE),h=function(){return o._transitionComplete(e,l,c,i)};l&&c?t(l).one(r.TRANSITION_END,h).emulateTransitionEnd(150):h(),l&&t(l).removeClass(s.SHOW)},e.prototype._transitionComplete=function(e,n,i,o){if(n){t(n).removeClass(s.ACTIVE);var l=t(n.parentNode).find(a.DROPDOWN_ACTIVE_CHILD)[0];l&&t(l).removeClass(s.ACTIVE),n.setAttribute("aria-expanded",!1)}if(t(e).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0),i?(r.reflow(e),t(e).addClass(s.SHOW)):t(e).removeClass(s.FADE),e.parentNode&&t(e.parentNode).hasClass(s.DROPDOWN_MENU)){var c=t(e).closest(a.DROPDOWN)[0];c&&t(c).find(a.DROPDOWN_TOGGLE).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data("bs.tab");if(o||(o=new e(this),i.data("bs.tab",o)),"string"==typeof n){if(void 0===o[n])throw new Error('No method named "'+n+'"');o[n]()}})},o(e,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}}]),e}();/**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
+t(document).on(i.CLICK_DATA_API,a.DATA_TOGGLE,function(e){e.preventDefault(),l._jQueryInterface.call(t(this),"show")}),/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+t.fn.tab=l._jQueryInterface,t.fn.tab.Constructor=l,t.fn.tab.noConflict=function(){return t.fn.tab=e,l._jQueryInterface}}(jQuery),function(t){/**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+if("undefined"==typeof Popper)throw new Error("Bootstrap tooltips require Popper.js (https://popper.js.org)");/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var e="tooltip",s=".bs.tooltip",a=t.fn[e],l=new RegExp("(^|\\s)bs-tooltip\\S+","g"),c={animation:"boolean",template:"string",title:"(string|element|function)",trigger:"string",delay:"(number|object)",html:"boolean",selector:"(string|boolean)",placement:"(string|function)",offset:"(number|string)",container:"(string|element|boolean)",fallbackPlacement:"(string|array)"},h={TOP:"top",RIGHT:"right",BOTTOM:"bottom",LEFT:"left"},u={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="arrow"></div><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:0,container:!1,fallbackPlacement:"flip"},d={SHOW:"show",OUT:"out"},f={HIDE:"hide"+s,HIDDEN:"hidden"+s,SHOW:"show"+s,SHOWN:"shown"+s,INSERTED:"inserted"+s,CLICK:"click"+s,FOCUSIN:"focusin"+s,FOCUSOUT:"focusout"+s,MOUSEENTER:"mouseenter"+s,MOUSELEAVE:"mouseleave"+s},p={FADE:"fade",SHOW:"show"},_={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner"},g={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},m=function(){function a(t,e){n(this,a),
+// private
+this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._popper=null,
+// protected
+this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}
+// getters
+// public
+// protected
+// private
+// static
+return a.prototype.enable=function(){this._isEnabled=!0},a.prototype.disable=function(){this._isEnabled=!1},a.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},a.prototype.toggle=function(e){if(e){var n=this.constructor.DATA_KEY,i=t(e.currentTarget).data(n);i||(i=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(t(this.getTipElement()).hasClass(p.SHOW))return void this._leave(null,this);this._enter(null,this)}},a.prototype.dispose=function(){clearTimeout(this._timeout),t.removeData(this.element,this.constructor.DATA_KEY),t(this.element).off(this.constructor.EVENT_KEY),t(this.element).closest(".modal").off("hide.bs.modal"),this.tip&&t(this.tip).remove(),this._isEnabled=null,this._timeout=null,this._hoverState=null,this._activeTrigger=null,null!==this._popper&&this._popper.destroy(),this._popper=null,this.element=null,this.config=null,this.tip=null},a.prototype.show=function(){var e=this;if("none"===t(this.element).css("display"))throw new Error("Please use show on visible elements");var n=t.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){t(this.element).trigger(n);var i=t.contains(this.element.ownerDocument.documentElement,this.element);if(n.isDefaultPrevented()||!i)return;var o=this.getTipElement(),s=r.getUID(this.constructor.NAME);o.setAttribute("id",s),this.element.setAttribute("aria-describedby",s),this.setContent(),this.config.animation&&t(o).addClass(p.FADE);var l="function"==typeof this.config.placement?this.config.placement.call(this,o,this.element):this.config.placement,c=this._getAttachment(l);this.addAttachmentClass(c);var h=!1===this.config.container?document.body:t(this.config.container);t(o).data(this.constructor.DATA_KEY,this),t.contains(this.element.ownerDocument.documentElement,this.tip)||t(o).appendTo(h),t(this.element).trigger(this.constructor.Event.INSERTED),this._popper=new Popper(this.element,o,{placement:c,modifiers:{offset:{offset:this.config.offset},flip:{behavior:this.config.fallbackPlacement}},onCreate:function(t){t.originalPlacement!==t.placement&&e._handlePopperPlacementChange(t)},onUpdate:function(t){e._handlePopperPlacementChange(t)}}),t(o).addClass(p.SHOW),
+// if this is a touch-enabled device we add extra
+// empty mouseover listeners to the body's immediate children;
+// only needed because of broken event delegation on iOS
+// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+"ontouchstart"in document.documentElement&&t("body").children().on("mouseover",null,t.noop);var u=function(){e.config.animation&&e._fixTransition();var n=e._hoverState;e._hoverState=null,t(e.element).trigger(e.constructor.Event.SHOWN),n===d.OUT&&e._leave(null,e)};r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(this.tip).one(r.TRANSITION_END,u).emulateTransitionEnd(a._TRANSITION_DURATION):u()}},a.prototype.hide=function(e){var n=this,i=this.getTipElement(),o=t.Event(this.constructor.Event.HIDE),s=function(){n._hoverState!==d.SHOW&&i.parentNode&&i.parentNode.removeChild(i),n._cleanTipClass(),n.element.removeAttribute("aria-describedby"),t(n.element).trigger(n.constructor.Event.HIDDEN),null!==n._popper&&n._popper.destroy(),e&&e()};t(this.element).trigger(o),o.isDefaultPrevented()||(t(i).removeClass(p.SHOW),
+// if this is a touch-enabled device we remove the extra
+// empty mouseover listeners we added for iOS support
+"ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),this._activeTrigger[g.CLICK]=!1,this._activeTrigger[g.FOCUS]=!1,this._activeTrigger[g.HOVER]=!1,r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(i).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s(),this._hoverState="")},a.prototype.update=function(){null!==this._popper&&this._popper.scheduleUpdate()},a.prototype.isWithContent=function(){return Boolean(this.getTitle())},a.prototype.addAttachmentClass=function(e){t(this.getTipElement()).addClass("bs-tooltip-"+e)},a.prototype.getTipElement=function(){return this.tip=this.tip||t(this.config.template)[0]},a.prototype.setContent=function(){var e=t(this.getTipElement());this.setElementContent(e.find(_.TOOLTIP_INNER),this.getTitle()),e.removeClass(p.FADE+" "+p.SHOW)},a.prototype.setElementContent=function(e,n){var o=this.config.html;"object"===(void 0===n?"undefined":i(n))&&(n.nodeType||n.jquery)?
+// content is a DOM node or a jQuery
+o?t(n).parent().is(e)||e.empty().append(n):e.text(t(n).text()):e[o?"html":"text"](n)},a.prototype.getTitle=function(){var t=this.element.getAttribute("data-original-title");return t||(t="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),t},a.prototype._getAttachment=function(t){return h[t.toUpperCase()]},a.prototype._setListeners=function(){var e=this;this.config.trigger.split(" ").forEach(function(n){if("click"===n)t(e.element).on(e.constructor.Event.CLICK,e.config.selector,function(t){return e.toggle(t)});else if(n!==g.MANUAL){var i=n===g.HOVER?e.constructor.Event.MOUSEENTER:e.constructor.Event.FOCUSIN,o=n===g.HOVER?e.constructor.Event.MOUSELEAVE:e.constructor.Event.FOCUSOUT;t(e.element).on(i,e.config.selector,function(t){return e._enter(t)}).on(o,e.config.selector,function(t){return e._leave(t)})}t(e.element).closest(".modal").on("hide.bs.modal",function(){return e.hide()})}),this.config.selector?this.config=t.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()},a.prototype._fixTitle=function(){var t=i(this.element.getAttribute("data-original-title"));(this.element.getAttribute("title")||"string"!==t)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))},a.prototype._enter=function(e,n){var i=this.constructor.DATA_KEY;return n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusin"===e.type?g.FOCUS:g.HOVER]=!0),t(n.getTipElement()).hasClass(p.SHOW)||n._hoverState===d.SHOW?void(n._hoverState=d.SHOW):(clearTimeout(n._timeout),n._hoverState=d.SHOW,n.config.delay&&n.config.delay.show?void(n._timeout=setTimeout(function(){n._hoverState===d.SHOW&&n.show()},n.config.delay.show)):void n.show())},a.prototype._leave=function(e,n){var i=this.constructor.DATA_KEY;if(n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusout"===e.type?g.FOCUS:g.HOVER]=!1),!n._isWithActiveTrigger()){if(clearTimeout(n._timeout),n._hoverState=d.OUT,!n.config.delay||!n.config.delay.hide)return void n.hide();n._timeout=setTimeout(function(){n._hoverState===d.OUT&&n.hide()},n.config.delay.hide)}},a.prototype._isWithActiveTrigger=function(){for(var t in this._activeTrigger)if(this._activeTrigger[t])return!0;return!1},a.prototype._getConfig=function(n){return n=t.extend({},this.constructor.Default,t(this.element).data(),n),n.delay&&"number"==typeof n.delay&&(n.delay={show:n.delay,hide:n.delay}),n.title&&"number"==typeof n.title&&(n.title=n.title.toString()),n.content&&"number"==typeof n.content&&(n.content=n.content.toString()),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},a.prototype._getDelegateConfig=function(){var t={};if(this.config)for(var e in this.config)this.constructor.Default[e]!==this.config[e]&&(t[e]=this.config[e]);return t},a.prototype._cleanTipClass=function(){var e=t(this.getTipElement()),n=e.attr("class").match(l);null!==n&&n.length>0&&e.removeClass(n.join(""))},a.prototype._handlePopperPlacementChange=function(t){this._cleanTipClass(),this.addAttachmentClass(this._getAttachment(t.placement))},a.prototype._fixTransition=function(){var e=this.getTipElement(),n=this.config.animation;null===e.getAttribute("x-placement")&&(t(e).removeClass(p.FADE),this.config.animation=!1,this.hide(),this.show(),this.config.animation=n)},a._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.tooltip"),o="object"===(void 0===e?"undefined":i(e))&&e;if((n||!/dispose|hide/.test(e))&&(n||(n=new a(this,o),t(this).data("bs.tooltip",n)),"string"==typeof e)){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return e}},{key:"DATA_KEY",get:function(){return"bs.tooltip"}},{key:"Event",get:function(){return f}},{key:"EVENT_KEY",get:function(){return s}},{key:"DefaultType",get:function(){return c}}]),a}();/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+return t.fn[e]=m._jQueryInterface,t.fn[e].Constructor=m,t.fn[e].noConflict=function(){return t.fn[e]=a,m._jQueryInterface},m}(jQuery));!function(r){/**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+var a="popover",l=".bs.popover",c=r.fn[a],h=new RegExp("(^|\\s)bs-popover\\S+","g"),u=r.extend({},s.Default,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'}),d=r.extend({},s.DefaultType,{content:"(string|element|function)"}),f={FADE:"fade",SHOW:"show"},p={TITLE:".popover-title",CONTENT:".popover-content"},_={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,INSERTED:"inserted"+l,CLICK:"click"+l,FOCUSIN:"focusin"+l,FOCUSOUT:"focusout"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l},g=function(s){function c(){return n(this,c),t(this,s.apply(this,arguments))}
+// overrides
+// private
+// static
+return e(c,s),c.prototype.isWithContent=function(){return this.getTitle()||this._getContent()},c.prototype.addAttachmentClass=function(t){r(this.getTipElement()).addClass("bs-popover-"+t)},c.prototype.getTipElement=function(){return this.tip=this.tip||r(this.config.template)[0]},c.prototype.setContent=function(){var t=r(this.getTipElement());
+// we use append for html objects to maintain js events
+this.setElementContent(t.find(p.TITLE),this.getTitle()),this.setElementContent(t.find(p.CONTENT),this._getContent()),t.removeClass(f.FADE+" "+f.SHOW)},c.prototype._getContent=function(){return this.element.getAttribute("data-content")||("function"==typeof this.config.content?this.config.content.call(this.element):this.config.content)},c.prototype._cleanTipClass=function(){var t=r(this.getTipElement()),e=t.attr("class").match(h);null!==e&&e.length>0&&t.removeClass(e.join(""))},c._jQueryInterface=function(t){return this.each(function(){var e=r(this).data("bs.popover"),n="object"===(void 0===t?"undefined":i(t))?t:null;if((e||!/destroy|hide/.test(t))&&(e||(e=new c(this,n),r(this).data("bs.popover",e)),"string"==typeof t)){if(void 0===e[t])throw new Error('No method named "'+t+'"');e[t]()}})},o(c,null,[{key:"VERSION",
+// getters
+get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return a}},{key:"DATA_KEY",get:function(){return"bs.popover"}},{key:"Event",get:function(){return _}},{key:"EVENT_KEY",get:function(){return l}},{key:"DefaultType",get:function(){return d}}]),c}(s);/**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
+r.fn[a]=g._jQueryInterface,r.fn[a].Constructor=g,r.fn[a].noConflict=function(){return r.fn[a]=c,g._jQueryInterface}}(jQuery)}();
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/alert.js b/assets/javascripts/bootstrap/alert.js
index b332252..0550593 100644
--- a/assets/javascripts/bootstrap/alert.js
+++ b/assets/javascripts/bootstrap/alert.js
@@ -180,3 +180,4 @@ var Alert = function ($) {
 
   return Alert;
 }(jQuery);
+//# sourceMappingURL=alert.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/button.js b/assets/javascripts/bootstrap/button.js
index 03f787e..cd82242 100644
--- a/assets/javascripts/bootstrap/button.js
+++ b/assets/javascripts/bootstrap/button.js
@@ -62,6 +62,7 @@ var Button = function ($) {
 
     Button.prototype.toggle = function toggle() {
       var triggerChangeEvent = true;
+      var addAriaPressed = true;
       var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
       if (rootElement) {
@@ -81,15 +82,21 @@ var Button = function ($) {
           }
 
           if (triggerChangeEvent) {
+            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
+              return;
+            }
             input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
             $(input).trigger('change');
           }
 
           input.focus();
+          addAriaPressed = false;
         }
       }
 
-      this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      if (addAriaPressed) {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      }
 
       if (triggerChangeEvent) {
         $(this._element).toggleClass(ClassName.ACTIVE);
@@ -164,3 +171,4 @@ var Button = function ($) {
 
   return Button;
 }(jQuery);
+//# sourceMappingURL=button.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/carousel.js b/assets/javascripts/bootstrap/carousel.js
index c834f67..18186bc 100644
--- a/assets/javascripts/bootstrap/carousel.js
+++ b/assets/javascripts/bootstrap/carousel.js
@@ -28,6 +28,7 @@ var Carousel = function ($) {
   var TRANSITION_DURATION = 600;
   var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
   var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var Default = {
     interval: 5000,
@@ -58,6 +59,7 @@ var Carousel = function ($) {
     KEYDOWN: 'keydown' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY,
+    TOUCHEND: 'touchend' + EVENT_KEY,
     LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
   };
@@ -100,6 +102,8 @@ var Carousel = function ($) {
       this._isPaused = false;
       this._isSliding = false;
 
+      this.touchTimeout = null;
+
       this._config = this._getConfig(config);
       this._element = $(element)[0];
       this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
@@ -112,10 +116,9 @@ var Carousel = function ($) {
     // public
 
     Carousel.prototype.next = function next() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
       }
-      this._slide(Direction.NEXT);
     };
 
     Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
@@ -126,10 +129,9 @@ var Carousel = function ($) {
     };
 
     Carousel.prototype.prev = function prev() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.PREV);
       }
-      this._slide(Direction.PREVIOUS);
     };
 
     Carousel.prototype.pause = function pause(event) {
@@ -185,7 +187,7 @@ var Carousel = function ($) {
         return;
       }
 
-      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
 
       this._slide(direction, this._items[index]);
     };
@@ -221,12 +223,30 @@ var Carousel = function ($) {
         });
       }
 
-      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+      if (this._config.pause === 'hover') {
         $(this._element).on(Event.MOUSEENTER, function (event) {
           return _this2.pause(event);
         }).on(Event.MOUSELEAVE, function (event) {
           return _this2.cycle(event);
         });
+        if ('ontouchstart' in document.documentElement) {
+          // if it's a touch-enabled device, mouseenter/leave are fired as
+          // part of the mouse compatibility events on first tap - the carousel
+          // would stop cycling until user tapped out of it;
+          // here, we listen for touchend, explicitly pause the carousel
+          // (as if it's the second time we tap on it, mouseenter compat event
+          // is NOT fired) and after a timeout (to allow for mouse compatibility
+          // events to fire) we explicitly restart cycling
+          $(this._element).on(Event.TOUCHEND, function () {
+            _this2.pause();
+            if (_this2.touchTimeout) {
+              clearTimeout(_this2.touchTimeout);
+            }
+            _this2.touchTimeout = setTimeout(function (event) {
+              return _this2.cycle(event);
+            }, TOUCHEVENT_COMPAT_WAIT + _this2._config.interval);
+          });
+        }
       }
     };
 
@@ -256,7 +276,7 @@ var Carousel = function ($) {
 
     Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
       var isNextDirection = direction === Direction.NEXT;
-      var isPrevDirection = direction === Direction.PREVIOUS;
+      var isPrevDirection = direction === Direction.PREV;
       var activeIndex = this._getItemIndex(activeElement);
       var lastItemIndex = this._items.length - 1;
       var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
@@ -265,16 +285,20 @@ var Carousel = function ($) {
         return activeElement;
       }
 
-      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var delta = direction === Direction.PREV ? -1 : 1;
       var itemIndex = (activeIndex + delta) % this._items.length;
 
       return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
     };
 
     Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
+      var targetIndex = this._getItemIndex(relatedTarget);
+      var fromIndex = this._getItemIndex($(this._element).find(Selector.ACTIVE_ITEM)[0]);
       var slideEvent = $.Event(Event.SLIDE, {
         relatedTarget: relatedTarget,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: fromIndex,
+        to: targetIndex
       });
 
       $(this._element).trigger(slideEvent);
@@ -298,8 +322,9 @@ var Carousel = function ($) {
       var _this3 = this;
 
       var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var activeElementIndex = this._getItemIndex(activeElement);
       var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
-
+      var nextElementIndex = this._getItemIndex(nextElement);
       var isCycling = Boolean(this._interval);
 
       var directionalClassName = void 0;
@@ -341,7 +366,9 @@ var Carousel = function ($) {
 
       var slidEvent = $.Event(Event.SLID, {
         relatedTarget: nextElement,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: activeElementIndex,
+        to: nextElementIndex
       });
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
@@ -483,3 +510,4 @@ var Carousel = function ($) {
 
   return Carousel;
 }(jQuery);
+//# sourceMappingURL=carousel.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/collapse.js b/assets/javascripts/bootstrap/collapse.js
index 2969a60..0e2bc75 100644
--- a/assets/javascripts/bootstrap/collapse.js
+++ b/assets/javascripts/bootstrap/collapse.js
@@ -58,7 +58,7 @@ var Collapse = function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.card > .show, .card > .collapsing',
+    ACTIVES: '.show, .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
   };
 
@@ -103,11 +103,7 @@ var Collapse = function ($) {
     Collapse.prototype.show = function show() {
       var _this = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if ($(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -115,7 +111,7 @@ var Collapse = function ($) {
       var activesData = void 0;
 
       if (this._parent) {
-        actives = $.makeArray($(this._parent).find(Selector.ACTIVES));
+        actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
         if (!actives.length) {
           actives = null;
         }
@@ -146,7 +142,6 @@ var Collapse = function ($) {
       $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
       this._element.style[dimension] = 0;
-      this._element.setAttribute('aria-expanded', true);
 
       if (this._triggerArray.length) {
         $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
@@ -180,11 +175,7 @@ var Collapse = function ($) {
     Collapse.prototype.hide = function hide() {
       var _this2 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if (!$(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -195,16 +186,13 @@ var Collapse = function ($) {
       }
 
       var dimension = this._getDimension();
-      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-      this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px';
 
       Util.reflow(this._element);
 
       $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
 
-      this._element.setAttribute('aria-expanded', false);
-
       if (this._triggerArray.length) {
         $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
       }
@@ -270,7 +258,6 @@ var Collapse = function ($) {
     Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
       if (element) {
         var isOpen = $(element).hasClass(ClassName.SHOW);
-        element.setAttribute('aria-expanded', isOpen);
 
         if (triggerArray.length) {
           $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
@@ -331,7 +318,9 @@ var Collapse = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
+    if (!/input|textarea/i.test(event.target.tagName)) {
+      event.preventDefault();
+    }
 
     var target = Collapse._getTargetFromElement(this);
     var data = $(target).data(DATA_KEY);
@@ -355,3 +344,4 @@ var Collapse = function ($) {
 
   return Collapse;
 }(jQuery);
+//# sourceMappingURL=collapse.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/dropdown.js b/assets/javascripts/bootstrap/dropdown.js
index 87fa677..a2593e1 100644
--- a/assets/javascripts/bootstrap/dropdown.js
+++ b/assets/javascripts/bootstrap/dropdown.js
@@ -1,3 +1,5 @@
+var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
+
 var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
 
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
@@ -12,6 +14,14 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
 var Dropdown = function ($) {
 
   /**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)');
+  }
+
+  /**
    * ------------------------------------------------------------------------
    * Constants
    * ------------------------------------------------------------------------
@@ -24,9 +34,12 @@ var Dropdown = function ($) {
   var DATA_API_KEY = '.data-api';
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
+  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
   var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
   var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
   var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
+  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE);
 
   var Event = {
     HIDE: 'hide' + EVENT_KEY,
@@ -35,24 +48,43 @@ var Dropdown = function ($) {
     SHOWN: 'shown' + EVENT_KEY,
     CLICK: 'click' + EVENT_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
-    FOCUSIN_DATA_API: 'focusin' + EVENT_KEY + DATA_API_KEY,
-    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY
+    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
+    KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
   };
 
   var ClassName = {
-    BACKDROP: 'dropdown-backdrop',
     DISABLED: 'disabled',
-    SHOW: 'show'
+    SHOW: 'show',
+    DROPUP: 'dropup',
+    MENURIGHT: 'dropdown-menu-right',
+    MENULEFT: 'dropdown-menu-left'
   };
 
   var Selector = {
-    BACKDROP: '.dropdown-backdrop',
     DATA_TOGGLE: '[data-toggle="dropdown"]',
     FORM_CHILD: '.dropdown form',
-    ROLE_MENU: '[role="menu"]',
-    ROLE_LISTBOX: '[role="listbox"]',
+    MENU: '.dropdown-menu',
     NAVBAR_NAV: '.navbar-nav',
-    VISIBLE_ITEMS: '[role="menu"] li:not(.disabled) a, ' + '[role="listbox"] li:not(.disabled) a'
+    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
+  };
+
+  var AttachmentMap = {
+    TOP: 'top-start',
+    TOPEND: 'top-end',
+    BOTTOM: 'bottom-start',
+    BOTTOMEND: 'bottom-end'
+  };
+
+  var Default = {
+    placement: AttachmentMap.BOTTOM,
+    offset: 0,
+    flip: true
+  };
+
+  var DefaultType = {
+    placement: 'string',
+    offset: '(number|string)',
+    flip: 'boolean'
   };
 
   /**
@@ -62,10 +94,13 @@ var Dropdown = function ($) {
    */
 
   var Dropdown = function () {
-    function Dropdown(element) {
+    function Dropdown(element, config) {
       _classCallCheck(this, Dropdown);
 
       this._element = element;
+      this._popper = null;
+      this._config = this._getConfig(config);
+      this._menu = this._getMenuElement();
 
       this._addEventListeners();
     }
@@ -75,58 +110,130 @@ var Dropdown = function ($) {
     // public
 
     Dropdown.prototype.toggle = function toggle() {
-      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-        return false;
+      if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
+        return;
       }
 
-      var parent = Dropdown._getParentFromElement(this);
-      var isActive = $(parent).hasClass(ClassName.SHOW);
+      var parent = Dropdown._getParentFromElement(this._element);
+      var isActive = $(this._menu).hasClass(ClassName.SHOW);
 
       Dropdown._clearMenus();
 
       if (isActive) {
-        return false;
-      }
-
-      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
-
-        // if mobile we use a backdrop because click events don't delegate
-        var dropdown = document.createElement('div');
-        dropdown.className = ClassName.BACKDROP;
-        $(dropdown).insertBefore(this);
-        $(dropdown).on('click', Dropdown._clearMenus);
+        return;
       }
 
       var relatedTarget = {
-        relatedTarget: this
+        relatedTarget: this._element
       };
       var showEvent = $.Event(Event.SHOW, relatedTarget);
 
       $(parent).trigger(showEvent);
 
       if (showEvent.isDefaultPrevented()) {
-        return false;
+        return;
       }
 
-      this.focus();
-      this.setAttribute('aria-expanded', true);
+      var element = this._element;
+      // for dropup with alignment we use the parent as popper container
+      if ($(parent).hasClass(ClassName.DROPUP)) {
+        if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
+          element = parent;
+        }
+      }
+      this._popper = new Popper(element, this._menu, {
+        placement: this._getPlacement(),
+        modifiers: {
+          offset: {
+            offset: this._config.offset
+          },
+          flip: {
+            enabled: this._config.flip
+          }
+        }
+      });
+
+      // if this is a touch-enabled device we add extra
+      // empty mouseover listeners to the body's immediate children;
+      // only needed because of broken event delegation on iOS
+      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
+        $('body').children().on('mouseover', null, $.noop);
+      }
 
-      $(parent).toggleClass(ClassName.SHOW);
-      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      this._element.focus();
+      this._element.setAttribute('aria-expanded', true);
 
-      return false;
+      $(this._menu).toggleClass(ClassName.SHOW);
+      $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));
     };
 
     Dropdown.prototype.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       $(this._element).off(EVENT_KEY);
       this._element = null;
+      this._menu = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
+    };
+
+    Dropdown.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
     };
 
     // private
 
     Dropdown.prototype._addEventListeners = function _addEventListeners() {
-      $(this._element).on(Event.CLICK, this.toggle);
+      var _this = this;
+
+      $(this._element).on(Event.CLICK, function (event) {
+        event.preventDefault();
+        event.stopPropagation();
+        _this.toggle();
+      });
+    };
+
+    Dropdown.prototype._getConfig = function _getConfig(config) {
+      var elementData = $(this._element).data();
+      if (elementData.placement !== undefined) {
+        elementData.placement = AttachmentMap[elementData.placement.toUpperCase()];
+      }
+
+      config = $.extend({}, this.constructor.Default, $(this._element).data(), config);
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Dropdown.prototype._getMenuElement = function _getMenuElement() {
+      if (!this._menu) {
+        var parent = Dropdown._getParentFromElement(this._element);
+        this._menu = $(parent).find(Selector.MENU)[0];
+      }
+      return this._menu;
+    };
+
+    Dropdown.prototype._getPlacement = function _getPlacement() {
+      var $parentDropdown = $(this._element).parent();
+      var placement = this._config.placement;
+
+      // Handle dropup
+      if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
+        placement = AttachmentMap.TOP;
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.TOPEND;
+        }
+      } else {
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.BOTTOMEND;
+        }
+      }
+      return placement;
     };
 
     // static
@@ -134,9 +241,10 @@ var Dropdown = function ($) {
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
         var data = $(this).data(DATA_KEY);
+        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;
 
         if (!data) {
-          data = new Dropdown(this);
+          data = new Dropdown(this, _config);
           $(this).data(DATA_KEY, data);
         }
 
@@ -144,34 +252,34 @@ var Dropdown = function ($) {
           if (data[config] === undefined) {
             throw new Error('No method named "' + config + '"');
           }
-          data[config].call(this);
+          data[config]();
         }
       });
     };
 
     Dropdown._clearMenus = function _clearMenus(event) {
-      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
         return;
       }
 
-      var backdrop = $(Selector.BACKDROP)[0];
-      if (backdrop) {
-        backdrop.parentNode.removeChild(backdrop);
-      }
-
       var toggles = $.makeArray($(Selector.DATA_TOGGLE));
-
       for (var i = 0; i < toggles.length; i++) {
         var parent = Dropdown._getParentFromElement(toggles[i]);
+        var context = $(toggles[i]).data(DATA_KEY);
         var relatedTarget = {
           relatedTarget: toggles[i]
         };
 
+        if (!context) {
+          continue;
+        }
+
+        var dropdownMenu = context._menu;
         if (!$(parent).hasClass(ClassName.SHOW)) {
           continue;
         }
 
-        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'focusin') && $.contains(parent, event.target)) {
+        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
           continue;
         }
 
@@ -181,8 +289,15 @@ var Dropdown = function ($) {
           continue;
         }
 
+        // if this is a touch-enabled device we remove the extra
+        // empty mouseover listeners we added for iOS support
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().off('mouseover', null, $.noop);
+        }
+
         toggles[i].setAttribute('aria-expanded', 'false');
 
+        $(dropdownMenu).removeClass(ClassName.SHOW);
         $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
     };
@@ -199,7 +314,7 @@ var Dropdown = function ($) {
     };
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
-      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+      if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE || /input|textarea/i.test(event.target.tagName)) {
         return;
       }
 
@@ -213,7 +328,7 @@ var Dropdown = function ($) {
       var parent = Dropdown._getParentFromElement(this);
       var isActive = $(parent).hasClass(ClassName.SHOW);
 
-      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
 
         if (event.which === ESCAPE_KEYCODE) {
           var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
@@ -254,6 +369,16 @@ var Dropdown = function ($) {
       get: function get() {
         return VERSION;
       }
+    }, {
+      key: 'Default',
+      get: function get() {
+        return Default;
+      }
+    }, {
+      key: 'DefaultType',
+      get: function get() {
+        return DefaultType;
+      }
     }]);
 
     return Dropdown;
@@ -265,7 +390,11 @@ var Dropdown = function ($) {
    * ------------------------------------------------------------------------
    */
 
-  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.FOCUSIN_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
+  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+    event.preventDefault();
+    event.stopPropagation();
+    Dropdown._jQueryInterface.call($(this), 'toggle');
+  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
   });
 
@@ -283,4 +412,5 @@ var Dropdown = function ($) {
   };
 
   return Dropdown;
-}(jQuery);
+}(jQuery); /* global Popper */
+//# sourceMappingURL=dropdown.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/modal.js b/assets/javascripts/bootstrap/modal.js
index c6113e9..563d8f5 100644
--- a/assets/javascripts/bootstrap/modal.js
+++ b/assets/javascripts/bootstrap/modal.js
@@ -69,7 +69,8 @@ var Modal = function ($) {
     DIALOG: '.modal-dialog',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
-    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top'
+    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+    NAVBAR_TOGGLER: '.navbar-toggler'
   };
 
   /**
@@ -89,7 +90,6 @@ var Modal = function ($) {
       this._isShown = false;
       this._isBodyOverflowing = false;
       this._ignoreBackdropClick = false;
-      this._isTransitioning = false;
       this._originalBodyPadding = 0;
       this._scrollbarWidth = 0;
     }
@@ -106,12 +106,13 @@ var Modal = function ($) {
       var _this = this;
 
       if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+        return;
       }
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
         this._isTransitioning = true;
       }
+
       var showEvent = $.Event(Event.SHOW, {
         relatedTarget: relatedTarget
       });
@@ -156,16 +157,18 @@ var Modal = function ($) {
         event.preventDefault();
       }
 
-      if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+      if (this._isTransitioning || !this._isShown) {
+        return;
       }
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+
       if (transition) {
         this._isTransitioning = true;
       }
 
       var hideEvent = $.Event(Event.HIDE);
+
       $(this._element).trigger(hideEvent);
 
       if (!this._isShown || hideEvent.isDefaultPrevented()) {
@@ -185,6 +188,7 @@ var Modal = function ($) {
       $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
       if (transition) {
+
         $(this._element).one(Util.TRANSITION_END, function (event) {
           return _this2._hideModal(event);
         }).emulateTransitionEnd(TRANSITION_DURATION);
@@ -205,10 +209,13 @@ var Modal = function ($) {
       this._isShown = null;
       this._isBodyOverflowing = null;
       this._ignoreBackdropClick = null;
-      this._originalBodyPadding = null;
       this._scrollbarWidth = null;
     };
 
+    Modal.prototype.handleUpdate = function handleUpdate() {
+      this._adjustDialog();
+    };
+
     // private
 
     Modal.prototype._getConfig = function _getConfig(config) {
@@ -277,6 +284,7 @@ var Modal = function ($) {
       if (this._isShown && this._config.keyboard) {
         $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
           if (event.which === ESCAPE_KEYCODE) {
+            event.preventDefault();
             _this5.hide();
           }
         });
@@ -290,7 +298,7 @@ var Modal = function ($) {
 
       if (this._isShown) {
         $(window).on(Event.RESIZE, function (event) {
-          return _this6._handleUpdate(event);
+          return _this6.handleUpdate(event);
         });
       } else {
         $(window).off(Event.RESIZE);
@@ -301,7 +309,7 @@ var Modal = function ($) {
       var _this7 = this;
 
       this._element.style.display = 'none';
-      this._element.setAttribute('aria-hidden', 'true');
+      this._element.setAttribute('aria-hidden', true);
       this._isTransitioning = false;
       this._showBackdrop(function () {
         $(document.body).removeClass(ClassName.OPEN);
@@ -391,10 +399,6 @@ var Modal = function ($) {
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
 
-    Modal.prototype._handleUpdate = function _handleUpdate() {
-      this._adjustDialog();
-    };
-
     Modal.prototype._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
 
@@ -418,17 +422,55 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setScrollbar = function _setScrollbar() {
-      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
-
-      this._originalBodyPadding = document.body.style.paddingRight || '';
+      var _this9 = this;
 
       if (this._isBodyOverflowing) {
-        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+
+        // Adjust fixed content padding
+        $(Selector.FIXED_CONTENT).each(function (index, element) {
+          var actualPadding = $(element)[0].style.paddingRight;
+          var calculatedPadding = $(element).css('padding-right');
+          $(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + 'px');
+        });
+
+        // Adjust navbar-toggler margin
+        $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+          var actualMargin = $(element)[0].style.marginRight;
+          var calculatedMargin = $(element).css('margin-right');
+          $(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this9._scrollbarWidth + 'px');
+        });
+
+        // Adjust body padding
+        var actualPadding = document.body.style.paddingRight;
+        var calculatedPadding = $('body').css('padding-right');
+        $('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
       }
     };
 
     Modal.prototype._resetScrollbar = function _resetScrollbar() {
-      document.body.style.paddingRight = this._originalBodyPadding;
+      // Restore fixed content padding
+      $(Selector.FIXED_CONTENT).each(function (index, element) {
+        var padding = $(element).data('padding-right');
+        if (typeof padding !== 'undefined') {
+          $(element).css('padding-right', padding).removeData('padding-right');
+        }
+      });
+
+      // Restore navbar-toggler margin
+      $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+        var margin = $(element).data('margin-right');
+        if (typeof margin !== 'undefined') {
+          $(element).css('margin-right', margin).removeData('margin-right');
+        }
+      });
+
+      // Restore body padding
+      var padding = $('body').data('padding-right');
+      if (typeof padding !== 'undefined') {
+        $('body').css('padding-right', padding).removeData('padding-right');
+      }
     };
 
     Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
@@ -436,7 +478,7 @@ var Modal = function ($) {
       var scrollDiv = document.createElement('div');
       scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
       document.body.appendChild(scrollDiv);
-      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
     };
@@ -486,7 +528,7 @@ var Modal = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    var _this9 = this;
+    var _this10 = this;
 
     var target = void 0;
     var selector = Util.getSelectorFromElement(this);
@@ -508,8 +550,8 @@ var Modal = function ($) {
       }
 
       $target.one(Event.HIDDEN, function () {
-        if ($(_this9).is(':visible')) {
-          _this9.focus();
+        if ($(_this10).is(':visible')) {
+          _this10.focus();
         }
       });
     });
@@ -532,3 +574,4 @@ var Modal = function ($) {
 
   return Modal;
 }(jQuery);
+//# sourceMappingURL=modal.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/popover.js b/assets/javascripts/bootstrap/popover.js
index 5ca8c0c..1e82e82 100644
--- a/assets/javascripts/bootstrap/popover.js
+++ b/assets/javascripts/bootstrap/popover.js
@@ -28,12 +28,14 @@ var Popover = function ($) {
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
+  var CLASS_PREFIX = 'bs-popover';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var Default = $.extend({}, Tooltip.Default, {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<div class="arrow" x-arrow></div>' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -84,6 +86,10 @@ var Popover = function ($) {
       return this.getTitle() || this._getContent();
     };
 
+    Popover.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Popover.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
@@ -96,8 +102,6 @@ var Popover = function ($) {
       this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     // private
@@ -106,6 +110,14 @@ var Popover = function ($) {
       return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
     };
 
+    Popover.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
     // static
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
@@ -190,3 +202,4 @@ var Popover = function ($) {
 
   return Popover;
 }(jQuery);
+//# sourceMappingURL=popover.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/scrollspy.js b/assets/javascripts/bootstrap/scrollspy.js
index e2ee2e3..a332f96 100644
--- a/assets/javascripts/bootstrap/scrollspy.js
+++ b/assets/javascripts/bootstrap/scrollspy.js
@@ -47,18 +47,15 @@ var ScrollSpy = function ($) {
   var ClassName = {
     DROPDOWN_ITEM: 'dropdown-item',
     DROPDOWN_MENU: 'dropdown-menu',
-    NAV_LINK: 'nav-link',
-    NAV: 'nav',
     ACTIVE: 'active'
   };
 
   var Selector = {
     DATA_SPY: '[data-spy="scroll"]',
     ACTIVE: '.active',
-    LIST_ITEM: '.list-item',
-    LI: 'li',
-    LI_DROPDOWN: 'li.dropdown',
+    NAV_LIST_GROUP: '.nav, .list-group',
     NAV_LINKS: '.nav-link',
+    LIST_ITEMS: '.list-group-item',
     DROPDOWN: '.dropdown',
     DROPDOWN_ITEMS: '.dropdown-item',
     DROPDOWN_TOGGLE: '.dropdown-toggle'
@@ -84,7 +81,7 @@ var ScrollSpy = function ($) {
       this._element = element;
       this._scrollElement = element.tagName === 'BODY' ? window : element;
       this._config = this._getConfig(config);
-      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
+      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
       this._offsets = [];
       this._targets = [];
       this._activeTarget = null;
@@ -126,9 +123,12 @@ var ScrollSpy = function ($) {
           target = $(targetSelector)[0];
         }
 
-        if (target && (target.offsetWidth || target.offsetHeight)) {
-          // todo (fat): remove sketch reliance on jQuery position/offset
-          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        if (target) {
+          var targetBCR = target.getBoundingClientRect();
+          if (targetBCR.width || targetBCR.height) {
+            // todo (fat): remove sketch reliance on jQuery position/offset
+            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+          }
         }
         return null;
       }).filter(function (item) {
@@ -183,7 +183,7 @@ var ScrollSpy = function ($) {
     };
 
     ScrollSpy.prototype._getOffsetHeight = function _getOffsetHeight() {
-      return this._scrollElement === window ? window.innerHeight : this._scrollElement.offsetHeight;
+      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
     };
 
     ScrollSpy.prototype._process = function _process() {
@@ -235,9 +235,11 @@ var ScrollSpy = function ($) {
         $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         $link.addClass(ClassName.ACTIVE);
       } else {
-        // todo (fat) this is kinda sus...
-        // recursively add actives to tested nav-links
-        $link.parents(Selector.LI).find('> ' + Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+        // Set triggered link as active
+        $link.addClass(ClassName.ACTIVE);
+        // Set triggered links parents as active
+        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE);
       }
 
       $(this._scrollElement).trigger(Event.ACTIVATE, {
@@ -315,3 +317,4 @@ var ScrollSpy = function ($) {
 
   return ScrollSpy;
 }(jQuery);
+//# sourceMappingURL=scrollspy.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/tab.js b/assets/javascripts/bootstrap/tab.js
index ba1b9c1..fb0749e 100644
--- a/assets/javascripts/bootstrap/tab.js
+++ b/assets/javascripts/bootstrap/tab.js
@@ -42,14 +42,10 @@ var Tab = function ($) {
   };
 
   var Selector = {
-    A: 'a',
-    LI: 'li',
     DROPDOWN: '.dropdown',
-    LIST: 'ul:not(.dropdown-menu), ol:not(.dropdown-menu), nav:not(.dropdown-menu)',
-    FADE_CHILD: '> .nav-item .fade, > .fade',
+    NAV_LIST_GROUP: '.nav, .list-group',
     ACTIVE: '.active',
-    ACTIVE_CHILD: '> .nav-item > .active, > .active',
-    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"]',
+    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
     DROPDOWN_TOGGLE: '.dropdown-toggle',
     DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
   };
@@ -80,7 +76,7 @@ var Tab = function ($) {
 
       var target = void 0;
       var previous = void 0;
-      var listElement = $(this._element).closest(Selector.LIST)[0];
+      var listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0];
       var selector = Util.getSelectorFromElement(this._element);
 
       if (listElement) {
@@ -133,7 +129,7 @@ var Tab = function ($) {
     };
 
     Tab.prototype.dispose = function dispose() {
-      $.removeClass(this._element, DATA_KEY);
+      $.removeData(this._element, DATA_KEY);
       this._element = null;
     };
 
@@ -142,8 +138,8 @@ var Tab = function ($) {
     Tab.prototype._activate = function _activate(element, container, callback) {
       var _this2 = this;
 
-      var active = $(container).find(Selector.ACTIVE_CHILD)[0];
-      var isTransitioning = callback && Util.supportsTransitionEnd() && (active && $(active).hasClass(ClassName.FADE) || Boolean($(container).find(Selector.FADE_CHILD)[0]));
+      var active = $(container).find(Selector.ACTIVE)[0];
+      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $(active).hasClass(ClassName.FADE);
 
       var complete = function complete() {
         return _this2._transitionComplete(element, active, isTransitioning, callback);
@@ -255,3 +251,4 @@ var Tab = function ($) {
 
   return Tab;
 }(jQuery);
+//# sourceMappingURL=tab.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/tooltip.js b/assets/javascripts/bootstrap/tooltip.js
index d261eab..f470481 100644
--- a/assets/javascripts/bootstrap/tooltip.js
+++ b/assets/javascripts/bootstrap/tooltip.js
@@ -14,11 +14,11 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
 var Tooltip = function ($) {
 
   /**
-   * Check for Tether dependency
-   * Tether - http://tether.io/
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
    */
-  if (typeof Tether === 'undefined') {
-    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap tooltips require Popper.js (https://popper.js.org)');
   }
 
   /**
@@ -33,21 +33,8 @@ var Tooltip = function ($) {
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var TRANSITION_DURATION = 150;
-  var CLASS_PREFIX = 'bs-tether';
-
-  var Default = {
-    animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
-    trigger: 'hover focus',
-    title: '',
-    delay: 0,
-    html: false,
-    selector: false,
-    placement: 'top',
-    offset: '0 0',
-    constraints: [],
-    container: false
-  };
+  var CLASS_PREFIX = 'bs-tooltip';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var DefaultType = {
     animation: 'boolean',
@@ -58,16 +45,31 @@ var Tooltip = function ($) {
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: 'string',
-    constraints: 'array',
-    container: '(string|element|boolean)'
+    offset: '(number|string)',
+    container: '(string|element|boolean)',
+    fallbackPlacement: '(string|array)'
   };
 
   var AttachmentMap = {
-    TOP: 'bottom center',
-    RIGHT: 'middle left',
-    BOTTOM: 'top center',
-    LEFT: 'middle right'
+    AUTO: 'auto',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom',
+    LEFT: 'left'
+  };
+
+  var Default = {
+    animation: true,
+    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow" x-arrow></div>' + '<div class="tooltip-inner"></div></div>',
+    trigger: 'hover focus',
+    title: '',
+    delay: 0,
+    html: false,
+    selector: false,
+    placement: 'top',
+    offset: 0,
+    container: false,
+    fallbackPlacement: 'flip'
   };
 
   var HoverState = {
@@ -98,11 +100,6 @@ var Tooltip = function ($) {
     TOOLTIP_INNER: '.tooltip-inner'
   };
 
-  var TetherClass = {
-    element: false,
-    enabled: false
-  };
-
   var Trigger = {
     HOVER: 'hover',
     FOCUS: 'focus',
@@ -125,8 +122,7 @@ var Tooltip = function ($) {
       this._timeout = 0;
       this._hoverState = '';
       this._activeTrigger = {};
-      this._isTransitioning = false;
-      this._tether = null;
+      this._popper = null;
 
       // protected
       this.element = element;
@@ -183,8 +179,6 @@ var Tooltip = function ($) {
     Tooltip.prototype.dispose = function dispose() {
       clearTimeout(this._timeout);
 
-      this.cleanupTether();
-
       $.removeData(this.element, this.constructor.DATA_KEY);
 
       $(this.element).off(this.constructor.EVENT_KEY);
@@ -198,7 +192,10 @@ var Tooltip = function ($) {
       this._timeout = null;
       this._hoverState = null;
       this._activeTrigger = null;
-      this._tether = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
 
       this.element = null;
       this.config = null;
@@ -214,9 +211,6 @@ var Tooltip = function ($) {
 
       var showEvent = $.Event(this.constructor.Event.SHOW);
       if (this.isWithContent() && this._isEnabled) {
-        if (this._isTransitioning) {
-          throw new Error('Tooltip is transitioning');
-        }
         $(this.element).trigger(showEvent);
 
         var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
@@ -240,33 +234,54 @@ var Tooltip = function ($) {
         var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
         var attachment = this._getAttachment(placement);
+        this.addAttachmentClass(attachment);
 
         var container = this.config.container === false ? document.body : $(this.config.container);
 
-        $(tip).data(this.constructor.DATA_KEY, this).appendTo(container);
+        $(tip).data(this.constructor.DATA_KEY, this);
+
+        if (!$.contains(this.element.ownerDocument.documentElement, this.tip)) {
+          $(tip).appendTo(container);
+        }
 
         $(this.element).trigger(this.constructor.Event.INSERTED);
 
-        this._tether = new Tether({
-          attachment: attachment,
-          element: tip,
-          target: this.element,
-          classes: TetherClass,
-          classPrefix: CLASS_PREFIX,
-          offset: this.config.offset,
-          constraints: this.config.constraints,
-          addTargetClasses: false
+        this._popper = new Popper(this.element, tip, {
+          placement: attachment,
+          modifiers: {
+            offset: {
+              offset: this.config.offset
+            },
+            flip: {
+              behavior: this.config.fallbackPlacement
+            }
+          },
+          onCreate: function onCreate(data) {
+            if (data.originalPlacement !== data.placement) {
+              _this._handlePopperPlacementChange(data);
+            }
+          },
+          onUpdate: function onUpdate(data) {
+            _this._handlePopperPlacementChange(data);
+          }
         });
 
-        Util.reflow(tip);
-        this._tether.position();
-
         $(tip).addClass(ClassName.SHOW);
 
+        // if this is a touch-enabled device we add extra
+        // empty mouseover listeners to the body's immediate children;
+        // only needed because of broken event delegation on iOS
+        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().on('mouseover', null, $.noop);
+        }
+
         var complete = function complete() {
+          if (_this.config.animation) {
+            _this._fixTransition();
+          }
           var prevHoverState = _this._hoverState;
           _this._hoverState = null;
-          _this._isTransitioning = false;
 
           $(_this.element).trigger(_this.constructor.Event.SHOWN);
 
@@ -276,12 +291,10 @@ var Tooltip = function ($) {
         };
 
         if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-          this._isTransitioning = true;
           $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-          return;
+        } else {
+          complete();
         }
-
-        complete();
       }
     };
 
@@ -290,18 +303,17 @@ var Tooltip = function ($) {
 
       var tip = this.getTipElement();
       var hideEvent = $.Event(this.constructor.Event.HIDE);
-      if (this._isTransitioning) {
-        throw new Error('Tooltip is transitioning');
-      }
       var complete = function complete() {
         if (_this2._hoverState !== HoverState.SHOW && tip.parentNode) {
           tip.parentNode.removeChild(tip);
         }
 
+        _this2._cleanTipClass();
         _this2.element.removeAttribute('aria-describedby');
         $(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
-        _this2._isTransitioning = false;
-        _this2.cleanupTether();
+        if (_this2._popper !== null) {
+          _this2._popper.destroy();
+        }
 
         if (callback) {
           callback();
@@ -316,12 +328,18 @@ var Tooltip = function ($) {
 
       $(tip).removeClass(ClassName.SHOW);
 
+      // if this is a touch-enabled device we remove the extra
+      // empty mouseover listeners we added for iOS support
+      if ('ontouchstart' in document.documentElement) {
+        $('body').children().off('mouseover', null, $.noop);
+      }
+
       this._activeTrigger[Trigger.CLICK] = false;
       this._activeTrigger[Trigger.FOCUS] = false;
       this._activeTrigger[Trigger.HOVER] = false;
 
       if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-        this._isTransitioning = true;
+
         $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         complete();
@@ -330,24 +348,30 @@ var Tooltip = function ($) {
       this._hoverState = '';
     };
 
+    Tooltip.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
+    };
+
     // protected
 
     Tooltip.prototype.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
     };
 
+    Tooltip.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Tooltip.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
 
     Tooltip.prototype.setContent = function setContent() {
       var $tip = $(this.getTipElement());
-
       this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
-
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     Tooltip.prototype.setElementContent = function setElementContent($element, content) {
@@ -376,12 +400,6 @@ var Tooltip = function ($) {
       return title;
     };
 
-    Tooltip.prototype.cleanupTether = function cleanupTether() {
-      if (this._tether) {
-        this._tether.destroy();
-      }
-    };
-
     // private
 
     Tooltip.prototype._getAttachment = function _getAttachment(placement) {
@@ -521,6 +539,14 @@ var Tooltip = function ($) {
         };
       }
 
+      if (config.title && typeof config.title === 'number') {
+        config.title = config.title.toString();
+      }
+
+      if (config.content && typeof config.content === 'number') {
+        config.content = config.content.toString();
+      }
+
       Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
 
       return config;
@@ -540,6 +566,32 @@ var Tooltip = function ($) {
       return config;
     };
 
+    Tooltip.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
+    Tooltip.prototype._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
+      this._cleanTipClass();
+      this.addAttachmentClass(this._getAttachment(data.placement));
+    };
+
+    Tooltip.prototype._fixTransition = function _fixTransition() {
+      var tip = this.getTipElement();
+      var initConfigAnimation = this.config.animation;
+      if (tip.getAttribute('x-placement') !== null) {
+        return;
+      }
+      $(tip).removeClass(ClassName.FADE);
+      this.config.animation = false;
+      this.hide();
+      this.show();
+      this.config.animation = initConfigAnimation;
+    };
+
     // static
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
@@ -619,4 +671,5 @@ var Tooltip = function ($) {
   };
 
   return Tooltip;
-}(jQuery); /* global Tether */
+}(jQuery); /* global Popper */
+//# sourceMappingURL=tooltip.js.map
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/util.js b/assets/javascripts/bootstrap/util.js
index 890b05d..58d5dd9 100644
--- a/assets/javascripts/bootstrap/util.js
+++ b/assets/javascripts/bootstrap/util.js
@@ -111,13 +111,16 @@ var Util = function ($) {
     },
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
-
-      if (!selector) {
+      if (!selector || selector === '#') {
         selector = element.getAttribute('href') || '';
-        selector = /^#[a-z]/i.test(selector) ? selector : null;
       }
 
-      return selector;
+      try {
+        var $selector = $(selector);
+        return $selector.length > 0 ? selector : null;
+      } catch (error) {
+        return null;
+      }
     },
     reflow: function reflow(element) {
       return element.offsetHeight;
@@ -147,3 +150,4 @@ var Util = function ($) {
 
   return Util;
 }(jQuery);
+//# sourceMappingURL=util.js.map
\ No newline at end of file