rake update[v4.0.0-alpha.5]

48 files changed, 3738 insertions, 3843 deletions

diff --git a/assets/javascripts/bootstrap.js b/assets/javascripts/bootstrap.js
index 2f8da59..063bb7a 100644
--- a/assets/javascripts/bootstrap.js
+++ b/assets/javascripts/bootstrap.js
@@ -1,5 +1,5 @@
 /*!
- * Bootstrap v4.0.0-alpha.4 (http://getbootstrap.com)
+ * Bootstrap v4.0.0-alpha.5 (https://getbootstrap.com)
  * Copyright 2011-2016 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
@@ -16,26 +16,26 @@ if (typeof jQuery === 'undefined') {
 }(jQuery);
 
 
-+function ($) {
++function () {
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): util.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+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; };
 
-'use strict';
+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; }; }();
 
-var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
 
-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 _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
 
-function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.0.0-alpha.5): util.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
 
-var Util = (function ($) {
+var Util = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -56,7 +56,7 @@ var Util = (function ($) {
 
   // shoutout AngusCroll (https://goo.gl/pxwQGp)
   function toType(obj) {
-    return ({}).toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
+    return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
   }
 
   function isElement(obj) {
@@ -83,9 +83,9 @@ var Util = (function ($) {
 
     var el = document.createElement('bootstrap');
 
-    for (var _name in TransitionEndEvent) {
-      if (el.style[_name] !== undefined) {
-        return { end: TransitionEndEvent[_name] };
+    for (var name in TransitionEndEvent) {
+      if (el.style[name] !== undefined) {
+        return { end: TransitionEndEvent[name] };
       }
     }
 
@@ -133,12 +133,11 @@ var Util = (function ($) {
     getUID: function getUID(prefix) {
       do {
         /* eslint-disable no-bitwise */
-        prefix += ~ ~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
+        prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
         /* eslint-enable no-bitwise */
       } while (document.getElementById(prefix));
       return prefix;
     },
-
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
 
@@ -149,25 +148,21 @@ var Util = (function ($) {
 
       return selector;
     },
-
     reflow: function reflow(element) {
       new Function('bs', 'return bs')(element.offsetHeight);
     },
-
     triggerTransitionEnd: function triggerTransitionEnd(element) {
       $(element).trigger(transition.end);
     },
-
     supportsTransitionEnd: function supportsTransitionEnd() {
       return Boolean(transition);
     },
-
     typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
       for (var property in configTypes) {
         if (configTypes.hasOwnProperty(property)) {
           var expectedTypes = configTypes[property];
           var value = config[property];
-          var valueType = undefined;
+          var valueType = void 0;
 
           if (value && isElement(value)) {
             valueType = 'element';
@@ -186,16 +181,16 @@ var Util = (function ($) {
   setTransitionEndSupport();
 
   return Util;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): alert.js
+ * Bootstrap (v4.0.0-alpha.5): alert.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Alert = (function ($) {
+var Alert = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -204,7 +199,7 @@ var Alert = (function ($) {
    */
 
   var NAME = 'alert';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -233,120 +228,103 @@ var Alert = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Alert = (function () {
+  var Alert = function () {
     function Alert(element) {
       _classCallCheck(this, Alert);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Alert, [{
-      key: 'close',
+    // public
 
-      // public
+    Alert.prototype.close = function close(element) {
+      element = element || this._element;
 
-      value: function close(element) {
-        element = element || this._element;
+      var rootElement = this._getRootElement(element);
+      var customEvent = this._triggerCloseEvent(rootElement);
 
-        var rootElement = this._getRootElement(element);
-        var customEvent = this._triggerCloseEvent(rootElement);
+      if (customEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (customEvent.isDefaultPrevented()) {
-          return;
-        }
+      this._removeElement(rootElement);
+    };
 
-        this._removeElement(rootElement);
+    Alert.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      this._element = null;
+    };
+
+    // private
+
+    Alert.prototype._getRootElement = function _getRootElement(element) {
+      var selector = Util.getSelectorFromElement(element);
+      var parent = false;
+
+      if (selector) {
+        parent = $(selector)[0];
       }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        this._element = null;
+
+      if (!parent) {
+        parent = $(element).closest('.' + ClassName.ALERT)[0];
       }
 
-      // private
+      return parent;
+    };
 
-    }, {
-      key: '_getRootElement',
-      value: function _getRootElement(element) {
-        var selector = Util.getSelectorFromElement(element);
-        var parent = false;
+    Alert.prototype._triggerCloseEvent = function _triggerCloseEvent(element) {
+      var closeEvent = $.Event(Event.CLOSE);
 
-        if (selector) {
-          parent = $(selector)[0];
-        }
+      $(element).trigger(closeEvent);
+      return closeEvent;
+    };
 
-        if (!parent) {
-          parent = $(element).closest('.' + ClassName.ALERT)[0];
-        }
+    Alert.prototype._removeElement = function _removeElement(element) {
+      $(element).removeClass(ClassName.IN);
 
-        return parent;
+      if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
+        this._destroyElement(element);
+        return;
       }
-    }, {
-      key: '_triggerCloseEvent',
-      value: function _triggerCloseEvent(element) {
-        var closeEvent = $.Event(Event.CLOSE);
 
-        $(element).trigger(closeEvent);
-        return closeEvent;
-      }
-    }, {
-      key: '_removeElement',
-      value: function _removeElement(element) {
-        $(element).removeClass(ClassName.IN);
+      $(element).one(Util.TRANSITION_END, $.proxy(this._destroyElement, this, element)).emulateTransitionEnd(TRANSITION_DURATION);
+    };
 
-        if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
-          this._destroyElement(element);
-          return;
-        }
+    Alert.prototype._destroyElement = function _destroyElement(element) {
+      $(element).detach().trigger(Event.CLOSED).remove();
+    };
 
-        $(element).one(Util.TRANSITION_END, $.proxy(this._destroyElement, this, element)).emulateTransitionEnd(TRANSITION_DURATION);
-      }
-    }, {
-      key: '_destroyElement',
-      value: function _destroyElement(element) {
-        $(element).detach().trigger(Event.CLOSED).remove();
-      }
+    // static
 
-      // static
+    Alert._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $element = $(this);
+        var data = $element.data(DATA_KEY);
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $element = $(this);
-          var data = $element.data(DATA_KEY);
+        if (!data) {
+          data = new Alert(this);
+          $element.data(DATA_KEY, data);
+        }
 
-          if (!data) {
-            data = new Alert(this);
-            $element.data(DATA_KEY, data);
-          }
+        if (config === 'close') {
+          data[config](this);
+        }
+      });
+    };
 
-          if (config === 'close') {
-            data[config](this);
-          }
-        });
-      }
-    }, {
-      key: '_handleDismiss',
-      value: function _handleDismiss(alertInstance) {
-        return function (event) {
-          if (event) {
-            event.preventDefault();
-          }
+    Alert._handleDismiss = function _handleDismiss(alertInstance) {
+      return function (event) {
+        if (event) {
+          event.preventDefault();
+        }
 
-          alertInstance.close(this);
-        };
-      }
-    }, {
+        alertInstance.close(this);
+      };
+    };
+
+    _createClass(Alert, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -354,7 +332,13 @@ var Alert = (function ($) {
     }]);
 
     return Alert;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));
 
@@ -372,16 +356,16 @@ var Alert = (function ($) {
   };
 
   return Alert;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): button.js
+ * Bootstrap (v4.0.0-alpha.5): button.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Button = (function ($) {
+var Button = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -390,7 +374,7 @@ var Button = (function ($) {
    */
 
   var NAME = 'button';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -421,87 +405,76 @@ var Button = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Button = (function () {
+  var Button = function () {
     function Button(element) {
       _classCallCheck(this, Button);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Button, [{
-      key: 'toggle',
-
-      // public
+    // public
 
-      value: function toggle() {
-        var triggerChangeEvent = true;
-        var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
+    Button.prototype.toggle = function toggle() {
+      var triggerChangeEvent = true;
+      var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
-        if (rootElement) {
-          var input = $(this._element).find(Selector.INPUT)[0];
+      if (rootElement) {
+        var input = $(this._element).find(Selector.INPUT)[0];
 
-          if (input) {
-            if (input.type === 'radio') {
-              if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
-                triggerChangeEvent = false;
-              } else {
-                var activeElement = $(rootElement).find(Selector.ACTIVE)[0];
+        if (input) {
+          if (input.type === 'radio') {
+            if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
+              triggerChangeEvent = false;
+            } else {
+              var activeElement = $(rootElement).find(Selector.ACTIVE)[0];
 
-                if (activeElement) {
-                  $(activeElement).removeClass(ClassName.ACTIVE);
-                }
+              if (activeElement) {
+                $(activeElement).removeClass(ClassName.ACTIVE);
               }
             }
+          }
 
-            if (triggerChangeEvent) {
-              input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
-              $(this._element).trigger('change');
-            }
-
-            input.focus();
+          if (triggerChangeEvent) {
+            input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
+            $(this._element).trigger('change');
           }
-        } else {
-          this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
-        }
 
-        if (triggerChangeEvent) {
-          $(this._element).toggleClass(ClassName.ACTIVE);
+          input.focus();
         }
+      } else {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
       }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        this._element = null;
+
+      if (triggerChangeEvent) {
+        $(this._element).toggleClass(ClassName.ACTIVE);
       }
+    };
 
-      // static
+    Button.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      this._element = null;
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
+    // static
 
-          if (!data) {
-            data = new Button(this);
-            $(this).data(DATA_KEY, data);
-          }
+    Button._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
 
-          if (config === 'toggle') {
-            data[config]();
-          }
-        });
-      }
-    }, {
+        if (!data) {
+          data = new Button(this);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (config === 'toggle') {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Button, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -509,7 +482,13 @@ var Button = (function ($) {
     }]);
 
     return Button;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
     event.preventDefault();
@@ -540,16 +519,16 @@ var Button = (function ($) {
   };
 
   return Button;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): carousel.js
+ * Bootstrap (v4.0.0-alpha.5): carousel.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Carousel = (function ($) {
+var Carousel = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -558,7 +537,7 @@ var Carousel = (function ($) {
    */
 
   var NAME = 'carousel';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -623,7 +602,7 @@ var Carousel = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Carousel = (function () {
+  var Carousel = function () {
     function Carousel(element, config) {
       _classCallCheck(this, Carousel);
 
@@ -641,344 +620,318 @@ var Carousel = (function ($) {
       this._addEventListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Carousel, [{
-      key: 'next',
+    // public
 
-      // public
+    Carousel.prototype.next = function next() {
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
+      }
+    };
 
-      value: function next() {
-        if (!this._isSliding) {
-          this._slide(Direction.NEXT);
-        }
+    Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
+      // Don't call next when the page isn't visible
+      if (!document.hidden) {
+        this.next();
       }
-    }, {
-      key: 'nextWhenVisible',
-      value: function nextWhenVisible() {
-        // Don't call next when the page isn't visible
-        if (!document.hidden) {
-          this.next();
-        }
+    };
+
+    Carousel.prototype.prev = function prev() {
+      if (!this._isSliding) {
+        this._slide(Direction.PREVIOUS);
       }
-    }, {
-      key: 'prev',
-      value: function prev() {
-        if (!this._isSliding) {
-          this._slide(Direction.PREVIOUS);
-        }
+    };
+
+    Carousel.prototype.pause = function pause(event) {
+      if (!event) {
+        this._isPaused = true;
       }
-    }, {
-      key: 'pause',
-      value: function pause(event) {
-        if (!event) {
-          this._isPaused = true;
-        }
 
-        if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
-          Util.triggerTransitionEnd(this._element);
-          this.cycle(true);
-        }
+      if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
+        Util.triggerTransitionEnd(this._element);
+        this.cycle(true);
+      }
 
+      clearInterval(this._interval);
+      this._interval = null;
+    };
+
+    Carousel.prototype.cycle = function cycle(event) {
+      if (!event) {
+        this._isPaused = false;
+      }
+
+      if (this._interval) {
         clearInterval(this._interval);
         this._interval = null;
       }
-    }, {
-      key: 'cycle',
-      value: function cycle(event) {
-        if (!event) {
-          this._isPaused = false;
-        }
 
-        if (this._interval) {
-          clearInterval(this._interval);
-          this._interval = null;
-        }
+      if (this._config.interval && !this._isPaused) {
+        this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
+      }
+    };
 
-        if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
-        }
+    Carousel.prototype.to = function to(index) {
+      var _this2 = this;
+
+      this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+
+      var activeIndex = this._getItemIndex(this._activeElement);
+
+      if (index > this._items.length - 1 || index < 0) {
+        return;
       }
-    }, {
-      key: 'to',
-      value: function to(index) {
-        var _this2 = this;
 
-        this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      if (this._isSliding) {
+        $(this._element).one(Event.SLID, function () {
+          return _this2.to(index);
+        });
+        return;
+      }
 
-        var activeIndex = this._getItemIndex(this._activeElement);
+      if (activeIndex === index) {
+        this.pause();
+        this.cycle();
+        return;
+      }
 
-        if (index > this._items.length - 1 || index < 0) {
-          return;
-        }
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
 
-        if (this._isSliding) {
-          $(this._element).one(Event.SLID, function () {
-            return _this2.to(index);
-          });
-          return;
-        }
+      this._slide(direction, this._items[index]);
+    };
 
-        if (activeIndex === index) {
-          this.pause();
-          this.cycle();
-          return;
-        }
+    Carousel.prototype.dispose = function dispose() {
+      $(this._element).off(EVENT_KEY);
+      $.removeData(this._element, DATA_KEY);
 
-        var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      this._items = null;
+      this._config = null;
+      this._element = null;
+      this._interval = null;
+      this._isPaused = null;
+      this._isSliding = null;
+      this._activeElement = null;
+      this._indicatorsElement = null;
+    };
 
-        this._slide(direction, this._items[index]);
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $(this._element).off(EVENT_KEY);
-        $.removeData(this._element, DATA_KEY);
-
-        this._items = null;
-        this._config = null;
-        this._element = null;
-        this._interval = null;
-        this._isPaused = null;
-        this._isSliding = null;
-        this._activeElement = null;
-        this._indicatorsElement = null;
-      }
+    // private
 
-      // private
+    Carousel.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
+    Carousel.prototype._addEventListeners = function _addEventListeners() {
+      if (this._config.keyboard) {
+        $(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
       }
-    }, {
-      key: '_addEventListeners',
-      value: function _addEventListeners() {
-        if (this._config.keyboard) {
-          $(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
-        }
 
-        if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
-          $(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
-        }
+      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+        $(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
       }
-    }, {
-      key: '_keydown',
-      value: function _keydown(event) {
-        event.preventDefault();
+    };
 
-        if (/input|textarea/i.test(event.target.tagName)) {
-          return;
-        }
+    Carousel.prototype._keydown = function _keydown(event) {
+      event.preventDefault();
 
-        switch (event.which) {
-          case ARROW_LEFT_KEYCODE:
-            this.prev();
-            break;
-          case ARROW_RIGHT_KEYCODE:
-            this.next();
-            break;
-          default:
-            return;
-        }
+      if (/input|textarea/i.test(event.target.tagName)) {
+        return;
       }
-    }, {
-      key: '_getItemIndex',
-      value: function _getItemIndex(element) {
-        this._items = $.makeArray($(element).parent().find(Selector.ITEM));
-        return this._items.indexOf(element);
+
+      switch (event.which) {
+        case ARROW_LEFT_KEYCODE:
+          this.prev();
+          break;
+        case ARROW_RIGHT_KEYCODE:
+          this.next();
+          break;
+        default:
+          return;
       }
-    }, {
-      key: '_getItemByDirection',
-      value: function _getItemByDirection(direction, activeElement) {
-        var isNextDirection = direction === Direction.NEXT;
-        var isPrevDirection = direction === Direction.PREVIOUS;
-        var activeIndex = this._getItemIndex(activeElement);
-        var lastItemIndex = this._items.length - 1;
-        var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
+    };
 
-        if (isGoingToWrap && !this._config.wrap) {
-          return activeElement;
-        }
+    Carousel.prototype._getItemIndex = function _getItemIndex(element) {
+      this._items = $.makeArray($(element).parent().find(Selector.ITEM));
+      return this._items.indexOf(element);
+    };
 
-        var delta = direction === Direction.PREVIOUS ? -1 : 1;
-        var itemIndex = (activeIndex + delta) % this._items.length;
+    Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
+      var isNextDirection = direction === Direction.NEXT;
+      var isPrevDirection = direction === Direction.PREVIOUS;
+      var activeIndex = this._getItemIndex(activeElement);
+      var lastItemIndex = this._items.length - 1;
+      var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
 
-        return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
+      if (isGoingToWrap && !this._config.wrap) {
+        return activeElement;
       }
-    }, {
-      key: '_triggerSlideEvent',
-      value: function _triggerSlideEvent(relatedTarget, directionalClassname) {
-        var slideEvent = $.Event(Event.SLIDE, {
-          relatedTarget: relatedTarget,
-          direction: directionalClassname
-        });
 
-        $(this._element).trigger(slideEvent);
+      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var itemIndex = (activeIndex + delta) % this._items.length;
 
-        return slideEvent;
-      }
-    }, {
-      key: '_setActiveIndicatorElement',
-      value: function _setActiveIndicatorElement(element) {
-        if (this._indicatorsElement) {
-          $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+      return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
+    };
 
-          var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
+    Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, directionalClassname) {
+      var slideEvent = $.Event(Event.SLIDE, {
+        relatedTarget: relatedTarget,
+        direction: directionalClassname
+      });
 
-          if (nextIndicator) {
-            $(nextIndicator).addClass(ClassName.ACTIVE);
-          }
-        }
-      }
-    }, {
-      key: '_slide',
-      value: function _slide(direction, element) {
-        var _this3 = this;
+      $(this._element).trigger(slideEvent);
 
-        var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
-        var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
+      return slideEvent;
+    };
 
-        var isCycling = Boolean(this._interval);
+    Carousel.prototype._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
+      if (this._indicatorsElement) {
+        $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
 
-        var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;
+        var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
 
-        if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
-          this._isSliding = false;
-          return;
+        if (nextIndicator) {
+          $(nextIndicator).addClass(ClassName.ACTIVE);
         }
+      }
+    };
 
-        var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
-        if (slideEvent.isDefaultPrevented()) {
-          return;
-        }
+    Carousel.prototype._slide = function _slide(direction, element) {
+      var _this3 = this;
 
-        if (!activeElement || !nextElement) {
-          // some weirdness is happening, so we bail
-          return;
-        }
+      var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
 
-        this._isSliding = true;
+      var isCycling = Boolean(this._interval);
 
-        if (isCycling) {
-          this.pause();
-        }
+      var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;
 
-        this._setActiveIndicatorElement(nextElement);
+      if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
+        this._isSliding = false;
+        return;
+      }
 
-        var slidEvent = $.Event(Event.SLID, {
-          relatedTarget: nextElement,
-          direction: directionalClassName
-        });
+      var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
+      if (slideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
+      if (!activeElement || !nextElement) {
+        // some weirdness is happening, so we bail
+        return;
+      }
 
-          $(nextElement).addClass(direction);
+      this._isSliding = true;
 
-          Util.reflow(nextElement);
+      if (isCycling) {
+        this.pause();
+      }
+
+      this._setActiveIndicatorElement(nextElement);
 
-          $(activeElement).addClass(directionalClassName);
-          $(nextElement).addClass(directionalClassName);
+      var slidEvent = $.Event(Event.SLID, {
+        relatedTarget: nextElement,
+        direction: directionalClassName
+      });
 
-          $(activeElement).one(Util.TRANSITION_END, function () {
-            $(nextElement).removeClass(directionalClassName).removeClass(direction);
+      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
 
-            $(nextElement).addClass(ClassName.ACTIVE);
+        $(nextElement).addClass(direction);
 
-            $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);
+        Util.reflow(nextElement);
 
-            _this3._isSliding = false;
+        $(activeElement).addClass(directionalClassName);
+        $(nextElement).addClass(directionalClassName);
+
+        $(activeElement).one(Util.TRANSITION_END, function () {
+          $(nextElement).removeClass(directionalClassName).removeClass(direction);
 
-            setTimeout(function () {
-              return $(_this3._element).trigger(slidEvent);
-            }, 0);
-          }).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          $(activeElement).removeClass(ClassName.ACTIVE);
           $(nextElement).addClass(ClassName.ACTIVE);
 
-          this._isSliding = false;
-          $(this._element).trigger(slidEvent);
-        }
+          $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);
 
-        if (isCycling) {
-          this.cycle();
-        }
+          _this3._isSliding = false;
+
+          setTimeout(function () {
+            return $(_this3._element).trigger(slidEvent);
+          }, 0);
+        }).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        $(activeElement).removeClass(ClassName.ACTIVE);
+        $(nextElement).addClass(ClassName.ACTIVE);
+
+        this._isSliding = false;
+        $(this._element).trigger(slidEvent);
       }
 
-      // static
+      if (isCycling) {
+        this.cycle();
+      }
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = $.extend({}, Default, $(this).data());
+    // static
 
-          if (typeof config === 'object') {
-            $.extend(_config, config);
-          }
+    Carousel._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
+        var _config = $.extend({}, Default, $(this).data());
 
-          var action = typeof config === 'string' ? config : _config.slide;
+        if ((typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object') {
+          $.extend(_config, config);
+        }
 
-          if (!data) {
-            data = new Carousel(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        var action = typeof config === 'string' ? config : _config.slide;
 
-          if (typeof config === 'number') {
-            data.to(config);
-          } else if (typeof action === 'string') {
-            if (data[action] === undefined) {
-              throw new Error('No method named "' + action + '"');
-            }
-            data[action]();
-          } else if (_config.interval) {
-            data.pause();
-            data.cycle();
-          }
-        });
-      }
-    }, {
-      key: '_dataApiClickHandler',
-      value: function _dataApiClickHandler(event) {
-        var selector = Util.getSelectorFromElement(this);
+        if (!data) {
+          data = new Carousel(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
 
-        if (!selector) {
-          return;
+        if (typeof config === 'number') {
+          data.to(config);
+        } else if (typeof action === 'string') {
+          if (data[action] === undefined) {
+            throw new Error('No method named "' + action + '"');
+          }
+          data[action]();
+        } else if (_config.interval) {
+          data.pause();
+          data.cycle();
         }
+      });
+    };
 
-        var target = $(selector)[0];
+    Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
+      var selector = Util.getSelectorFromElement(this);
 
-        if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
-          return;
-        }
+      if (!selector) {
+        return;
+      }
 
-        var config = $.extend({}, $(target).data(), $(this).data());
-        var slideIndex = this.getAttribute('data-slide-to');
+      var target = $(selector)[0];
 
-        if (slideIndex) {
-          config.interval = false;
-        }
+      if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
+        return;
+      }
 
-        Carousel._jQueryInterface.call($(target), config);
+      var config = $.extend({}, $(target).data(), $(this).data());
+      var slideIndex = this.getAttribute('data-slide-to');
 
-        if (slideIndex) {
-          $(target).data(DATA_KEY).to(slideIndex);
-        }
+      if (slideIndex) {
+        config.interval = false;
+      }
 
-        event.preventDefault();
+      Carousel._jQueryInterface.call($(target), config);
+
+      if (slideIndex) {
+        $(target).data(DATA_KEY).to(slideIndex);
       }
-    }, {
+
+      event.preventDefault();
+    };
+
+    _createClass(Carousel, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -991,7 +944,13 @@ var Carousel = (function ($) {
     }]);
 
     return Carousel;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);
 
@@ -1016,16 +975,16 @@ var Carousel = (function ($) {
   };
 
   return Carousel;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): collapse.js
+ * Bootstrap (v4.0.0-alpha.5): collapse.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Collapse = (function ($) {
+var Collapse = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -1034,7 +993,7 @@ var Collapse = (function ($) {
    */
 
   var NAME = 'collapse';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -1072,7 +1031,7 @@ var Collapse = (function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.panel > .in, .panel > .collapsing',
+    ACTIVES: '.card > .in, .card > .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
   };
 
@@ -1082,7 +1041,7 @@ var Collapse = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Collapse = (function () {
+  var Collapse = function () {
     function Collapse(element, config) {
       _classCallCheck(this, Collapse);
 
@@ -1102,240 +1061,220 @@ var Collapse = (function ($) {
       }
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Collapse, [{
-      key: 'toggle',
+    // public
+
+    Collapse.prototype.toggle = function toggle() {
+      if ($(this._element).hasClass(ClassName.IN)) {
+        this.hide();
+      } else {
+        this.show();
+      }
+    };
 
-      // public
+    Collapse.prototype.show = function show() {
+      var _this4 = this;
 
-      value: function toggle() {
-        if ($(this._element).hasClass(ClassName.IN)) {
-          this.hide();
-        } else {
-          this.show();
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.IN)) {
+        return;
+      }
+
+      var actives = void 0;
+      var activesData = void 0;
+
+      if (this._parent) {
+        actives = $.makeArray($(Selector.ACTIVES));
+        if (!actives.length) {
+          actives = null;
         }
       }
-    }, {
-      key: 'show',
-      value: function show() {
-        var _this4 = this;
 
-        if (this._isTransitioning || $(this._element).hasClass(ClassName.IN)) {
+      if (actives) {
+        activesData = $(actives).data(DATA_KEY);
+        if (activesData && activesData._isTransitioning) {
           return;
         }
+      }
 
-        var actives = undefined;
-        var activesData = undefined;
+      var startEvent = $.Event(Event.SHOW);
+      $(this._element).trigger(startEvent);
+      if (startEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (this._parent) {
-          actives = $.makeArray($(Selector.ACTIVES));
-          if (!actives.length) {
-            actives = null;
-          }
+      if (actives) {
+        Collapse._jQueryInterface.call($(actives), 'hide');
+        if (!activesData) {
+          $(actives).data(DATA_KEY, null);
         }
+      }
 
-        if (actives) {
-          activesData = $(actives).data(DATA_KEY);
-          if (activesData && activesData._isTransitioning) {
-            return;
-          }
-        }
+      var dimension = this._getDimension();
 
-        var startEvent = $.Event(Event.SHOW);
-        $(this._element).trigger(startEvent);
-        if (startEvent.isDefaultPrevented()) {
-          return;
-        }
+      $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
-        if (actives) {
-          Collapse._jQueryInterface.call($(actives), 'hide');
-          if (!activesData) {
-            $(actives).data(DATA_KEY, null);
-          }
-        }
+      this._element.style[dimension] = 0;
+      this._element.setAttribute('aria-expanded', true);
 
-        var dimension = this._getDimension();
+      if (this._triggerArray.length) {
+        $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
+      }
 
-        $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
+      this.setTransitioning(true);
 
-        this._element.style[dimension] = 0;
-        this._element.setAttribute('aria-expanded', true);
+      var complete = function complete() {
+        $(_this4._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.IN);
 
-        if (this._triggerArray.length) {
-          $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
-        }
+        _this4._element.style[dimension] = '';
 
-        this.setTransitioning(true);
+        _this4.setTransitioning(false);
 
-        var complete = function complete() {
-          $(_this4._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.IN);
+        $(_this4._element).trigger(Event.SHOWN);
+      };
 
-          _this4._element.style[dimension] = '';
+      if (!Util.supportsTransitionEnd()) {
+        complete();
+        return;
+      }
 
-          _this4.setTransitioning(false);
+      var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
+      var scrollSize = 'scroll' + capitalizedDimension;
 
-          $(_this4._element).trigger(Event.SHOWN);
-        };
+      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
 
-        if (!Util.supportsTransitionEnd()) {
-          complete();
-          return;
-        }
+      this._element.style[dimension] = this._element[scrollSize] + 'px';
+    };
 
-        var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
-        var scrollSize = 'scroll' + capitalizedDimension;
+    Collapse.prototype.hide = function hide() {
+      var _this5 = this;
 
-        $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.IN)) {
+        return;
+      }
 
-        this._element.style[dimension] = this._element[scrollSize] + 'px';
+      var startEvent = $.Event(Event.HIDE);
+      $(this._element).trigger(startEvent);
+      if (startEvent.isDefaultPrevented()) {
+        return;
       }
-    }, {
-      key: 'hide',
-      value: function hide() {
-        var _this5 = this;
 
-        if (this._isTransitioning || !$(this._element).hasClass(ClassName.IN)) {
-          return;
-        }
+      var dimension = this._getDimension();
+      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-        var startEvent = $.Event(Event.HIDE);
-        $(this._element).trigger(startEvent);
-        if (startEvent.isDefaultPrevented()) {
-          return;
-        }
+      this._element.style[dimension] = this._element[offsetDimension] + 'px';
 
-        var dimension = this._getDimension();
-        var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
+      Util.reflow(this._element);
 
-        this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.IN);
 
-        Util.reflow(this._element);
+      this._element.setAttribute('aria-expanded', false);
 
-        $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.IN);
+      if (this._triggerArray.length) {
+        $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+      }
 
-        this._element.setAttribute('aria-expanded', false);
+      this.setTransitioning(true);
 
-        if (this._triggerArray.length) {
-          $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
-        }
+      var complete = function complete() {
+        _this5.setTransitioning(false);
+        $(_this5._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
+      };
 
-        this.setTransitioning(true);
+      this._element.style[dimension] = '';
 
-        var complete = function complete() {
-          _this5.setTransitioning(false);
-          $(_this5._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
-        };
+      if (!Util.supportsTransitionEnd()) {
+        complete();
+        return;
+      }
 
-        this._element.style[dimension] = 0;
+      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+    };
 
-        if (!Util.supportsTransitionEnd()) {
-          complete();
-          return;
-        }
+    Collapse.prototype.setTransitioning = function setTransitioning(isTransitioning) {
+      this._isTransitioning = isTransitioning;
+    };
 
-        $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-      }
-    }, {
-      key: 'setTransitioning',
-      value: function setTransitioning(isTransitioning) {
-        this._isTransitioning = isTransitioning;
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
+    Collapse.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
 
-        this._config = null;
-        this._parent = null;
-        this._element = null;
-        this._triggerArray = null;
-        this._isTransitioning = null;
-      }
+      this._config = null;
+      this._parent = null;
+      this._element = null;
+      this._triggerArray = null;
+      this._isTransitioning = null;
+    };
 
-      // private
+    // private
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        config.toggle = Boolean(config.toggle); // coerce string values
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
-      }
-    }, {
-      key: '_getDimension',
-      value: function _getDimension() {
-        var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
-        return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
-      }
-    }, {
-      key: '_getParent',
-      value: function _getParent() {
-        var _this6 = this;
+    Collapse.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      config.toggle = Boolean(config.toggle); // coerce string values
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
 
-        var parent = $(this._config.parent)[0];
-        var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]';
+    Collapse.prototype._getDimension = function _getDimension() {
+      var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
+      return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
+    };
 
-        $(parent).find(selector).each(function (i, element) {
-          _this6._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
-        });
+    Collapse.prototype._getParent = function _getParent() {
+      var _this6 = this;
 
-        return parent;
-      }
-    }, {
-      key: '_addAriaAndCollapsedClass',
-      value: function _addAriaAndCollapsedClass(element, triggerArray) {
-        if (element) {
-          var isOpen = $(element).hasClass(ClassName.IN);
-          element.setAttribute('aria-expanded', isOpen);
-
-          if (triggerArray.length) {
-            $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
-          }
+      var parent = $(this._config.parent)[0];
+      var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]';
+
+      $(parent).find(selector).each(function (i, element) {
+        _this6._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
+      });
+
+      return parent;
+    };
+
+    Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
+      if (element) {
+        var isOpen = $(element).hasClass(ClassName.IN);
+        element.setAttribute('aria-expanded', isOpen);
+
+        if (triggerArray.length) {
+          $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
         }
       }
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_getTargetFromElement',
-      value: function _getTargetFromElement(element) {
-        var selector = Util.getSelectorFromElement(element);
-        return selector ? $(selector)[0] : null;
-      }
-    }, {
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $this = $(this);
-          var data = $this.data(DATA_KEY);
-          var _config = $.extend({}, Default, $this.data(), typeof config === 'object' && config);
-
-          if (!data && _config.toggle && /show|hide/.test(config)) {
-            _config.toggle = false;
-          }
+    Collapse._getTargetFromElement = function _getTargetFromElement(element) {
+      var selector = Util.getSelectorFromElement(element);
+      return selector ? $(selector)[0] : null;
+    };
 
-          if (!data) {
-            data = new Collapse(this, _config);
-            $this.data(DATA_KEY, data);
-          }
+    Collapse._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $this = $(this);
+        var data = $this.data(DATA_KEY);
+        var _config = $.extend({}, Default, $this.data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data && _config.toggle && /show|hide/.test(config)) {
+          _config.toggle = false;
+        }
+
+        if (!data) {
+          data = new Collapse(this, _config);
+          $this.data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Collapse, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -1348,7 +1287,13 @@ var Collapse = (function ($) {
     }]);
 
     return Collapse;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     event.preventDefault();
@@ -1374,16 +1319,16 @@ var Collapse = (function ($) {
   };
 
   return Collapse;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): dropdown.js
+ * Bootstrap (v4.0.0-alpha.5): dropdown.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Dropdown = (function ($) {
+var Dropdown = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -1392,7 +1337,7 @@ var Dropdown = (function ($) {
    */
 
   var NAME = 'dropdown';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.dropdown';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -1434,7 +1379,7 @@ var Dropdown = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Dropdown = (function () {
+  var Dropdown = function () {
     function Dropdown(element) {
       _classCallCheck(this, Dropdown);
 
@@ -1443,201 +1388,185 @@ var Dropdown = (function ($) {
       this._addEventListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Dropdown, [{
-      key: 'toggle',
+    // public
 
-      // public
+    Dropdown.prototype.toggle = function toggle() {
+      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
+        return false;
+      }
 
-      value: function toggle() {
-        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-          return false;
-        }
+      var parent = Dropdown._getParentFromElement(this);
+      var isActive = $(parent).hasClass(ClassName.OPEN);
 
-        var parent = Dropdown._getParentFromElement(this);
-        var isActive = $(parent).hasClass(ClassName.OPEN);
+      Dropdown._clearMenus();
 
-        Dropdown._clearMenus();
+      if (isActive) {
+        return false;
+      }
 
-        if (isActive) {
-          return false;
-        }
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
 
-        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);
+      }
 
-          // 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);
-        }
+      var relatedTarget = { relatedTarget: this };
+      var showEvent = $.Event(Event.SHOW, relatedTarget);
 
-        var relatedTarget = { relatedTarget: this };
-        var showEvent = $.Event(Event.SHOW, relatedTarget);
+      $(parent).trigger(showEvent);
 
-        $(parent).trigger(showEvent);
+      if (showEvent.isDefaultPrevented()) {
+        return false;
+      }
 
-        if (showEvent.isDefaultPrevented()) {
-          return false;
-        }
+      this.focus();
+      this.setAttribute('aria-expanded', 'true');
 
-        this.focus();
-        this.setAttribute('aria-expanded', 'true');
+      $(parent).toggleClass(ClassName.OPEN);
+      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
 
-        $(parent).toggleClass(ClassName.OPEN);
-        $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      return false;
+    };
 
-        return false;
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        $(this._element).off(EVENT_KEY);
-        this._element = null;
-      }
+    Dropdown.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      $(this._element).off(EVENT_KEY);
+      this._element = null;
+    };
 
-      // private
+    // private
 
-    }, {
-      key: '_addEventListeners',
-      value: function _addEventListeners() {
-        $(this._element).on(Event.CLICK, this.toggle);
-      }
+    Dropdown.prototype._addEventListeners = function _addEventListeners() {
+      $(this._element).on(Event.CLICK, this.toggle);
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
+    Dropdown._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
 
-          if (!data) {
-            $(this).data(DATA_KEY, data = new Dropdown(this));
-          }
+        if (!data) {
+          $(this).data(DATA_KEY, data = new Dropdown(this));
+        }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config].call(this);
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
-      key: '_clearMenus',
-      value: function _clearMenus(event) {
-        if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
-          return;
+          data[config].call(this);
         }
+      });
+    };
 
-        var backdrop = $(Selector.BACKDROP)[0];
-        if (backdrop) {
-          backdrop.parentNode.removeChild(backdrop);
-        }
+    Dropdown._clearMenus = function _clearMenus(event) {
+      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+        return;
+      }
 
-        var toggles = $.makeArray($(Selector.DATA_TOGGLE));
+      var backdrop = $(Selector.BACKDROP)[0];
+      if (backdrop) {
+        backdrop.parentNode.removeChild(backdrop);
+      }
 
-        for (var i = 0; i < toggles.length; i++) {
-          var _parent = Dropdown._getParentFromElement(toggles[i]);
-          var relatedTarget = { relatedTarget: toggles[i] };
+      var toggles = $.makeArray($(Selector.DATA_TOGGLE));
 
-          if (!$(_parent).hasClass(ClassName.OPEN)) {
-            continue;
-          }
+      for (var i = 0; i < toggles.length; i++) {
+        var parent = Dropdown._getParentFromElement(toggles[i]);
+        var relatedTarget = { relatedTarget: toggles[i] };
 
-          if (event && event.type === 'click' && /input|textarea/i.test(event.target.tagName) && $.contains(_parent, event.target)) {
-            continue;
-          }
-
-          var hideEvent = $.Event(Event.HIDE, relatedTarget);
-          $(_parent).trigger(hideEvent);
-          if (hideEvent.isDefaultPrevented()) {
-            continue;
-          }
+        if (!$(parent).hasClass(ClassName.OPEN)) {
+          continue;
+        }
 
-          toggles[i].setAttribute('aria-expanded', 'false');
+        if (event && event.type === 'click' && /input|textarea/i.test(event.target.tagName) && $.contains(parent, event.target)) {
+          continue;
+        }
 
-          $(_parent).removeClass(ClassName.OPEN).trigger($.Event(Event.HIDDEN, relatedTarget));
+        var hideEvent = $.Event(Event.HIDE, relatedTarget);
+        $(parent).trigger(hideEvent);
+        if (hideEvent.isDefaultPrevented()) {
+          continue;
         }
+
+        toggles[i].setAttribute('aria-expanded', 'false');
+
+        $(parent).removeClass(ClassName.OPEN).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
-    }, {
-      key: '_getParentFromElement',
-      value: function _getParentFromElement(element) {
-        var parent = undefined;
-        var selector = Util.getSelectorFromElement(element);
+    };
 
-        if (selector) {
-          parent = $(selector)[0];
-        }
+    Dropdown._getParentFromElement = function _getParentFromElement(element) {
+      var parent = void 0;
+      var selector = Util.getSelectorFromElement(element);
 
-        return parent || element.parentNode;
+      if (selector) {
+        parent = $(selector)[0];
       }
-    }, {
-      key: '_dataApiKeydownHandler',
-      value: function _dataApiKeydownHandler(event) {
-        if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
-          return;
-        }
 
-        event.preventDefault();
-        event.stopPropagation();
+      return parent || element.parentNode;
+    };
 
-        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-          return;
-        }
+    Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
+      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+        return;
+      }
 
-        var parent = Dropdown._getParentFromElement(this);
-        var isActive = $(parent).hasClass(ClassName.OPEN);
+      event.preventDefault();
+      event.stopPropagation();
 
-        if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
+        return;
+      }
 
-          if (event.which === ESCAPE_KEYCODE) {
-            var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
-            $(toggle).trigger('focus');
-          }
+      var parent = Dropdown._getParentFromElement(this);
+      var isActive = $(parent).hasClass(ClassName.OPEN);
 
-          $(this).trigger('click');
-          return;
+      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+
+        if (event.which === ESCAPE_KEYCODE) {
+          var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
+          $(toggle).trigger('focus');
         }
 
-        var items = $.makeArray($(Selector.VISIBLE_ITEMS));
+        $(this).trigger('click');
+        return;
+      }
 
-        items = items.filter(function (item) {
-          return item.offsetWidth || item.offsetHeight;
-        });
+      var items = $.makeArray($(Selector.VISIBLE_ITEMS));
 
-        if (!items.length) {
-          return;
-        }
+      items = items.filter(function (item) {
+        return item.offsetWidth || item.offsetHeight;
+      });
 
-        var index = items.indexOf(event.target);
+      if (!items.length) {
+        return;
+      }
 
-        if (event.which === ARROW_UP_KEYCODE && index > 0) {
-          // up
-          index--;
-        }
+      var index = items.indexOf(event.target);
 
-        if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
-          // down
-          index++;
-        }
+      if (event.which === ARROW_UP_KEYCODE && index > 0) {
+        // up
+        index--;
+      }
 
-        if (index < 0) {
-          index = 0;
-        }
+      if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
+        // down
+        index++;
+      }
 
-        items[index].focus();
+      if (index < 0) {
+        index = 0;
       }
-    }, {
+
+      items[index].focus();
+    };
+
+    _createClass(Dropdown, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -1645,7 +1574,13 @@ var Dropdown = (function ($) {
     }]);
 
     return Dropdown;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
@@ -1665,16 +1600,16 @@ var Dropdown = (function ($) {
   };
 
   return Dropdown;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): modal.js
+ * Bootstrap (v4.0.0-alpha.5): modal.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Modal = (function ($) {
+var Modal = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -1683,7 +1618,7 @@ var Modal = (function ($) {
    */
 
   var NAME = 'modal';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.modal';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -1741,7 +1676,7 @@ var Modal = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Modal = (function () {
+  var Modal = function () {
     function Modal(element, config) {
       _classCallCheck(this, Modal);
 
@@ -1756,382 +1691,352 @@ var Modal = (function ($) {
       this._scrollbarWidth = 0;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Modal, [{
-      key: 'toggle',
+    // public
 
-      // public
+    Modal.prototype.toggle = function toggle(relatedTarget) {
+      return this._isShown ? this.hide() : this.show(relatedTarget);
+    };
 
-      value: function toggle(relatedTarget) {
-        return this._isShown ? this.hide() : this.show(relatedTarget);
-      }
-    }, {
-      key: 'show',
-      value: function show(relatedTarget) {
-        var _this7 = this;
+    Modal.prototype.show = function show(relatedTarget) {
+      var _this7 = this;
 
-        var showEvent = $.Event(Event.SHOW, {
-          relatedTarget: relatedTarget
-        });
+      var showEvent = $.Event(Event.SHOW, {
+        relatedTarget: relatedTarget
+      });
 
-        $(this._element).trigger(showEvent);
+      $(this._element).trigger(showEvent);
 
-        if (this._isShown || showEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (this._isShown || showEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        this._isShown = true;
+      this._isShown = true;
 
-        this._checkScrollbar();
-        this._setScrollbar();
+      this._checkScrollbar();
+      this._setScrollbar();
 
-        $(document.body).addClass(ClassName.OPEN);
+      $(document.body).addClass(ClassName.OPEN);
 
-        this._setEscapeEvent();
-        this._setResizeEvent();
+      this._setEscapeEvent();
+      this._setResizeEvent();
 
-        $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this));
+      $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this));
 
-        $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-          $(_this7._element).one(Event.MOUSEUP_DISMISS, function (event) {
-            if ($(event.target).is(_this7._element)) {
-              _this7._ignoreBackdropClick = true;
-            }
-          });
+      $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
+        $(_this7._element).one(Event.MOUSEUP_DISMISS, function (event) {
+          if ($(event.target).is(_this7._element)) {
+            _this7._ignoreBackdropClick = true;
+          }
         });
+      });
+
+      this._showBackdrop($.proxy(this._showElement, this, relatedTarget));
+    };
 
-        this._showBackdrop($.proxy(this._showElement, this, relatedTarget));
+    Modal.prototype.hide = function hide(event) {
+      if (event) {
+        event.preventDefault();
       }
-    }, {
-      key: 'hide',
-      value: function hide(event) {
-        if (event) {
-          event.preventDefault();
-        }
 
-        var hideEvent = $.Event(Event.HIDE);
+      var hideEvent = $.Event(Event.HIDE);
 
-        $(this._element).trigger(hideEvent);
+      $(this._element).trigger(hideEvent);
 
-        if (!this._isShown || hideEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (!this._isShown || hideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        this._isShown = false;
+      this._isShown = false;
 
-        this._setEscapeEvent();
-        this._setResizeEvent();
+      this._setEscapeEvent();
+      this._setResizeEvent();
 
-        $(document).off(Event.FOCUSIN);
+      $(document).off(Event.FOCUSIN);
 
-        $(this._element).removeClass(ClassName.IN);
+      $(this._element).removeClass(ClassName.IN);
 
-        $(this._element).off(Event.CLICK_DISMISS);
-        $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
+      $(this._element).off(Event.CLICK_DISMISS);
+      $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
-        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
+      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
 
-          $(this._element).one(Util.TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          this._hideModal();
-        }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-
-        $(window).off(EVENT_KEY);
-        $(document).off(EVENT_KEY);
-        $(this._element).off(EVENT_KEY);
-        $(this._backdrop).off(EVENT_KEY);
-
-        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;
+        $(this._element).one(Util.TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        this._hideModal();
       }
+    };
 
-      // private
+    Modal.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
-      }
-    }, {
-      key: '_showElement',
-      value: function _showElement(relatedTarget) {
-        var _this8 = this;
-
-        var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+      $(window).off(EVENT_KEY);
+      $(document).off(EVENT_KEY);
+      $(this._element).off(EVENT_KEY);
+      $(this._backdrop).off(EVENT_KEY);
 
-        if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
-          // don't move modals dom position
-          document.body.appendChild(this._element);
-        }
+      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;
+    };
 
-        this._element.style.display = 'block';
-        this._element.removeAttribute('aria-hidden');
-        this._element.scrollTop = 0;
+    // private
 
-        if (transition) {
-          Util.reflow(this._element);
-        }
+    Modal.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
 
-        $(this._element).addClass(ClassName.IN);
+    Modal.prototype._showElement = function _showElement(relatedTarget) {
+      var _this8 = this;
 
-        if (this._config.focus) {
-          this._enforceFocus();
-        }
+      var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
 
-        var shownEvent = $.Event(Event.SHOWN, {
-          relatedTarget: relatedTarget
-        });
+      if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
+        // don't move modals dom position
+        document.body.appendChild(this._element);
+      }
 
-        var transitionComplete = function transitionComplete() {
-          if (_this8._config.focus) {
-            _this8._element.focus();
-          }
-          $(_this8._element).trigger(shownEvent);
-        };
+      this._element.style.display = 'block';
+      this._element.removeAttribute('aria-hidden');
+      this._element.scrollTop = 0;
 
-        if (transition) {
-          $(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          transitionComplete();
-        }
+      if (transition) {
+        Util.reflow(this._element);
       }
-    }, {
-      key: '_enforceFocus',
-      value: function _enforceFocus() {
-        var _this9 = this;
-
-        $(document).off(Event.FOCUSIN) // guard against infinite focus loop
-        .on(Event.FOCUSIN, function (event) {
-          if (document !== event.target && _this9._element !== event.target && !$(_this9._element).has(event.target).length) {
-            _this9._element.focus();
-          }
-        });
+
+      $(this._element).addClass(ClassName.IN);
+
+      if (this._config.focus) {
+        this._enforceFocus();
       }
-    }, {
-      key: '_setEscapeEvent',
-      value: function _setEscapeEvent() {
-        var _this10 = this;
-
-        if (this._isShown && this._config.keyboard) {
-          $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
-            if (event.which === ESCAPE_KEYCODE) {
-              _this10.hide();
-            }
-          });
-        } else if (!this._isShown) {
-          $(this._element).off(Event.KEYDOWN_DISMISS);
+
+      var shownEvent = $.Event(Event.SHOWN, {
+        relatedTarget: relatedTarget
+      });
+
+      var transitionComplete = function transitionComplete() {
+        if (_this8._config.focus) {
+          _this8._element.focus();
         }
+        $(_this8._element).trigger(shownEvent);
+      };
+
+      if (transition) {
+        $(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        transitionComplete();
       }
-    }, {
-      key: '_setResizeEvent',
-      value: function _setResizeEvent() {
-        if (this._isShown) {
-          $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this));
-        } else {
-          $(window).off(Event.RESIZE);
+    };
+
+    Modal.prototype._enforceFocus = function _enforceFocus() {
+      var _this9 = this;
+
+      $(document).off(Event.FOCUSIN) // guard against infinite focus loop
+      .on(Event.FOCUSIN, function (event) {
+        if (document !== event.target && _this9._element !== event.target && !$(_this9._element).has(event.target).length) {
+          _this9._element.focus();
         }
-      }
-    }, {
-      key: '_hideModal',
-      value: function _hideModal() {
-        var _this11 = this;
-
-        this._element.style.display = 'none';
-        this._element.setAttribute('aria-hidden', 'true');
-        this._showBackdrop(function () {
-          $(document.body).removeClass(ClassName.OPEN);
-          _this11._resetAdjustments();
-          _this11._resetScrollbar();
-          $(_this11._element).trigger(Event.HIDDEN);
+      });
+    };
+
+    Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
+      var _this10 = this;
+
+      if (this._isShown && this._config.keyboard) {
+        $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
+          if (event.which === ESCAPE_KEYCODE) {
+            _this10.hide();
+          }
         });
+      } else if (!this._isShown) {
+        $(this._element).off(Event.KEYDOWN_DISMISS);
       }
-    }, {
-      key: '_removeBackdrop',
-      value: function _removeBackdrop() {
-        if (this._backdrop) {
-          $(this._backdrop).remove();
-          this._backdrop = null;
-        }
+    };
+
+    Modal.prototype._setResizeEvent = function _setResizeEvent() {
+      if (this._isShown) {
+        $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this));
+      } else {
+        $(window).off(Event.RESIZE);
       }
-    }, {
-      key: '_showBackdrop',
-      value: function _showBackdrop(callback) {
-        var _this12 = this;
+    };
 
-        var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
+    Modal.prototype._hideModal = function _hideModal() {
+      var _this11 = this;
 
-        if (this._isShown && this._config.backdrop) {
-          var doAnimate = Util.supportsTransitionEnd() && animate;
+      this._element.style.display = 'none';
+      this._element.setAttribute('aria-hidden', 'true');
+      this._showBackdrop(function () {
+        $(document.body).removeClass(ClassName.OPEN);
+        _this11._resetAdjustments();
+        _this11._resetScrollbar();
+        $(_this11._element).trigger(Event.HIDDEN);
+      });
+    };
 
-          this._backdrop = document.createElement('div');
-          this._backdrop.className = ClassName.BACKDROP;
+    Modal.prototype._removeBackdrop = function _removeBackdrop() {
+      if (this._backdrop) {
+        $(this._backdrop).remove();
+        this._backdrop = null;
+      }
+    };
 
-          if (animate) {
-            $(this._backdrop).addClass(animate);
-          }
+    Modal.prototype._showBackdrop = function _showBackdrop(callback) {
+      var _this12 = this;
 
-          $(this._backdrop).appendTo(document.body);
+      var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
-          $(this._element).on(Event.CLICK_DISMISS, function (event) {
-            if (_this12._ignoreBackdropClick) {
-              _this12._ignoreBackdropClick = false;
-              return;
-            }
-            if (event.target !== event.currentTarget) {
-              return;
-            }
-            if (_this12._config.backdrop === 'static') {
-              _this12._element.focus();
-            } else {
-              _this12.hide();
-            }
-          });
+      if (this._isShown && this._config.backdrop) {
+        var doAnimate = Util.supportsTransitionEnd() && animate;
 
-          if (doAnimate) {
-            Util.reflow(this._backdrop);
-          }
+        this._backdrop = document.createElement('div');
+        this._backdrop.className = ClassName.BACKDROP;
 
-          $(this._backdrop).addClass(ClassName.IN);
+        if (animate) {
+          $(this._backdrop).addClass(animate);
+        }
+
+        $(this._backdrop).appendTo(document.body);
 
-          if (!callback) {
+        $(this._element).on(Event.CLICK_DISMISS, function (event) {
+          if (_this12._ignoreBackdropClick) {
+            _this12._ignoreBackdropClick = false;
             return;
           }
-
-          if (!doAnimate) {
-            callback();
+          if (event.target !== event.currentTarget) {
             return;
           }
+          if (_this12._config.backdrop === 'static') {
+            _this12._element.focus();
+          } else {
+            _this12.hide();
+          }
+        });
 
-          $(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
-        } else if (!this._isShown && this._backdrop) {
-          $(this._backdrop).removeClass(ClassName.IN);
+        if (doAnimate) {
+          Util.reflow(this._backdrop);
+        }
 
-          var callbackRemove = function callbackRemove() {
-            _this12._removeBackdrop();
-            if (callback) {
-              callback();
-            }
-          };
+        $(this._backdrop).addClass(ClassName.IN);
 
-          if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
-            $(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
-          } else {
-            callbackRemove();
-          }
-        } else if (callback) {
+        if (!callback) {
+          return;
+        }
+
+        if (!doAnimate) {
           callback();
+          return;
         }
-      }
 
-      // ----------------------------------------------------------------------
-      // the following methods are used to handle overflowing modals
-      // todo (fat): these should probably be refactored out of modal.js
-      // ----------------------------------------------------------------------
+        $(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
+      } else if (!this._isShown && this._backdrop) {
+        $(this._backdrop).removeClass(ClassName.IN);
 
-    }, {
-      key: '_handleUpdate',
-      value: function _handleUpdate() {
-        this._adjustDialog();
-      }
-    }, {
-      key: '_adjustDialog',
-      value: function _adjustDialog() {
-        var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
+        var callbackRemove = function callbackRemove() {
+          _this12._removeBackdrop();
+          if (callback) {
+            callback();
+          }
+        };
 
-        if (!this._isBodyOverflowing && isModalOverflowing) {
-          this._element.style.paddingLeft = this._scrollbarWidth + 'px';
+        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
+          $(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
+        } else {
+          callbackRemove();
         }
+      } else if (callback) {
+        callback();
+      }
+    };
 
-        if (this._isBodyOverflowing && !isModalOverflowing) {
-          this._element.style.paddingRight = this._scrollbarWidth + 'px';
-        }
+    // ----------------------------------------------------------------------
+    // the following methods are used to handle overflowing modals
+    // 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;
+
+      if (!this._isBodyOverflowing && isModalOverflowing) {
+        this._element.style.paddingLeft = this._scrollbarWidth + 'px';
       }
-    }, {
-      key: '_resetAdjustments',
-      value: function _resetAdjustments() {
-        this._element.style.paddingLeft = '';
-        this._element.style.paddingRight = '';
+
+      if (this._isBodyOverflowing && !isModalOverflowing) {
+        this._element.style.paddingRight = this._scrollbarWidth + 'px';
       }
-    }, {
-      key: '_checkScrollbar',
-      value: function _checkScrollbar() {
-        this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
-        this._scrollbarWidth = this._getScrollbarWidth();
+    };
+
+    Modal.prototype._resetAdjustments = function _resetAdjustments() {
+      this._element.style.paddingLeft = '';
+      this._element.style.paddingRight = '';
+    };
+
+    Modal.prototype._checkScrollbar = function _checkScrollbar() {
+      this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
+      this._scrollbarWidth = this._getScrollbarWidth();
+    };
+
+    Modal.prototype._setScrollbar = function _setScrollbar() {
+      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
+
+      this._originalBodyPadding = document.body.style.paddingRight || '';
+
+      if (this._isBodyOverflowing) {
+        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
       }
-    }, {
-      key: '_setScrollbar',
-      value: function _setScrollbar() {
-        var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
+    };
+
+    Modal.prototype._resetScrollbar = function _resetScrollbar() {
+      document.body.style.paddingRight = this._originalBodyPadding;
+    };
 
-        this._originalBodyPadding = document.body.style.paddingRight || '';
+    Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
+      // thx d.walsh
+      var scrollDiv = document.createElement('div');
+      scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
+      document.body.appendChild(scrollDiv);
+      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      document.body.removeChild(scrollDiv);
+      return scrollbarWidth;
+    };
+
+    // static
 
-        if (this._isBodyOverflowing) {
-          document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+    Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
+        var _config = $.extend({}, Modal.Default, $(this).data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);
+
+        if (!data) {
+          data = new Modal(this, _config);
+          $(this).data(DATA_KEY, data);
         }
-      }
-    }, {
-      key: '_resetScrollbar',
-      value: function _resetScrollbar() {
-        document.body.style.paddingRight = this._originalBodyPadding;
-      }
-    }, {
-      key: '_getScrollbarWidth',
-      value: function _getScrollbarWidth() {
-        // thx d.walsh
-        var scrollDiv = document.createElement('div');
-        scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
-        document.body.appendChild(scrollDiv);
-        var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
-        document.body.removeChild(scrollDiv);
-        return scrollbarWidth;
-      }
-
-      // static
-
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config, relatedTarget) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = $.extend({}, Modal.Default, $(this).data(), typeof config === 'object' && config);
-
-          if (!data) {
-            data = new Modal(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config](relatedTarget);
-          } else if (_config.show) {
-            data.show(relatedTarget);
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config](relatedTarget);
+        } else if (_config.show) {
+          data.show(relatedTarget);
+        }
+      });
+    };
+
+    _createClass(Modal, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -2144,12 +2049,18 @@ var Modal = (function ($) {
     }]);
 
     return Modal;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     var _this13 = this;
 
-    var target = undefined;
+    var target = void 0;
     var selector = Util.getSelectorFromElement(this);
 
     if (selector) {
@@ -2192,16 +2103,16 @@ var Modal = (function ($) {
   };
 
   return Modal;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): scrollspy.js
+ * Bootstrap (v4.0.0-alpha.5): scrollspy.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var ScrollSpy = (function ($) {
+var ScrollSpy = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -2210,7 +2121,7 @@ var ScrollSpy = (function ($) {
    */
 
   var NAME = 'scrollspy';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.scrollspy';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2265,7 +2176,7 @@ var ScrollSpy = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var ScrollSpy = (function () {
+  var ScrollSpy = function () {
     function ScrollSpy(element, config) {
       _classCallCheck(this, ScrollSpy);
 
@@ -2284,192 +2195,174 @@ var ScrollSpy = (function ($) {
       this._process();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(ScrollSpy, [{
-      key: 'refresh',
+    // public
 
-      // public
+    ScrollSpy.prototype.refresh = function refresh() {
+      var _this14 = this;
 
-      value: function refresh() {
-        var _this14 = this;
+      var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
 
-        var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
+      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
 
-        var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
+      var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
 
-        var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
+      this._offsets = [];
+      this._targets = [];
 
-        this._offsets = [];
-        this._targets = [];
+      this._scrollHeight = this._getScrollHeight();
 
-        this._scrollHeight = this._getScrollHeight();
+      var targets = $.makeArray($(this._selector));
 
-        var targets = $.makeArray($(this._selector));
+      targets.map(function (element) {
+        var target = void 0;
+        var targetSelector = Util.getSelectorFromElement(element);
 
-        targets.map(function (element) {
-          var target = undefined;
-          var targetSelector = Util.getSelectorFromElement(element);
+        if (targetSelector) {
+          target = $(targetSelector)[0];
+        }
 
-          if (targetSelector) {
-            target = $(targetSelector)[0];
-          }
+        if (target && (target.offsetWidth || target.offsetHeight)) {
+          // todo (fat): remove sketch reliance on jQuery position/offset
+          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        }
+        return null;
+      }).filter(function (item) {
+        return item;
+      }).sort(function (a, b) {
+        return a[0] - b[0];
+      }).forEach(function (item) {
+        _this14._offsets.push(item[0]);
+        _this14._targets.push(item[1]);
+      });
+    };
 
-          if (target && (target.offsetWidth || target.offsetHeight)) {
-            // todo (fat): remove sketch reliance on jQuery position/offset
-            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
-          }
-          return null;
-        }).filter(function (item) {
-          return item;
-        }).sort(function (a, b) {
-          return a[0] - b[0];
-        }).forEach(function (item) {
-          _this14._offsets.push(item[0]);
-          _this14._targets.push(item[1]);
-        });
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        $(this._scrollElement).off(EVENT_KEY);
-
-        this._element = null;
-        this._scrollElement = null;
-        this._config = null;
-        this._selector = null;
-        this._offsets = null;
-        this._targets = null;
-        this._activeTarget = null;
-        this._scrollHeight = null;
-      }
+    ScrollSpy.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      $(this._scrollElement).off(EVENT_KEY);
 
-      // private
+      this._element = null;
+      this._scrollElement = null;
+      this._config = null;
+      this._selector = null;
+      this._offsets = null;
+      this._targets = null;
+      this._activeTarget = null;
+      this._scrollHeight = null;
+    };
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-
-        if (typeof config.target !== 'string') {
-          var id = $(config.target).attr('id');
-          if (!id) {
-            id = Util.getUID(NAME);
-            $(config.target).attr('id', id);
-          }
-          config.target = '#' + id;
-        }
+    // private
 
-        Util.typeCheckConfig(NAME, config, DefaultType);
+    ScrollSpy.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
 
-        return config;
-      }
-    }, {
-      key: '_getScrollTop',
-      value: function _getScrollTop() {
-        return this._scrollElement === window ? this._scrollElement.scrollY : this._scrollElement.scrollTop;
-      }
-    }, {
-      key: '_getScrollHeight',
-      value: function _getScrollHeight() {
-        return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+      if (typeof config.target !== 'string') {
+        var id = $(config.target).attr('id');
+        if (!id) {
+          id = Util.getUID(NAME);
+          $(config.target).attr('id', id);
+        }
+        config.target = '#' + id;
       }
-    }, {
-      key: '_process',
-      value: function _process() {
-        var scrollTop = this._getScrollTop() + this._config.offset;
-        var scrollHeight = this._getScrollHeight();
-        var maxScroll = this._config.offset + scrollHeight - this._scrollElement.offsetHeight;
 
-        if (this._scrollHeight !== scrollHeight) {
-          this.refresh();
-        }
+      Util.typeCheckConfig(NAME, config, DefaultType);
 
-        if (scrollTop >= maxScroll) {
-          var target = this._targets[this._targets.length - 1];
+      return config;
+    };
 
-          if (this._activeTarget !== target) {
-            this._activate(target);
-          }
-        }
+    ScrollSpy.prototype._getScrollTop = function _getScrollTop() {
+      return this._scrollElement === window ? this._scrollElement.scrollY : this._scrollElement.scrollTop;
+    };
 
-        if (this._activeTarget && scrollTop < this._offsets[0]) {
-          this._activeTarget = null;
-          this._clear();
-          return;
-        }
+    ScrollSpy.prototype._getScrollHeight = function _getScrollHeight() {
+      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+    };
 
-        for (var i = this._offsets.length; i--;) {
-          var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (this._offsets[i + 1] === undefined || scrollTop < this._offsets[i + 1]);
+    ScrollSpy.prototype._process = function _process() {
+      var scrollTop = this._getScrollTop() + this._config.offset;
+      var scrollHeight = this._getScrollHeight();
+      var maxScroll = this._config.offset + scrollHeight - this._scrollElement.offsetHeight;
 
-          if (isActiveTarget) {
-            this._activate(this._targets[i]);
-          }
+      if (this._scrollHeight !== scrollHeight) {
+        this.refresh();
+      }
+
+      if (scrollTop >= maxScroll) {
+        var target = this._targets[this._targets.length - 1];
+
+        if (this._activeTarget !== target) {
+          this._activate(target);
         }
       }
-    }, {
-      key: '_activate',
-      value: function _activate(target) {
-        this._activeTarget = target;
 
+      if (this._activeTarget && scrollTop < this._offsets[0]) {
+        this._activeTarget = null;
         this._clear();
+        return;
+      }
 
-        var queries = this._selector.split(',');
-        queries = queries.map(function (selector) {
-          return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]');
-        });
-
-        var $link = $(queries.join(','));
+      for (var i = this._offsets.length; i--;) {
+        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (this._offsets[i + 1] === undefined || scrollTop < this._offsets[i + 1]);
 
-        if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
-          $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);
+        if (isActiveTarget) {
+          this._activate(this._targets[i]);
         }
-
-        $(this._scrollElement).trigger(Event.ACTIVATE, {
-          relatedTarget: target
-        });
       }
-    }, {
-      key: '_clear',
-      value: function _clear() {
-        $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+    };
+
+    ScrollSpy.prototype._activate = function _activate(target) {
+      this._activeTarget = target;
+
+      this._clear();
+
+      var queries = this._selector.split(',');
+      queries = queries.map(function (selector) {
+        return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]');
+      });
+
+      var $link = $(queries.join(','));
+
+      if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
+        $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);
       }
 
-      // static
+      $(this._scrollElement).trigger(Event.ACTIVATE, {
+        relatedTarget: target
+      });
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' && config || null;
+    ScrollSpy.prototype._clear = function _clear() {
+      $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+    };
 
-          if (!data) {
-            data = new ScrollSpy(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+    // static
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+    ScrollSpy._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 ScrollSpy(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(ScrollSpy, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -2482,7 +2375,13 @@ var ScrollSpy = (function ($) {
     }]);
 
     return ScrollSpy;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(window).on(Event.LOAD_DATA_API, function () {
     var scrollSpys = $.makeArray($(Selector.DATA_SPY));
@@ -2507,16 +2406,16 @@ var ScrollSpy = (function ($) {
   };
 
   return ScrollSpy;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): tab.js
+ * Bootstrap (v4.0.0-alpha.5): tab.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Tab = (function ($) {
+var Tab = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -2525,7 +2424,7 @@ var Tab = (function ($) {
    */
 
   var NAME = 'tab';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.tab';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2566,176 +2465,162 @@ var Tab = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Tab = (function () {
+  var Tab = function () {
     function Tab(element) {
       _classCallCheck(this, Tab);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Tab, [{
-      key: 'show',
+    // public
 
-      // public
+    Tab.prototype.show = function show() {
+      var _this15 = this;
 
-      value: function show() {
-        var _this15 = this;
-
-        if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE)) {
-          return;
-        }
+      if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE)) {
+        return;
+      }
 
-        var target = undefined;
-        var previous = undefined;
-        var ulElement = $(this._element).closest(Selector.UL)[0];
-        var selector = Util.getSelectorFromElement(this._element);
+      var target = void 0;
+      var previous = void 0;
+      var ulElement = $(this._element).closest(Selector.UL)[0];
+      var selector = Util.getSelectorFromElement(this._element);
 
-        if (ulElement) {
-          previous = $.makeArray($(ulElement).find(Selector.ACTIVE));
-          previous = previous[previous.length - 1];
-        }
+      if (ulElement) {
+        previous = $.makeArray($(ulElement).find(Selector.ACTIVE));
+        previous = previous[previous.length - 1];
+      }
 
-        var hideEvent = $.Event(Event.HIDE, {
-          relatedTarget: this._element
-        });
+      var hideEvent = $.Event(Event.HIDE, {
+        relatedTarget: this._element
+      });
 
-        var showEvent = $.Event(Event.SHOW, {
-          relatedTarget: previous
-        });
+      var showEvent = $.Event(Event.SHOW, {
+        relatedTarget: previous
+      });
 
-        if (previous) {
-          $(previous).trigger(hideEvent);
-        }
+      if (previous) {
+        $(previous).trigger(hideEvent);
+      }
 
-        $(this._element).trigger(showEvent);
+      $(this._element).trigger(showEvent);
 
-        if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (selector) {
-          target = $(selector)[0];
-        }
+      if (selector) {
+        target = $(selector)[0];
+      }
 
-        this._activate(this._element, ulElement);
+      this._activate(this._element, ulElement);
 
-        var complete = function complete() {
-          var hiddenEvent = $.Event(Event.HIDDEN, {
-            relatedTarget: _this15._element
-          });
+      var complete = function complete() {
+        var hiddenEvent = $.Event(Event.HIDDEN, {
+          relatedTarget: _this15._element
+        });
 
-          var shownEvent = $.Event(Event.SHOWN, {
-            relatedTarget: previous
-          });
+        var shownEvent = $.Event(Event.SHOWN, {
+          relatedTarget: previous
+        });
 
-          $(previous).trigger(hiddenEvent);
-          $(_this15._element).trigger(shownEvent);
-        };
+        $(previous).trigger(hiddenEvent);
+        $(_this15._element).trigger(shownEvent);
+      };
 
-        if (target) {
-          this._activate(target, target.parentNode, complete);
-        } else {
-          complete();
-        }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeClass(this._element, DATA_KEY);
-        this._element = null;
+      if (target) {
+        this._activate(target, target.parentNode, complete);
+      } else {
+        complete();
       }
+    };
 
-      // private
+    Tab.prototype.dispose = function dispose() {
+      $.removeClass(this._element, DATA_KEY);
+      this._element = null;
+    };
 
-    }, {
-      key: '_activate',
-      value: function _activate(element, container, callback) {
-        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]));
+    // private
 
-        var complete = $.proxy(this._transitionComplete, this, element, active, isTransitioning, callback);
+    Tab.prototype._activate = function _activate(element, container, callback) {
+      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]));
 
-        if (active && isTransitioning) {
-          $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          complete();
-        }
+      var complete = $.proxy(this._transitionComplete, this, element, active, isTransitioning, callback);
 
-        if (active) {
-          $(active).removeClass(ClassName.IN);
-        }
+      if (active && isTransitioning) {
+        $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        complete();
       }
-    }, {
-      key: '_transitionComplete',
-      value: function _transitionComplete(element, active, isTransitioning, callback) {
-        if (active) {
-          $(active).removeClass(ClassName.ACTIVE);
 
-          var dropdownChild = $(active).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
+      if (active) {
+        $(active).removeClass(ClassName.IN);
+      }
+    };
 
-          if (dropdownChild) {
-            $(dropdownChild).removeClass(ClassName.ACTIVE);
-          }
+    Tab.prototype._transitionComplete = function _transitionComplete(element, active, isTransitioning, callback) {
+      if (active) {
+        $(active).removeClass(ClassName.ACTIVE);
+
+        var dropdownChild = $(active).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
 
-          active.setAttribute('aria-expanded', false);
+        if (dropdownChild) {
+          $(dropdownChild).removeClass(ClassName.ACTIVE);
         }
 
-        $(element).addClass(ClassName.ACTIVE);
-        element.setAttribute('aria-expanded', true);
+        active.setAttribute('aria-expanded', false);
+      }
 
-        if (isTransitioning) {
-          Util.reflow(element);
-          $(element).addClass(ClassName.IN);
-        } else {
-          $(element).removeClass(ClassName.FADE);
-        }
+      $(element).addClass(ClassName.ACTIVE);
+      element.setAttribute('aria-expanded', true);
 
-        if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
+      if (isTransitioning) {
+        Util.reflow(element);
+        $(element).addClass(ClassName.IN);
+      } else {
+        $(element).removeClass(ClassName.FADE);
+      }
 
-          var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
-          if (dropdownElement) {
-            $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
-          }
+      if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
 
-          element.setAttribute('aria-expanded', true);
+        var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
+        if (dropdownElement) {
+          $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         }
 
-        if (callback) {
-          callback();
-        }
+        element.setAttribute('aria-expanded', true);
       }
 
-      // static
+      if (callback) {
+        callback();
+      }
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $this = $(this);
-          var data = $this.data(DATA_KEY);
+    // static
 
-          if (!data) {
-            data = data = new Tab(this);
-            $this.data(DATA_KEY, data);
-          }
+    Tab._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $this = $(this);
+        var data = $this.data(DATA_KEY);
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data) {
+          data = data = new Tab(this);
+          $this.data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Tab, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -2743,7 +2628,13 @@ var Tab = (function ($) {
     }]);
 
     return Tab;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     event.preventDefault();
@@ -2764,25 +2655,25 @@ var Tab = (function ($) {
   };
 
   return Tab;
-})(jQuery);
+}(jQuery);
 
 /* global Tether */
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): tooltip.js
+ * Bootstrap (v4.0.0-alpha.5): tooltip.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Tooltip = (function ($) {
+var Tooltip = function ($) {
 
   /**
    * Check for Tether dependency
-   * Tether - http://github.hubspot.com/tether/
+   * Tether - http://tether.io/
    */
   if (window.Tether === undefined) {
-    throw new Error('Bootstrap tooltips require Tether (http://github.hubspot.com/tether/)');
+    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
   }
 
   /**
@@ -2792,7 +2683,7 @@ var Tooltip = (function ($) {
    */
 
   var NAME = 'tooltip';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.tooltip';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -2801,7 +2692,7 @@ var Tooltip = (function ($) {
 
   var Default = {
     animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div></div>',
+    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
     trigger: 'hover focus',
     title: '',
     delay: 0,
@@ -2878,7 +2769,7 @@ var Tooltip = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Tooltip = (function () {
+  var Tooltip = function () {
     function Tooltip(element, config) {
       _classCallCheck(this, Tooltip);
 
@@ -2897,439 +2788,407 @@ var Tooltip = (function ($) {
       this._setListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * jQuery
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Tooltip, [{
-      key: 'enable',
+    // public
 
-      // public
+    Tooltip.prototype.enable = function enable() {
+      this._isEnabled = true;
+    };
 
-      value: function enable() {
-        this._isEnabled = true;
-      }
-    }, {
-      key: 'disable',
-      value: function disable() {
-        this._isEnabled = false;
-      }
-    }, {
-      key: 'toggleEnabled',
-      value: function toggleEnabled() {
-        this._isEnabled = !this._isEnabled;
-      }
-    }, {
-      key: 'toggle',
-      value: function toggle(event) {
-        if (event) {
-          var dataKey = this.constructor.DATA_KEY;
-          var context = $(event.currentTarget).data(dataKey);
+    Tooltip.prototype.disable = function disable() {
+      this._isEnabled = false;
+    };
 
-          if (!context) {
-            context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-            $(event.currentTarget).data(dataKey, context);
-          }
+    Tooltip.prototype.toggleEnabled = function toggleEnabled() {
+      this._isEnabled = !this._isEnabled;
+    };
 
-          context._activeTrigger.click = !context._activeTrigger.click;
+    Tooltip.prototype.toggle = function toggle(event) {
+      if (event) {
+        var dataKey = this.constructor.DATA_KEY;
+        var context = $(event.currentTarget).data(dataKey);
 
-          if (context._isWithActiveTrigger()) {
-            context._enter(null, context);
-          } else {
-            context._leave(null, context);
-          }
-        } else {
+        if (!context) {
+          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+          $(event.currentTarget).data(dataKey, context);
+        }
 
-          if ($(this.getTipElement()).hasClass(ClassName.IN)) {
-            this._leave(null, this);
-            return;
-          }
+        context._activeTrigger.click = !context._activeTrigger.click;
+
+        if (context._isWithActiveTrigger()) {
+          context._enter(null, context);
+        } else {
+          context._leave(null, context);
+        }
+      } else {
 
-          this._enter(null, this);
+        if ($(this.getTipElement()).hasClass(ClassName.IN)) {
+          this._leave(null, this);
+          return;
         }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        clearTimeout(this._timeout);
 
-        this.cleanupTether();
+        this._enter(null, this);
+      }
+    };
 
-        $.removeData(this.element, this.constructor.DATA_KEY);
+    Tooltip.prototype.dispose = function dispose() {
+      clearTimeout(this._timeout);
 
-        $(this.element).off(this.constructor.EVENT_KEY);
+      this.cleanupTether();
 
-        if (this.tip) {
-          $(this.tip).remove();
-        }
+      $.removeData(this.element, this.constructor.DATA_KEY);
 
-        this._isEnabled = null;
-        this._timeout = null;
-        this._hoverState = null;
-        this._activeTrigger = null;
-        this._tether = null;
+      $(this.element).off(this.constructor.EVENT_KEY);
 
-        this.element = null;
-        this.config = null;
-        this.tip = null;
+      if (this.tip) {
+        $(this.tip).remove();
       }
-    }, {
-      key: 'show',
-      value: function show() {
-        var _this16 = this;
-
-        var showEvent = $.Event(this.constructor.Event.SHOW);
-
-        if (this.isWithContent() && this._isEnabled) {
-          $(this.element).trigger(showEvent);
 
-          var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
+      this._isEnabled = null;
+      this._timeout = null;
+      this._hoverState = null;
+      this._activeTrigger = null;
+      this._tether = null;
 
-          if (showEvent.isDefaultPrevented() || !isInTheDom) {
-            return;
-          }
+      this.element = null;
+      this.config = null;
+      this.tip = null;
+    };
 
-          var tip = this.getTipElement();
-          var tipId = Util.getUID(this.constructor.NAME);
+    Tooltip.prototype.show = function show() {
+      var _this16 = this;
 
-          tip.setAttribute('id', tipId);
-          this.element.setAttribute('aria-describedby', tipId);
+      var showEvent = $.Event(this.constructor.Event.SHOW);
 
-          this.setContent();
+      if (this.isWithContent() && this._isEnabled) {
+        $(this.element).trigger(showEvent);
 
-          if (this.config.animation) {
-            $(tip).addClass(ClassName.FADE);
-          }
+        var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
 
-          var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
+        if (showEvent.isDefaultPrevented() || !isInTheDom) {
+          return;
+        }
 
-          var attachment = this._getAttachment(placement);
+        var tip = this.getTipElement();
+        var tipId = Util.getUID(this.constructor.NAME);
 
-          $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);
+        tip.setAttribute('id', tipId);
+        this.element.setAttribute('aria-describedby', tipId);
 
-          $(this.element).trigger(this.constructor.Event.INSERTED);
+        this.setContent();
 
-          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
-          });
+        if (this.config.animation) {
+          $(tip).addClass(ClassName.FADE);
+        }
 
-          Util.reflow(tip);
-          this._tether.position();
+        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
-          $(tip).addClass(ClassName.IN);
+        var attachment = this._getAttachment(placement);
 
-          var complete = function complete() {
-            var prevHoverState = _this16._hoverState;
-            _this16._hoverState = null;
+        $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);
 
-            $(_this16.element).trigger(_this16.constructor.Event.SHOWN);
+        $(this.element).trigger(this.constructor.Event.INSERTED);
 
-            if (prevHoverState === HoverState.OUT) {
-              _this16._leave(null, _this16);
-            }
-          };
+        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
+        });
 
-          if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-            $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-            return;
-          }
+        Util.reflow(tip);
+        this._tether.position();
 
-          complete();
-        }
-      }
-    }, {
-      key: 'hide',
-      value: function hide(callback) {
-        var _this17 = this;
+        $(tip).addClass(ClassName.IN);
 
-        var tip = this.getTipElement();
-        var hideEvent = $.Event(this.constructor.Event.HIDE);
         var complete = function complete() {
-          if (_this17._hoverState !== HoverState.IN && tip.parentNode) {
-            tip.parentNode.removeChild(tip);
-          }
+          var prevHoverState = _this16._hoverState;
+          _this16._hoverState = null;
 
-          _this17.element.removeAttribute('aria-describedby');
-          $(_this17.element).trigger(_this17.constructor.Event.HIDDEN);
-          _this17.cleanupTether();
+          $(_this16.element).trigger(_this16.constructor.Event.SHOWN);
 
-          if (callback) {
-            callback();
+          if (prevHoverState === HoverState.OUT) {
+            _this16._leave(null, _this16);
           }
         };
 
-        $(this.element).trigger(hideEvent);
-
-        if (hideEvent.isDefaultPrevented()) {
+        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
+          $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
           return;
         }
 
-        $(tip).removeClass(ClassName.IN);
+        complete();
+      }
+    };
 
-        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
+    Tooltip.prototype.hide = function hide(callback) {
+      var _this17 = this;
 
-          $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          complete();
+      var tip = this.getTipElement();
+      var hideEvent = $.Event(this.constructor.Event.HIDE);
+      var complete = function complete() {
+        if (_this17._hoverState !== HoverState.IN && tip.parentNode) {
+          tip.parentNode.removeChild(tip);
         }
 
-        this._hoverState = '';
-      }
+        _this17.element.removeAttribute('aria-describedby');
+        $(_this17.element).trigger(_this17.constructor.Event.HIDDEN);
+        _this17.cleanupTether();
 
-      // protected
+        if (callback) {
+          callback();
+        }
+      };
 
-    }, {
-      key: 'isWithContent',
-      value: function isWithContent() {
-        return Boolean(this.getTitle());
-      }
-    }, {
-      key: 'getTipElement',
-      value: function getTipElement() {
-        return this.tip = this.tip || $(this.config.template)[0];
+      $(this.element).trigger(hideEvent);
+
+      if (hideEvent.isDefaultPrevented()) {
+        return;
       }
-    }, {
-      key: 'setContent',
-      value: function setContent() {
-        var $tip = $(this.getTipElement());
 
-        this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
+      $(tip).removeClass(ClassName.IN);
 
-        $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+      if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
 
-        this.cleanupTether();
+        $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        complete();
       }
-    }, {
-      key: 'setElementContent',
-      value: function setElementContent($element, content) {
-        var html = this.config.html;
-        if (typeof content === 'object' && (content.nodeType || content.jquery)) {
-          // content is a DOM node or a jQuery
-          if (html) {
-            if (!$(content).parent().is($element)) {
-              $element.empty().append(content);
-            }
-          } else {
-            $element.text($(content).text());
+
+      this._hoverState = '';
+    };
+
+    // protected
+
+    Tooltip.prototype.isWithContent = function isWithContent() {
+      return Boolean(this.getTitle());
+    };
+
+    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());
+
+      $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+
+      this.cleanupTether();
+    };
+
+    Tooltip.prototype.setElementContent = function setElementContent($element, content) {
+      var html = this.config.html;
+      if ((typeof content === 'undefined' ? 'undefined' : _typeof(content)) === 'object' && (content.nodeType || content.jquery)) {
+        // content is a DOM node or a jQuery
+        if (html) {
+          if (!$(content).parent().is($element)) {
+            $element.empty().append(content);
           }
         } else {
-          $element[html ? 'html' : 'text'](content);
+          $element.text($(content).text());
         }
+      } else {
+        $element[html ? 'html' : 'text'](content);
       }
-    }, {
-      key: 'getTitle',
-      value: function getTitle() {
-        var title = this.element.getAttribute('data-original-title');
+    };
 
-        if (!title) {
-          title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
-        }
+    Tooltip.prototype.getTitle = function getTitle() {
+      var title = this.element.getAttribute('data-original-title');
 
-        return title;
-      }
-    }, {
-      key: 'cleanupTether',
-      value: function cleanupTether() {
-        if (this._tether) {
-          this._tether.destroy();
-        }
+      if (!title) {
+        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
       }
 
-      // private
+      return title;
+    };
 
-    }, {
-      key: '_getAttachment',
-      value: function _getAttachment(placement) {
-        return AttachmentMap[placement.toUpperCase()];
+    Tooltip.prototype.cleanupTether = function cleanupTether() {
+      if (this._tether) {
+        this._tether.destroy();
       }
-    }, {
-      key: '_setListeners',
-      value: function _setListeners() {
-        var _this18 = this;
+    };
 
-        var triggers = this.config.trigger.split(' ');
+    // private
 
-        triggers.forEach(function (trigger) {
-          if (trigger === 'click') {
-            $(_this18.element).on(_this18.constructor.Event.CLICK, _this18.config.selector, $.proxy(_this18.toggle, _this18));
-          } else if (trigger !== Trigger.MANUAL) {
-            var eventIn = trigger === Trigger.HOVER ? _this18.constructor.Event.MOUSEENTER : _this18.constructor.Event.FOCUSIN;
-            var eventOut = trigger === Trigger.HOVER ? _this18.constructor.Event.MOUSELEAVE : _this18.constructor.Event.FOCUSOUT;
+    Tooltip.prototype._getAttachment = function _getAttachment(placement) {
+      return AttachmentMap[placement.toUpperCase()];
+    };
 
-            $(_this18.element).on(eventIn, _this18.config.selector, $.proxy(_this18._enter, _this18)).on(eventOut, _this18.config.selector, $.proxy(_this18._leave, _this18));
-          }
-        });
+    Tooltip.prototype._setListeners = function _setListeners() {
+      var _this18 = this;
 
-        if (this.config.selector) {
-          this.config = $.extend({}, this.config, {
-            trigger: 'manual',
-            selector: ''
-          });
-        } else {
-          this._fixTitle();
-        }
-      }
-    }, {
-      key: '_fixTitle',
-      value: function _fixTitle() {
-        var titleType = typeof this.element.getAttribute('data-original-title');
-        if (this.element.getAttribute('title') || titleType !== 'string') {
-          this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
-          this.element.setAttribute('title', '');
+      var triggers = this.config.trigger.split(' ');
+
+      triggers.forEach(function (trigger) {
+        if (trigger === 'click') {
+          $(_this18.element).on(_this18.constructor.Event.CLICK, _this18.config.selector, $.proxy(_this18.toggle, _this18));
+        } else if (trigger !== Trigger.MANUAL) {
+          var eventIn = trigger === Trigger.HOVER ? _this18.constructor.Event.MOUSEENTER : _this18.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this18.constructor.Event.MOUSELEAVE : _this18.constructor.Event.FOCUSOUT;
+
+          $(_this18.element).on(eventIn, _this18.config.selector, $.proxy(_this18._enter, _this18)).on(eventOut, _this18.config.selector, $.proxy(_this18._leave, _this18));
         }
+      });
+
+      if (this.config.selector) {
+        this.config = $.extend({}, this.config, {
+          trigger: 'manual',
+          selector: ''
+        });
+      } else {
+        this._fixTitle();
       }
-    }, {
-      key: '_enter',
-      value: function _enter(event, context) {
-        var dataKey = this.constructor.DATA_KEY;
+    };
 
-        context = context || $(event.currentTarget).data(dataKey);
+    Tooltip.prototype._fixTitle = function _fixTitle() {
+      var titleType = _typeof(this.element.getAttribute('data-original-title'));
+      if (this.element.getAttribute('title') || titleType !== 'string') {
+        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
+        this.element.setAttribute('title', '');
+      }
+    };
 
-        if (!context) {
-          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-          $(event.currentTarget).data(dataKey, context);
-        }
+    Tooltip.prototype._enter = function _enter(event, context) {
+      var dataKey = this.constructor.DATA_KEY;
 
-        if (event) {
-          context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
-        }
+      context = context || $(event.currentTarget).data(dataKey);
 
-        if ($(context.getTipElement()).hasClass(ClassName.IN) || context._hoverState === HoverState.IN) {
-          context._hoverState = HoverState.IN;
-          return;
-        }
+      if (!context) {
+        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+        $(event.currentTarget).data(dataKey, context);
+      }
 
-        clearTimeout(context._timeout);
+      if (event) {
+        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
+      }
 
+      if ($(context.getTipElement()).hasClass(ClassName.IN) || context._hoverState === HoverState.IN) {
         context._hoverState = HoverState.IN;
+        return;
+      }
 
-        if (!context.config.delay || !context.config.delay.show) {
+      clearTimeout(context._timeout);
+
+      context._hoverState = HoverState.IN;
+
+      if (!context.config.delay || !context.config.delay.show) {
+        context.show();
+        return;
+      }
+
+      context._timeout = setTimeout(function () {
+        if (context._hoverState === HoverState.IN) {
           context.show();
-          return;
         }
+      }, context.config.delay.show);
+    };
 
-        context._timeout = setTimeout(function () {
-          if (context._hoverState === HoverState.IN) {
-            context.show();
-          }
-        }, context.config.delay.show);
-      }
-    }, {
-      key: '_leave',
-      value: function _leave(event, context) {
-        var dataKey = this.constructor.DATA_KEY;
+    Tooltip.prototype._leave = function _leave(event, context) {
+      var dataKey = this.constructor.DATA_KEY;
 
-        context = context || $(event.currentTarget).data(dataKey);
+      context = context || $(event.currentTarget).data(dataKey);
 
-        if (!context) {
-          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-          $(event.currentTarget).data(dataKey, context);
-        }
+      if (!context) {
+        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+        $(event.currentTarget).data(dataKey, context);
+      }
 
-        if (event) {
-          context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
-        }
+      if (event) {
+        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
+      }
 
-        if (context._isWithActiveTrigger()) {
-          return;
-        }
+      if (context._isWithActiveTrigger()) {
+        return;
+      }
+
+      clearTimeout(context._timeout);
 
-        clearTimeout(context._timeout);
+      context._hoverState = HoverState.OUT;
 
-        context._hoverState = HoverState.OUT;
+      if (!context.config.delay || !context.config.delay.hide) {
+        context.hide();
+        return;
+      }
 
-        if (!context.config.delay || !context.config.delay.hide) {
+      context._timeout = setTimeout(function () {
+        if (context._hoverState === HoverState.OUT) {
           context.hide();
-          return;
         }
+      }, context.config.delay.hide);
+    };
 
-        context._timeout = setTimeout(function () {
-          if (context._hoverState === HoverState.OUT) {
-            context.hide();
-          }
-        }, context.config.delay.hide);
-      }
-    }, {
-      key: '_isWithActiveTrigger',
-      value: function _isWithActiveTrigger() {
-        for (var trigger in this._activeTrigger) {
-          if (this._activeTrigger[trigger]) {
-            return true;
-          }
+    Tooltip.prototype._isWithActiveTrigger = function _isWithActiveTrigger() {
+      for (var trigger in this._activeTrigger) {
+        if (this._activeTrigger[trigger]) {
+          return true;
         }
-
-        return false;
       }
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, this.constructor.Default, $(this.element).data(), config);
 
-        if (config.delay && typeof config.delay === 'number') {
-          config.delay = {
-            show: config.delay,
-            hide: config.delay
-          };
-        }
+      return false;
+    };
 
-        Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+    Tooltip.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, this.constructor.Default, $(this.element).data(), config);
 
-        return config;
+      if (config.delay && typeof config.delay === 'number') {
+        config.delay = {
+          show: config.delay,
+          hide: config.delay
+        };
       }
-    }, {
-      key: '_getDelegateConfig',
-      value: function _getDelegateConfig() {
-        var config = {};
-
-        if (this.config) {
-          for (var key in this.config) {
-            if (this.constructor.Default[key] !== this.config[key]) {
-              config[key] = this.config[key];
-            }
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Tooltip.prototype._getDelegateConfig = function _getDelegateConfig() {
+      var config = {};
+
+      if (this.config) {
+        for (var key in this.config) {
+          if (this.constructor.Default[key] !== this.config[key]) {
+            config[key] = this.config[key];
           }
         }
-
-        return config;
       }
 
-      // static
+      return config;
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' ? config : null;
+    // static
 
-          if (!data && /destroy|hide/.test(config)) {
-            return;
-          }
+    Tooltip._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 Tooltip(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        if (!data && /dispose|hide/.test(config)) {
+          return;
+        }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data) {
+          data = new Tooltip(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Tooltip, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -3367,7 +3226,13 @@ var Tooltip = (function ($) {
     }]);
 
     return Tooltip;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
 
   $.fn[NAME] = Tooltip._jQueryInterface;
   $.fn[NAME].Constructor = Tooltip;
@@ -3377,16 +3242,16 @@ var Tooltip = (function ($) {
   };
 
   return Tooltip;
-})(jQuery);
+}(jQuery);
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): popover.js
+ * Bootstrap (v4.0.0-alpha.5): popover.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Popover = (function ($) {
+var Popover = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -3395,7 +3260,7 @@ var Popover = (function ($) {
    */
 
   var NAME = 'popover';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -3404,7 +3269,7 @@ var Popover = (function ($) {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<div class="popover-arrow"></div>' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -3418,8 +3283,7 @@ var Popover = (function ($) {
 
   var Selector = {
     TITLE: '.popover-title',
-    CONTENT: '.popover-content',
-    ARROW: '.popover-arrow'
+    CONTENT: '.popover-content'
   };
 
   var Event = {
@@ -3441,85 +3305,72 @@ var Popover = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Popover = (function (_Tooltip) {
+  var Popover = function (_Tooltip) {
     _inherits(Popover, _Tooltip);
 
     function Popover() {
       _classCallCheck(this, Popover);
 
-      _get(Object.getPrototypeOf(Popover.prototype), 'constructor', this).apply(this, arguments);
+      return _possibleConstructorReturn(this, _Tooltip.apply(this, arguments));
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * jQuery
-     * ------------------------------------------------------------------------
-     */
+    // overrides
 
-    _createClass(Popover, [{
-      key: 'isWithContent',
+    Popover.prototype.isWithContent = function isWithContent() {
+      return this.getTitle() || this._getContent();
+    };
 
-      // overrides
+    Popover.prototype.getTipElement = function getTipElement() {
+      return this.tip = this.tip || $(this.config.template)[0];
+    };
 
-      value: function isWithContent() {
-        return this.getTitle() || this._getContent();
-      }
-    }, {
-      key: 'getTipElement',
-      value: function getTipElement() {
-        return this.tip = this.tip || $(this.config.template)[0];
-      }
-    }, {
-      key: 'setContent',
-      value: function setContent() {
-        var $tip = $(this.getTipElement());
+    Popover.prototype.setContent = function setContent() {
+      var $tip = $(this.getTipElement());
 
-        // we use append for html objects to maintain js events
-        this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
-        this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
+      // we use append for html objects to maintain js events
+      this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
+      this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
-        $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+      $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
 
-        this.cleanupTether();
-      }
+      this.cleanupTether();
+    };
 
-      // private
+    // private
 
-    }, {
-      key: '_getContent',
-      value: function _getContent() {
-        return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
-      }
+    Popover.prototype._getContent = function _getContent() {
+      return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' ? config : null;
+    Popover._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 && /destroy|hide/.test(config)) {
-            return;
-          }
+        if (!data && /destroy|hide/.test(config)) {
+          return;
+        }
 
-          if (!data) {
-            data = new Popover(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        if (!data) {
+          data = new Popover(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Popover, null, [{
       key: 'VERSION',
 
+
       // getters
 
       get: function get() {
@@ -3558,7 +3409,13 @@ var Popover = (function ($) {
     }]);
 
     return Popover;
-  })(Tooltip);
+  }(Tooltip);
+
+  /**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
 
   $.fn[NAME] = Popover._jQueryInterface;
   $.fn[NAME].Constructor = Popover;
@@ -3568,6 +3425,6 @@ var Popover = (function ($) {
   };
 
   return Popover;
-})(jQuery);
-
 }(jQuery);
+
+}();
diff --git a/assets/javascripts/bootstrap.min.js b/assets/javascripts/bootstrap.min.js
index 4db6666..7759140 100644
--- a/assets/javascripts/bootstrap.min.js
+++ b/assets/javascripts/bootstrap.min.js
@@ -1,7 +1,7 @@
 /*!
- * Bootstrap v4.0.0-alpha.4 (http://getbootstrap.com)
+ * Bootstrap v4.0.0-alpha.5 (https://getbootstrap.com)
  * Copyright 2011-2016 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");+function(a){var b=a.fn.jquery.split(" ")[0].split(".");if(b[0]<2&&b[1]<9||1==b[0]&&9==b[1]&&b[2]<1||b[0]>=4)throw new Error("Bootstrap's JavaScript requires at least jQuery v1.9.1 but less than v4.0.0")}(jQuery),+function(a){"use strict";function b(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function c(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var d=function(a,b,c){for(var d=!0;d;){var e=a,f=b,g=c;d=!1,null===e&&(e=Function.prototype);var h=Object.getOwnPropertyDescriptor(e,f);if(void 0!==h){if("value"in h)return h.value;var i=h.get;if(void 0===i)return;return i.call(g)}var j=Object.getPrototypeOf(e);if(null===j)return;a=j,b=f,c=g,d=!0,h=j=void 0}},e=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}(),f=function(a){function b(a){return{}.toString.call(a).match(/\s([a-zA-Z]+)/)[1].toLowerCase()}function c(a){return(a[0]||a).nodeType}function d(){return{bindType:h.end,delegateType:h.end,handle:function(b){if(a(b.target).is(this))return b.handleObj.handler.apply(this,arguments)}}}function e(){if(window.QUnit)return!1;var a=document.createElement("bootstrap");for(var b in j)if(void 0!==a.style[b])return{end:j[b]};return!1}function f(b){var c=this,d=!1;return a(this).one(k.TRANSITION_END,function(){d=!0}),setTimeout(function(){d||k.triggerTransitionEnd(c)},b),this}function g(){h=e(),a.fn.emulateTransitionEnd=f,k.supportsTransitionEnd()&&(a.event.special[k.TRANSITION_END]=d())}var h=!1,i=1e6,j={WebkitTransition:"webkitTransitionEnd",MozTransition:"transitionend",OTransition:"oTransitionEnd otransitionend",transition:"transitionend"},k={TRANSITION_END:"bsTransitionEnd",getUID:function(a){do a+=~~(Math.random()*i);while(document.getElementById(a));return a},getSelectorFromElement:function(a){var b=a.getAttribute("data-target");return b||(b=a.getAttribute("href")||"",b=/^#[a-z]/i.test(b)?b:null),b},reflow:function(a){new Function("bs","return bs")(a.offsetHeight)},triggerTransitionEnd:function(b){a(b).trigger(h.end)},supportsTransitionEnd:function(){return Boolean(h)},typeCheckConfig:function(a,d,e){for(var f in e)if(e.hasOwnProperty(f)){var g=e[f],h=d[f],i=void 0;if(i=h&&c(h)?"element":b(h),!new RegExp(g).test(i))throw new Error(a.toUpperCase()+": "+('Option "'+f+'" provided type "'+i+'" ')+('but expected type "'+g+'".'))}}};return 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a.offsetWidth||a.offsetHeight}),g.length){var h=g.indexOf(c.target);c.which===l&&h>0&&h--,c.which===m&&h<g.length-1&&h++,h<0&&(h=0),g[h].focus()}}}},{key:"VERSION",get:function(){return d}}]),b}();return a(document).on(o.KEYDOWN_DATA_API,q.DATA_TOGGLE,r._dataApiKeydownHandler).on(o.KEYDOWN_DATA_API,q.ROLE_MENU,r._dataApiKeydownHandler).on(o.KEYDOWN_DATA_API,q.ROLE_LISTBOX,r._dataApiKeydownHandler).on(o.CLICK_DATA_API,r._clearMenus).on(o.CLICK_DATA_API,q.DATA_TOGGLE,r.prototype.toggle).on(o.CLICK_DATA_API,q.FORM_CHILD,function(a){a.stopPropagation()}),a.fn[b]=r._jQueryInterface,a.fn[b].Constructor=r,a.fn[b].noConflict=function(){return a.fn[b]=j,r._jQueryInterface},r}(jQuery),function(a){var b="modal",d="4.0.0-alpha.4",g="bs.modal",h="."+g,i=".data-api",j=a.fn[b],k=300,l=150,m=27,n={backdrop:!0,keyboard:!0,focus:!0,show:!0},o={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},p={HIDE:"hide"+h,HIDDEN:"hidden"+h,SHOW:"show"+h,SHOWN:"shown"+h,FOCUSIN:"focusin"+h,RESIZE:"resize"+h,CLICK_DISMISS:"click.dismiss"+h,KEYDOWN_DISMISS:"keydown.dismiss"+h,MOUSEUP_DISMISS:"mouseup.dismiss"+h,MOUSEDOWN_DISMISS:"mousedown.dismiss"+h,CLICK_DATA_API:"click"+h+i},q={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",IN:"in"},r={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".navbar-fixed-top, .navbar-fixed-bottom, .is-fixed"},s=function(){function i(b,d){c(this,i),this._config=this._getConfig(d),this._element=b,this._dialog=a(b).find(r.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}return e(i,[{key:"toggle",value:function(a){return this._isShown?this.hide():this.show(a)}},{key:"show",value:function(b){var c=this,d=a.Event(p.SHOW,{relatedTarget:b});a(this._element).trigger(d),this._isShown||d.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),a(document.body).addClass(q.OPEN),this._setEscapeEvent(),this._setResizeEvent(),a(this._element).on(p.CLICK_DISMISS,r.DATA_DISMISS,a.proxy(this.hide,this)),a(this._dialog).on(p.MOUSEDOWN_DISMISS,function(){a(c._element).one(p.MOUSEUP_DISMISS,function(b){a(b.target).is(c._element)&&(c._ignoreBackdropClick=!0)})}),this._showBackdrop(a.proxy(this._showElement,this,b)))}},{key:"hide",value:function(b){b&&b.preventDefault();var c=a.Event(p.HIDE);a(this._element).trigger(c),this._isShown&&!c.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),a(document).off(p.FOCUSIN),a(this._element).removeClass(q.IN),a(this._element).off(p.CLICK_DISMISS),a(this._dialog).off(p.MOUSEDOWN_DISMISS),f.supportsTransitionEnd()&&a(this._element).hasClass(q.FADE)?a(this._element).one(f.TRANSITION_END,a.proxy(this._hideModal,this)).emulateTransitionEnd(k):this._hideModal())}},{key:"dispose",value:function(){a.removeData(this._element,g),a(window).off(h),a(document).off(h),a(this._element).off(h),a(this._backdrop).off(h),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}},{key:"_getConfig",value:function(c){return c=a.extend({},n,c),f.typeCheckConfig(b,c,o),c}},{key:"_showElement",value:function(b){var c=this,d=f.supportsTransitionEnd()&&a(this._element).hasClass(q.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,d&&f.reflow(this._element),a(this._element).addClass(q.IN),this._config.focus&&this._enforceFocus();var e=a.Event(p.SHOWN,{relatedTarget:b}),g=function(){c._config.focus&&c._element.focus(),a(c._element).trigger(e)};d?a(this._dialog).one(f.TRANSITION_END,g).emulateTransitionEnd(k):g()}},{key:"_enforceFocus",value:function(){var b=this;a(document).off(p.FOCUSIN).on(p.FOCUSIN,function(c){document===c.target||b._element===c.target||a(b._element).has(c.target).length||b._element.focus()})}},{key:"_setEscapeEvent",value:function(){var b=this;this._isShown&&this._config.keyboard?a(this._element).on(p.KEYDOWN_DISMISS,function(a){a.which===m&&b.hide()}):this._isShown||a(this._element).off(p.KEYDOWN_DISMISS)}},{key:"_setResizeEvent",value:function(){this._isShown?a(window).on(p.RESIZE,a.proxy(this._handleUpdate,this)):a(window).off(p.RESIZE)}},{key:"_hideModal",value:function(){var b=this;this._element.style.display="none",this._element.setAttribute("aria-hidden","true"),this._showBackdrop(function(){a(document.body).removeClass(q.OPEN),b._resetAdjustments(),b._resetScrollbar(),a(b._element).trigger(p.HIDDEN)})}},{key:"_removeBackdrop",value:function(){this._backdrop&&(a(this._backdrop).remove(),this._backdrop=null)}},{key:"_showBackdrop",value:function(b){var c=this,d=a(this._element).hasClass(q.FADE)?q.FADE:"";if(this._isShown&&this._config.backdrop){var e=f.supportsTransitionEnd()&&d;if(this._backdrop=document.createElement("div"),this._backdrop.className=q.BACKDROP,d&&a(this._backdrop).addClass(d),a(this._backdrop).appendTo(document.body),a(this._element).on(p.CLICK_DISMISS,function(a){return c._ignoreBackdropClick?void(c._ignoreBackdropClick=!1):void(a.target===a.currentTarget&&("static"===c._config.backdrop?c._element.focus():c.hide()))}),e&&f.reflow(this._backdrop),a(this._backdrop).addClass(q.IN),!b)return;if(!e)return void b();a(this._backdrop).one(f.TRANSITION_END,b).emulateTransitionEnd(l)}else if(!this._isShown&&this._backdrop){a(this._backdrop).removeClass(q.IN);var g=function(){c._removeBackdrop(),b&&b()};f.supportsTransitionEnd()&&a(this._element).hasClass(q.FADE)?a(this._backdrop).one(f.TRANSITION_END,g).emulateTransitionEnd(l):g()}else b&&b()}},{key:"_handleUpdate",value:function(){this._adjustDialog()}},{key:"_adjustDialog",value:function(){var a=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&a&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!a&&(this._element.style.paddingRight=this._scrollbarWidth+"px")}},{key:"_resetAdjustments",value:function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""}},{key:"_checkScrollbar",value:function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()}},{key:"_setScrollbar",value:function(){var b=parseInt(a(r.FIXED_CONTENT).css("padding-right")||0,10);this._originalBodyPadding=document.body.style.paddingRight||"",this._isBodyOverflowing&&(document.body.style.paddingRight=b+this._scrollbarWidth+"px")}},{key:"_resetScrollbar",value:function(){document.body.style.paddingRight=this._originalBodyPadding}},{key:"_getScrollbarWidth",value:function(){var a=document.createElement("div");a.className=q.SCROLLBAR_MEASURER,document.body.appendChild(a);var b=a.offsetWidth-a.clientWidth;return document.body.removeChild(a),b}}],[{key:"_jQueryInterface",value:function(b,c){return this.each(function(){var d=a(this).data(g),e=a.extend({},i.Default,a(this).data(),"object"==typeof b&&b);if(d||(d=new i(this,e),a(this).data(g,d)),"string"==typeof b){if(void 0===d[b])throw new Error('No method named "'+b+'"');d[b](c)}else e.show&&d.show(c)})}},{key:"VERSION",get:function(){return d}},{key:"Default",get:function(){return n}}]),i}();return a(document).on(p.CLICK_DATA_API,r.DATA_TOGGLE,function(b){var c=this,d=void 0,e=f.getSelectorFromElement(this);e&&(d=a(e)[0]);var h=a(d).data(g)?"toggle":a.extend({},a(d).data(),a(this).data());"A"===this.tagName&&b.preventDefault();var i=a(d).one(p.SHOW,function(b){b.isDefaultPrevented()||i.one(p.HIDDEN,function(){a(c).is(":visible")&&c.focus()})});s._jQueryInterface.call(a(d),h,this)}),a.fn[b]=s._jQueryInterface,a.fn[b].Constructor=s,a.fn[b].noConflict=function(){return a.fn[b]=j,s._jQueryInterface},s}(jQuery),function(a){var b="scrollspy",d="4.0.0-alpha.4",g="bs.scrollspy",h="."+g,i=".data-api",j=a.fn[b],k={offset:10,method:"auto",target:""},l={offset:"number",method:"string",target:"(string|element)"},m={ACTIVATE:"activate"+h,SCROLL:"scroll"+h,LOAD_DATA_API:"load"+h+i},n={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",NAV_LINK:"nav-link",NAV:"nav",ACTIVE:"active"},o={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"},q=function(){function i(b,d){c(this,i),this._element=b,this._scrollElement="BODY"===b.tagName?window:b,this._config=this._getConfig(d),this._selector=this._config.target+" "+o.NAV_LINKS+","+(this._config.target+" "+o.DROPDOWN_ITEMS),this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,a(this._scrollElement).on(m.SCROLL,a.proxy(this._process,this)),this.refresh(),this._process()}return e(i,[{key:"refresh",value:function(){var b=this,c=this._scrollElement!==this._scrollElement.window?p.POSITION:p.OFFSET,d="auto"===this._config.method?c:this._config.method,e=d===p.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight();var g=a.makeArray(a(this._selector));g.map(function(b){var c=void 0,g=f.getSelectorFromElement(b);return g&&(c=a(g)[0]),c&&(c.offsetWidth||c.offsetHeight)?[a(c)[d]().top+e,g]:null}).filter(function(a){return a}).sort(function(a,b){return a[0]-b[0]}).forEach(function(a){b._offsets.push(a[0]),b._targets.push(a[1])})}},{key:"dispose",value:function(){a.removeData(this._element,g),a(this._scrollElement).off(h),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null}},{key:"_getConfig",value:function(c){if(c=a.extend({},k,c),"string"!=typeof c.target){var d=a(c.target).attr("id");d||(d=f.getUID(b),a(c.target).attr("id",d)),c.target="#"+d}return f.typeCheckConfig(b,c,l),c}},{key:"_getScrollTop",value:function(){return this._scrollElement===window?this._scrollElement.scrollY:this._scrollElement.scrollTop}},{key:"_getScrollHeight",value:function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)}},{key:"_process",value:function(){var a=this._getScrollTop()+this._config.offset,b=this._getScrollHeight(),c=this._config.offset+b-this._scrollElement.offsetHeight;if(this._scrollHeight!==b&&this.refresh(),a>=c){var d=this._targets[this._targets.length-1];this._activeTarget!==d&&this._activate(d)}if(this._activeTarget&&a<this._offsets[0])return this._activeTarget=null,void this._clear();for(var e=this._offsets.length;e--;){var f=this._activeTarget!==this._targets[e]&&a>=this._offsets[e]&&(void 0===this._offsets[e+1]||a<this._offsets[e+1]);f&&this._activate(this._targets[e])}}},{key:"_activate",value:function(b){this._activeTarget=b,this._clear();var c=this._selector.split(",");c=c.map(function(a){return a+'[data-target="'+b+'"],'+(a+'[href="'+b+'"]')});var d=a(c.join(","));d.hasClass(n.DROPDOWN_ITEM)?(d.closest(o.DROPDOWN).find(o.DROPDOWN_TOGGLE).addClass(n.ACTIVE),d.addClass(n.ACTIVE)):d.parents(o.LI).find(o.NAV_LINKS).addClass(n.ACTIVE),a(this._scrollElement).trigger(m.ACTIVATE,{relatedTarget:b})}},{key:"_clear",value:function(){a(this._selector).filter(o.ACTIVE).removeClass(n.ACTIVE)}}],[{key:"_jQueryInterface",value:function(b){return this.each(function(){var c=a(this).data(g),d="object"==typeof b&&b||null;if(c||(c=new i(this,d),a(this).data(g,c)),"string"==typeof b){if(void 0===c[b])throw new Error('No method named "'+b+'"');c[b]()}})}},{key:"VERSION",get:function(){return d}},{key:"Default",get:function(){return k}}]),i}();return a(window).on(m.LOAD_DATA_API,function(){for(var b=a.makeArray(a(o.DATA_SPY)),c=b.length;c--;){var d=a(b[c]);q._jQueryInterface.call(d,d.data())}}),a.fn[b]=q._jQueryInterface,a.fn[b].Constructor=q,a.fn[b].noConflict=function(){return a.fn[b]=j,q._jQueryInterface},q}(jQuery),function(a){var b="tab",d="4.0.0-alpha.4",g="bs.tab",h="."+g,i=".data-api",j=a.fn[b],k=150,l={HIDE:"hide"+h,HIDDEN:"hidden"+h,SHOW:"show"+h,SHOWN:"shown"+h,CLICK_DATA_API:"click"+h+i},m={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",FADE:"fade",IN:"in"},n={A:"a",LI:"li",DROPDOWN:".dropdown",UL:"ul:not(.dropdown-menu)",FADE_CHILD:"> .nav-item .fade, > .fade",
-ACTIVE:".active",ACTIVE_CHILD:"> .nav-item > .active, > .active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"]',DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},o=function(){function b(a){c(this,b),this._element=a}return e(b,[{key:"show",value:function(){var b=this;if(!this._element.parentNode||this._element.parentNode.nodeType!==Node.ELEMENT_NODE||!a(this._element).hasClass(m.ACTIVE)){var c=void 0,d=void 0,e=a(this._element).closest(n.UL)[0],g=f.getSelectorFromElement(this._element);e&&(d=a.makeArray(a(e).find(n.ACTIVE)),d=d[d.length-1]);var h=a.Event(l.HIDE,{relatedTarget:this._element}),i=a.Event(l.SHOW,{relatedTarget:d});if(d&&a(d).trigger(h),a(this._element).trigger(i),!i.isDefaultPrevented()&&!h.isDefaultPrevented()){g&&(c=a(g)[0]),this._activate(this._element,e);var j=function(){var c=a.Event(l.HIDDEN,{relatedTarget:b._element}),e=a.Event(l.SHOWN,{relatedTarget:d});a(d).trigger(c),a(b._element).trigger(e)};c?this._activate(c,c.parentNode,j):j()}}}},{key:"dispose",value:function(){a.removeClass(this._element,g),this._element=null}},{key:"_activate",value:function(b,c,d){var e=a(c).find(n.ACTIVE_CHILD)[0],g=d&&f.supportsTransitionEnd()&&(e&&a(e).hasClass(m.FADE)||Boolean(a(c).find(n.FADE_CHILD)[0])),h=a.proxy(this._transitionComplete,this,b,e,g,d);e&&g?a(e).one(f.TRANSITION_END,h).emulateTransitionEnd(k):h(),e&&a(e).removeClass(m.IN)}},{key:"_transitionComplete",value:function(b,c,d,e){if(c){a(c).removeClass(m.ACTIVE);var g=a(c).find(n.DROPDOWN_ACTIVE_CHILD)[0];g&&a(g).removeClass(m.ACTIVE),c.setAttribute("aria-expanded",!1)}if(a(b).addClass(m.ACTIVE),b.setAttribute("aria-expanded",!0),d?(f.reflow(b),a(b).addClass(m.IN)):a(b).removeClass(m.FADE),b.parentNode&&a(b.parentNode).hasClass(m.DROPDOWN_MENU)){var h=a(b).closest(n.DROPDOWN)[0];h&&a(h).find(n.DROPDOWN_TOGGLE).addClass(m.ACTIVE),b.setAttribute("aria-expanded",!0)}e&&e()}}],[{key:"_jQueryInterface",value:function(c){return this.each(function(){var d=a(this),e=d.data(g);if(e||(e=e=new b(this),d.data(g,e)),"string"==typeof c){if(void 0===e[c])throw new Error('No method named "'+c+'"');e[c]()}})}},{key:"VERSION",get:function(){return d}}]),b}();return a(document).on(l.CLICK_DATA_API,n.DATA_TOGGLE,function(b){b.preventDefault(),o._jQueryInterface.call(a(this),"show")}),a.fn[b]=o._jQueryInterface,a.fn[b].Constructor=o,a.fn[b].noConflict=function(){return a.fn[b]=j,o._jQueryInterface},o}(jQuery),function(a){if(void 0===window.Tether)throw new Error("Bootstrap tooltips require Tether (http://github.hubspot.com/tether/)");var b="tooltip",d="4.0.0-alpha.4",g="bs.tooltip",h="."+g,i=a.fn[b],j=150,k="bs-tether",l={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:"0 0",constraints:[]},m={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"},n={TOP:"bottom center",RIGHT:"middle left",BOTTOM:"top center",LEFT:"middle right"},o={IN:"in",OUT:"out"},p={HIDE:"hide"+h,HIDDEN:"hidden"+h,SHOW:"show"+h,SHOWN:"shown"+h,INSERTED:"inserted"+h,CLICK:"click"+h,FOCUSIN:"focusin"+h,FOCUSOUT:"focusout"+h,MOUSEENTER:"mouseenter"+h,MOUSELEAVE:"mouseleave"+h},q={FADE:"fade",IN:"in"},r={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner"},s={element:!1,enabled:!1},t={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},u=function(){function i(a,b){c(this,i),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._tether=null,this.element=a,this.config=this._getConfig(b),this.tip=null,this._setListeners()}return e(i,[{key:"enable",value:function(){this._isEnabled=!0}},{key:"disable",value:function(){this._isEnabled=!1}},{key:"toggleEnabled",value:function(){this._isEnabled=!this._isEnabled}},{key:"toggle",value:function(b){if(b){var c=this.constructor.DATA_KEY,d=a(b.currentTarget).data(c);d||(d=new this.constructor(b.currentTarget,this._getDelegateConfig()),a(b.currentTarget).data(c,d)),d._activeTrigger.click=!d._activeTrigger.click,d._isWithActiveTrigger()?d._enter(null,d):d._leave(null,d)}else{if(a(this.getTipElement()).hasClass(q.IN))return void this._leave(null,this);this._enter(null,this)}}},{key:"dispose",value:function(){clearTimeout(this._timeout),this.cleanupTether(),a.removeData(this.element,this.constructor.DATA_KEY),a(this.element).off(this.constructor.EVENT_KEY),this.tip&&a(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}},{key:"show",value:function(){var b=this,c=a.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){a(this.element).trigger(c);var d=a.contains(this.element.ownerDocument.documentElement,this.element);if(c.isDefaultPrevented()||!d)return;var e=this.getTipElement(),g=f.getUID(this.constructor.NAME);e.setAttribute("id",g),this.element.setAttribute("aria-describedby",g),this.setContent(),this.config.animation&&a(e).addClass(q.FADE);var h="function"==typeof this.config.placement?this.config.placement.call(this,e,this.element):this.config.placement,j=this._getAttachment(h);a(e).data(this.constructor.DATA_KEY,this).appendTo(document.body),a(this.element).trigger(this.constructor.Event.INSERTED),this._tether=new Tether({attachment:j,element:e,target:this.element,classes:s,classPrefix:k,offset:this.config.offset,constraints:this.config.constraints,addTargetClasses:!1}),f.reflow(e),this._tether.position(),a(e).addClass(q.IN);var l=function(){var c=b._hoverState;b._hoverState=null,a(b.element).trigger(b.constructor.Event.SHOWN),c===o.OUT&&b._leave(null,b)};if(f.supportsTransitionEnd()&&a(this.tip).hasClass(q.FADE))return void a(this.tip).one(f.TRANSITION_END,l).emulateTransitionEnd(i._TRANSITION_DURATION);l()}}},{key:"hide",value:function(b){var c=this,d=this.getTipElement(),e=a.Event(this.constructor.Event.HIDE),g=function(){c._hoverState!==o.IN&&d.parentNode&&d.parentNode.removeChild(d),c.element.removeAttribute("aria-describedby"),a(c.element).trigger(c.constructor.Event.HIDDEN),c.cleanupTether(),b&&b()};a(this.element).trigger(e),e.isDefaultPrevented()||(a(d).removeClass(q.IN),f.supportsTransitionEnd()&&a(this.tip).hasClass(q.FADE)?a(d).one(f.TRANSITION_END,g).emulateTransitionEnd(j):g(),this._hoverState="")}},{key:"isWithContent",value:function(){return Boolean(this.getTitle())}},{key:"getTipElement",value:function(){return this.tip=this.tip||a(this.config.template)[0]}},{key:"setContent",value:function(){var b=a(this.getTipElement());this.setElementContent(b.find(r.TOOLTIP_INNER),this.getTitle()),b.removeClass(q.FADE).removeClass(q.IN),this.cleanupTether()}},{key:"setElementContent",value:function(b,c){var d=this.config.html;"object"==typeof c&&(c.nodeType||c.jquery)?d?a(c).parent().is(b)||b.empty().append(c):b.text(a(c).text()):b[d?"html":"text"](c)}},{key:"getTitle",value:function(){var a=this.element.getAttribute("data-original-title");return a||(a="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),a}},{key:"cleanupTether",value:function(){this._tether&&this._tether.destroy()}},{key:"_getAttachment",value:function(a){return n[a.toUpperCase()]}},{key:"_setListeners",value:function(){var b=this,c=this.config.trigger.split(" ");c.forEach(function(c){if("click"===c)a(b.element).on(b.constructor.Event.CLICK,b.config.selector,a.proxy(b.toggle,b));else if(c!==t.MANUAL){var d=c===t.HOVER?b.constructor.Event.MOUSEENTER:b.constructor.Event.FOCUSIN,e=c===t.HOVER?b.constructor.Event.MOUSELEAVE:b.constructor.Event.FOCUSOUT;a(b.element).on(d,b.config.selector,a.proxy(b._enter,b)).on(e,b.config.selector,a.proxy(b._leave,b))}}),this.config.selector?this.config=a.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()}},{key:"_fixTitle",value:function(){var a=typeof this.element.getAttribute("data-original-title");(this.element.getAttribute("title")||"string"!==a)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))}},{key:"_enter",value:function(b,c){var d=this.constructor.DATA_KEY;return c=c||a(b.currentTarget).data(d),c||(c=new 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c?a(c)[0]:null},i._jQueryInterface=function(b){return this.each(function(){var c=a(this),e=c.data(h),f=a.extend({},m,c.data(),"object"===("undefined"==typeof b?"undefined":d(b))&&b);if(!e&&f.toggle&&/show|hide/.test(b)&&(f.toggle=!1),e||(e=new i(this,f),c.data(h,e)),"string"==typeof b){if(void 0===e[b])throw new Error('No method named "'+b+'"');e[b]()}})},e(i,null,[{key:"VERSION",get:function(){return g}},{key:"Default",get:function(){return m}}]),i}();return a(document).on(o.CLICK_DATA_API,r.DATA_TOGGLE,function(b){b.preventDefault();var c=s._getTargetFromElement(this),d=a(c).data(h),e=d?"toggle":a(this).data();s._jQueryInterface.call(a(c),e)}),a.fn[b]=s._jQueryInterface,a.fn[b].Constructor=s,a.fn[b].noConflict=function(){return a.fn[b]=k,s._jQueryInterface},s}(jQuery),function(a){var b="dropdown",d="4.0.0-alpha.5",g="bs.dropdown",h="."+g,i=".data-api",j=a.fn[b],k=27,l=38,m=40,n=3,o={HIDE:"hide"+h,HIDDEN:"hidden"+h,SHOW:"show"+h,SHOWN:"shown"+h,CLICK:"click"+h,CLICK_DATA_API:"click"+h+i,KEYDOWN_DATA_API:"keydown"+h+i},p={BACKDROP:"dropdown-backdrop",DISABLED:"disabled",OPEN:"open"},q={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'},r=function(){function b(a){c(this,b),this._element=a,this._addEventListeners()}return b.prototype.toggle=function(){if(this.disabled||a(this).hasClass(p.DISABLED))return!1;var c=b._getParentFromElement(this),d=a(c).hasClass(p.OPEN);if(b._clearMenus(),d)return!1;if("ontouchstart"in document.documentElement&&!a(c).closest(q.NAVBAR_NAV).length){var e=document.createElement("div");e.className=p.BACKDROP,a(e).insertBefore(this),a(e).on("click",b._clearMenus)}var f={relatedTarget:this},g=a.Event(o.SHOW,f);return a(c).trigger(g),!g.isDefaultPrevented()&&(this.focus(),this.setAttribute("aria-expanded","true"),a(c).toggleClass(p.OPEN),a(c).trigger(a.Event(o.SHOWN,f)),!1)},b.prototype.dispose=function(){a.removeData(this._element,g),a(this._element).off(h),this._element=null},b.prototype._addEventListeners=function(){a(this._element).on(o.CLICK,this.toggle)},b._jQueryInterface=function(c){return this.each(function(){var d=a(this).data(g);if(d||a(this).data(g,d=new b(this)),"string"==typeof c){if(void 0===d[c])throw new Error('No method named "'+c+'"');d[c].call(this)}})},b._clearMenus=function(c){if(!c||c.which!==n){var d=a(q.BACKDROP)[0];d&&d.parentNode.removeChild(d);for(var e=a.makeArray(a(q.DATA_TOGGLE)),f=0;f<e.length;f++){var g=b._getParentFromElement(e[f]),h={relatedTarget:e[f]};if(a(g).hasClass(p.OPEN)&&!(c&&"click"===c.type&&/input|textarea/i.test(c.target.tagName)&&a.contains(g,c.target))){var i=a.Event(o.HIDE,h);a(g).trigger(i),i.isDefaultPrevented()||(e[f].setAttribute("aria-expanded","false"),a(g).removeClass(p.OPEN).trigger(a.Event(o.HIDDEN,h)))}}}},b._getParentFromElement=function(b){var c=void 0,d=f.getSelectorFromElement(b);return d&&(c=a(d)[0]),c||b.parentNode},b._dataApiKeydownHandler=function(c){if(/(38|40|27|32)/.test(c.which)&&!/input|textarea/i.test(c.target.tagName)&&(c.preventDefault(),c.stopPropagation(),!this.disabled&&!a(this).hasClass(p.DISABLED))){var d=b._getParentFromElement(this),e=a(d).hasClass(p.OPEN);if(!e&&c.which!==k||e&&c.which===k){if(c.which===k){var f=a(d).find(q.DATA_TOGGLE)[0];a(f).trigger("focus")}return void a(this).trigger("click")}var g=a.makeArray(a(q.VISIBLE_ITEMS));if(g=g.filter(function(a){return a.offsetWidth||a.offsetHeight}),g.length){var 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b="modal",g="4.0.0-alpha.5",h="bs.modal",i="."+h,j=".data-api",k=a.fn[b],l=300,m=150,n=27,o={backdrop:!0,keyboard:!0,focus:!0,show:!0},p={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},q={HIDE:"hide"+i,HIDDEN:"hidden"+i,SHOW:"show"+i,SHOWN:"shown"+i,FOCUSIN:"focusin"+i,RESIZE:"resize"+i,CLICK_DISMISS:"click.dismiss"+i,KEYDOWN_DISMISS:"keydown.dismiss"+i,MOUSEUP_DISMISS:"mouseup.dismiss"+i,MOUSEDOWN_DISMISS:"mousedown.dismiss"+i,CLICK_DATA_API:"click"+i+j},r={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",IN:"in"},s={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".navbar-fixed-top, .navbar-fixed-bottom, .is-fixed"},t=function(){function j(b,d){c(this,j),this._config=this._getConfig(d),this._element=b,this._dialog=a(b).find(s.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}return j.prototype.toggle=function(a){return this._isShown?this.hide():this.show(a)},j.prototype.show=function(b){var c=this,d=a.Event(q.SHOW,{relatedTarget:b});a(this._element).trigger(d),this._isShown||d.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),a(document.body).addClass(r.OPEN),this._setEscapeEvent(),this._setResizeEvent(),a(this._element).on(q.CLICK_DISMISS,s.DATA_DISMISS,a.proxy(this.hide,this)),a(this._dialog).on(q.MOUSEDOWN_DISMISS,function(){a(c._element).one(q.MOUSEUP_DISMISS,function(b){a(b.target).is(c._element)&&(c._ignoreBackdropClick=!0)})}),this._showBackdrop(a.proxy(this._showElement,this,b)))},j.prototype.hide=function(b){b&&b.preventDefault();var c=a.Event(q.HIDE);a(this._element).trigger(c),this._isShown&&!c.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),a(document).off(q.FOCUSIN),a(this._element).removeClass(r.IN),a(this._element).off(q.CLICK_DISMISS),a(this._dialog).off(q.MOUSEDOWN_DISMISS),f.supportsTransitionEnd()&&a(this._element).hasClass(r.FADE)?a(this._element).one(f.TRANSITION_END,a.proxy(this._hideModal,this)).emulateTransitionEnd(l):this._hideModal())},j.prototype.dispose=function(){a.removeData(this._element,h),a(window).off(i),a(document).off(i),a(this._element).off(i),a(this._backdrop).off(i),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},j.prototype._getConfig=function(c){return c=a.extend({},o,c),f.typeCheckConfig(b,c,p),c},j.prototype._showElement=function(b){var c=this,d=f.supportsTransitionEnd()&&a(this._element).hasClass(r.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,d&&f.reflow(this._element),a(this._element).addClass(r.IN),this._config.focus&&this._enforceFocus();var e=a.Event(q.SHOWN,{relatedTarget:b}),g=function(){c._config.focus&&c._element.focus(),a(c._element).trigger(e)};d?a(this._dialog).one(f.TRANSITION_END,g).emulateTransitionEnd(l):g()},j.prototype._enforceFocus=function(){var b=this;a(document).off(q.FOCUSIN).on(q.FOCUSIN,function(c){document===c.target||b._element===c.target||a(b._element).has(c.target).length||b._element.focus()})},j.prototype._setEscapeEvent=function(){var 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a=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&a&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!a&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},j.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},j.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},j.prototype._setScrollbar=function(){var b=parseInt(a(s.FIXED_CONTENT).css("padding-right")||0,10);this._originalBodyPadding=document.body.style.paddingRight||"",this._isBodyOverflowing&&(document.body.style.paddingRight=b+this._scrollbarWidth+"px")},j.prototype._resetScrollbar=function(){document.body.style.paddingRight=this._originalBodyPadding},j.prototype._getScrollbarWidth=function(){var a=document.createElement("div");a.className=r.SCROLLBAR_MEASURER,document.body.appendChild(a);var b=a.offsetWidth-a.clientWidth;return document.body.removeChild(a),b},j._jQueryInterface=function(b,c){return this.each(function(){var e=a(this).data(h),f=a.extend({},j.Default,a(this).data(),"object"===("undefined"==typeof b?"undefined":d(b))&&b);if(e||(e=new j(this,f),a(this).data(h,e)),"string"==typeof b){if(void 0===e[b])throw new Error('No method named "'+b+'"');e[b](c)}else f.show&&e.show(c)})},e(j,null,[{key:"VERSION",get:function(){return g}},{key:"Default",get:function(){return o}}]),j}();return a(document).on(q.CLICK_DATA_API,s.DATA_TOGGLE,function(b){var c=this,d=void 0,e=f.getSelectorFromElement(this);e&&(d=a(e)[0]);var g=a(d).data(h)?"toggle":a.extend({},a(d).data(),a(this).data());"A"===this.tagName&&b.preventDefault();var i=a(d).one(q.SHOW,function(b){b.isDefaultPrevented()||i.one(q.HIDDEN,function(){a(c).is(":visible")&&c.focus()})});t._jQueryInterface.call(a(d),g,this)}),a.fn[b]=t._jQueryInterface,a.fn[b].Constructor=t,a.fn[b].noConflict=function(){return a.fn[b]=k,t._jQueryInterface},t}(jQuery),function(a){var b="scrollspy",g="4.0.0-alpha.5",h="bs.scrollspy",i="."+h,j=".data-api",k=a.fn[b],l={offset:10,method:"auto",target:""},m={offset:"number",method:"string",target:"(string|element)"},n={ACTIVATE:"activate"+i,SCROLL:"scroll"+i,LOAD_DATA_API:"load"+i+j},o={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",NAV_LINK:"nav-link",NAV:"nav",ACTIVE:"active"},p={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"},q={OFFSET:"offset",POSITION:"position"},r=function(){function j(b,d){c(this,j),this._element=b,this._scrollElement="BODY"===b.tagName?window:b,this._config=this._getConfig(d),this._selector=this._config.target+" "+p.NAV_LINKS+","+(this._config.target+" "+p.DROPDOWN_ITEMS),this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,a(this._scrollElement).on(n.SCROLL,a.proxy(this._process,this)),this.refresh(),this._process()}return j.prototype.refresh=function(){var b=this,c=this._scrollElement!==this._scrollElement.window?q.POSITION:q.OFFSET,d="auto"===this._config.method?c:this._config.method,e=d===q.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight();var g=a.makeArray(a(this._selector));g.map(function(b){var c=void 0,g=f.getSelectorFromElement(b);return g&&(c=a(g)[0]),c&&(c.offsetWidth||c.offsetHeight)?[a(c)[d]().top+e,g]:null}).filter(function(a){return a}).sort(function(a,b){return 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a=this._getScrollTop()+this._config.offset,b=this._getScrollHeight(),c=this._config.offset+b-this._scrollElement.offsetHeight;if(this._scrollHeight!==b&&this.refresh(),a>=c){var d=this._targets[this._targets.length-1];this._activeTarget!==d&&this._activate(d)}if(this._activeTarget&&a<this._offsets[0])return this._activeTarget=null,void this._clear();for(var e=this._offsets.length;e--;){var f=this._activeTarget!==this._targets[e]&&a>=this._offsets[e]&&(void 0===this._offsets[e+1]||a<this._offsets[e+1]);f&&this._activate(this._targets[e])}},j.prototype._activate=function(b){this._activeTarget=b,this._clear();var c=this._selector.split(",");c=c.map(function(a){return a+'[data-target="'+b+'"],'+(a+'[href="'+b+'"]')});var d=a(c.join(","));d.hasClass(o.DROPDOWN_ITEM)?(d.closest(p.DROPDOWN).find(p.DROPDOWN_TOGGLE).addClass(o.ACTIVE),d.addClass(o.ACTIVE)):d.parents(p.LI).find(p.NAV_LINKS).addClass(o.ACTIVE),a(this._scrollElement).trigger(n.ACTIVATE,{relatedTarget:b})},j.prototype._clear=function(){a(this._selector).filter(p.ACTIVE).removeClass(o.ACTIVE)},j._jQueryInterface=function(b){return this.each(function(){var c=a(this).data(h),e="object"===("undefined"==typeof b?"undefined":d(b))&&b||null;if(c||(c=new j(this,e),a(this).data(h,c)),"string"==typeof b){if(void 0===c[b])throw new Error('No method named "'+b+'"');c[b]()}})},e(j,null,[{key:"VERSION",get:function(){return g}},{key:"Default",get:function(){return l}}]),j}();return a(window).on(n.LOAD_DATA_API,function(){for(var b=a.makeArray(a(p.DATA_SPY)),c=b.length;c--;){var d=a(b[c]);r._jQueryInterface.call(d,d.data())}}),a.fn[b]=r._jQueryInterface,a.fn[b].Constructor=r,a.fn[b].noConflict=function(){return a.fn[b]=k,r._jQueryInterface},r}(jQuery),function(a){var b="tab",d="4.0.0-alpha.5",g="bs.tab",h="."+g,i=".data-api",j=a.fn[b],k=150,l={HIDE:"hide"+h,HIDDEN:"hidden"+h,SHOW:"show"+h,SHOWN:"shown"+h,CLICK_DATA_API:"click"+h+i},m={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",FADE:"fade",IN:"in"},n={A:"a",LI:"li",DROPDOWN:".dropdown",UL:"ul:not(.dropdown-menu)",FADE_CHILD:"> .nav-item .fade, > .fade",ACTIVE:".active",ACTIVE_CHILD:"> .nav-item > .active, > .active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"]',
+DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},o=function(){function b(a){c(this,b),this._element=a}return b.prototype.show=function(){var b=this;if(!this._element.parentNode||this._element.parentNode.nodeType!==Node.ELEMENT_NODE||!a(this._element).hasClass(m.ACTIVE)){var c=void 0,d=void 0,e=a(this._element).closest(n.UL)[0],g=f.getSelectorFromElement(this._element);e&&(d=a.makeArray(a(e).find(n.ACTIVE)),d=d[d.length-1]);var h=a.Event(l.HIDE,{relatedTarget:this._element}),i=a.Event(l.SHOW,{relatedTarget:d});if(d&&a(d).trigger(h),a(this._element).trigger(i),!i.isDefaultPrevented()&&!h.isDefaultPrevented()){g&&(c=a(g)[0]),this._activate(this._element,e);var j=function(){var c=a.Event(l.HIDDEN,{relatedTarget:b._element}),e=a.Event(l.SHOWN,{relatedTarget:d});a(d).trigger(c),a(b._element).trigger(e)};c?this._activate(c,c.parentNode,j):j()}}},b.prototype.dispose=function(){a.removeClass(this._element,g),this._element=null},b.prototype._activate=function(b,c,d){var e=a(c).find(n.ACTIVE_CHILD)[0],g=d&&f.supportsTransitionEnd()&&(e&&a(e).hasClass(m.FADE)||Boolean(a(c).find(n.FADE_CHILD)[0])),h=a.proxy(this._transitionComplete,this,b,e,g,d);e&&g?a(e).one(f.TRANSITION_END,h).emulateTransitionEnd(k):h(),e&&a(e).removeClass(m.IN)},b.prototype._transitionComplete=function(b,c,d,e){if(c){a(c).removeClass(m.ACTIVE);var g=a(c).find(n.DROPDOWN_ACTIVE_CHILD)[0];g&&a(g).removeClass(m.ACTIVE),c.setAttribute("aria-expanded",!1)}if(a(b).addClass(m.ACTIVE),b.setAttribute("aria-expanded",!0),d?(f.reflow(b),a(b).addClass(m.IN)):a(b).removeClass(m.FADE),b.parentNode&&a(b.parentNode).hasClass(m.DROPDOWN_MENU)){var h=a(b).closest(n.DROPDOWN)[0];h&&a(h).find(n.DROPDOWN_TOGGLE).addClass(m.ACTIVE),b.setAttribute("aria-expanded",!0)}e&&e()},b._jQueryInterface=function(c){return this.each(function(){var d=a(this),e=d.data(g);if(e||(e=e=new b(this),d.data(g,e)),"string"==typeof c){if(void 0===e[c])throw new Error('No method named "'+c+'"');e[c]()}})},e(b,null,[{key:"VERSION",get:function(){return d}}]),b}();return a(document).on(l.CLICK_DATA_API,n.DATA_TOGGLE,function(b){b.preventDefault(),o._jQueryInterface.call(a(this),"show")}),a.fn[b]=o._jQueryInterface,a.fn[b].Constructor=o,a.fn[b].noConflict=function(){return a.fn[b]=j,o._jQueryInterface},o}(jQuery),function(a){if(void 0===window.Tether)throw new Error("Bootstrap tooltips require Tether (http://tether.io/)");var b="tooltip",g="4.0.0-alpha.5",h="bs.tooltip",i="."+h,j=a.fn[b],k=150,l="bs-tether",m={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:[]},n={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"},o={TOP:"bottom center",RIGHT:"middle left",BOTTOM:"top center",LEFT:"middle right"},p={IN:"in",OUT:"out"},q={HIDE:"hide"+i,HIDDEN:"hidden"+i,SHOW:"show"+i,SHOWN:"shown"+i,INSERTED:"inserted"+i,CLICK:"click"+i,FOCUSIN:"focusin"+i,FOCUSOUT:"focusout"+i,MOUSEENTER:"mouseenter"+i,MOUSELEAVE:"mouseleave"+i},r={FADE:"fade",IN:"in"},s={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner"},t={element:!1,enabled:!1},u={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},v=function(){function j(a,b){c(this,j),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._tether=null,this.element=a,this.config=this._getConfig(b),this.tip=null,this._setListeners()}return j.prototype.enable=function(){this._isEnabled=!0},j.prototype.disable=function(){this._isEnabled=!1},j.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},j.prototype.toggle=function(b){if(b){var c=this.constructor.DATA_KEY,d=a(b.currentTarget).data(c);d||(d=new this.constructor(b.currentTarget,this._getDelegateConfig()),a(b.currentTarget).data(c,d)),d._activeTrigger.click=!d._activeTrigger.click,d._isWithActiveTrigger()?d._enter(null,d):d._leave(null,d)}else{if(a(this.getTipElement()).hasClass(r.IN))return void this._leave(null,this);this._enter(null,this)}},j.prototype.dispose=function(){clearTimeout(this._timeout),this.cleanupTether(),a.removeData(this.element,this.constructor.DATA_KEY),a(this.element).off(this.constructor.EVENT_KEY),this.tip&&a(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},j.prototype.show=function(){var b=this,c=a.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){a(this.element).trigger(c);var d=a.contains(this.element.ownerDocument.documentElement,this.element);if(c.isDefaultPrevented()||!d)return;var e=this.getTipElement(),g=f.getUID(this.constructor.NAME);e.setAttribute("id",g),this.element.setAttribute("aria-describedby",g),this.setContent(),this.config.animation&&a(e).addClass(r.FADE);var h="function"==typeof this.config.placement?this.config.placement.call(this,e,this.element):this.config.placement,i=this._getAttachment(h);a(e).data(this.constructor.DATA_KEY,this).appendTo(document.body),a(this.element).trigger(this.constructor.Event.INSERTED),this._tether=new Tether({attachment:i,element:e,target:this.element,classes:t,classPrefix:l,offset:this.config.offset,constraints:this.config.constraints,addTargetClasses:!1}),f.reflow(e),this._tether.position(),a(e).addClass(r.IN);var k=function(){var c=b._hoverState;b._hoverState=null,a(b.element).trigger(b.constructor.Event.SHOWN),c===p.OUT&&b._leave(null,b)};if(f.supportsTransitionEnd()&&a(this.tip).hasClass(r.FADE))return void a(this.tip).one(f.TRANSITION_END,k).emulateTransitionEnd(j._TRANSITION_DURATION);k()}},j.prototype.hide=function(b){var c=this,d=this.getTipElement(),e=a.Event(this.constructor.Event.HIDE),g=function(){c._hoverState!==p.IN&&d.parentNode&&d.parentNode.removeChild(d),c.element.removeAttribute("aria-describedby"),a(c.element).trigger(c.constructor.Event.HIDDEN),c.cleanupTether(),b&&b()};a(this.element).trigger(e),e.isDefaultPrevented()||(a(d).removeClass(r.IN),f.supportsTransitionEnd()&&a(this.tip).hasClass(r.FADE)?a(d).one(f.TRANSITION_END,g).emulateTransitionEnd(k):g(),this._hoverState="")},j.prototype.isWithContent=function(){return Boolean(this.getTitle())},j.prototype.getTipElement=function(){return this.tip=this.tip||a(this.config.template)[0]},j.prototype.setContent=function(){var b=a(this.getTipElement());this.setElementContent(b.find(s.TOOLTIP_INNER),this.getTitle()),b.removeClass(r.FADE).removeClass(r.IN),this.cleanupTether()},j.prototype.setElementContent=function(b,c){var e=this.config.html;"object"===("undefined"==typeof c?"undefined":d(c))&&(c.nodeType||c.jquery)?e?a(c).parent().is(b)||b.empty().append(c):b.text(a(c).text()):b[e?"html":"text"](c)},j.prototype.getTitle=function(){var a=this.element.getAttribute("data-original-title");return a||(a="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),a},j.prototype.cleanupTether=function(){this._tether&&this._tether.destroy()},j.prototype._getAttachment=function(a){return o[a.toUpperCase()]},j.prototype._setListeners=function(){var b=this,c=this.config.trigger.split(" ");c.forEach(function(c){if("click"===c)a(b.element).on(b.constructor.Event.CLICK,b.config.selector,a.proxy(b.toggle,b));else if(c!==u.MANUAL){var d=c===u.HOVER?b.constructor.Event.MOUSEENTER:b.constructor.Event.FOCUSIN,e=c===u.HOVER?b.constructor.Event.MOUSELEAVE:b.constructor.Event.FOCUSOUT;a(b.element).on(d,b.config.selector,a.proxy(b._enter,b)).on(e,b.config.selector,a.proxy(b._leave,b))}}),this.config.selector?this.config=a.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()},j.prototype._fixTitle=function(){var a=d(this.element.getAttribute("data-original-title"));(this.element.getAttribute("title")||"string"!==a)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))},j.prototype._enter=function(b,c){var d=this.constructor.DATA_KEY;return c=c||a(b.currentTarget).data(d),c||(c=new this.constructor(b.currentTarget,this._getDelegateConfig()),a(b.currentTarget).data(d,c)),b&&(c._activeTrigger["focusin"===b.type?u.FOCUS:u.HOVER]=!0),a(c.getTipElement()).hasClass(r.IN)||c._hoverState===p.IN?void(c._hoverState=p.IN):(clearTimeout(c._timeout),c._hoverState=p.IN,c.config.delay&&c.config.delay.show?void(c._timeout=setTimeout(function(){c._hoverState===p.IN&&c.show()},c.config.delay.show)):void c.show())},j.prototype._leave=function(b,c){var d=this.constructor.DATA_KEY;if(c=c||a(b.currentTarget).data(d),c||(c=new this.constructor(b.currentTarget,this._getDelegateConfig()),a(b.currentTarget).data(d,c)),b&&(c._activeTrigger["focusout"===b.type?u.FOCUS:u.HOVER]=!1),!c._isWithActiveTrigger())return clearTimeout(c._timeout),c._hoverState=p.OUT,c.config.delay&&c.config.delay.hide?void(c._timeout=setTimeout(function(){c._hoverState===p.OUT&&c.hide()},c.config.delay.hide)):void c.hide()},j.prototype._isWithActiveTrigger=function(){for(var a in this._activeTrigger)if(this._activeTrigger[a])return!0;return!1},j.prototype._getConfig=function(c){return c=a.extend({},this.constructor.Default,a(this.element).data(),c),c.delay&&"number"==typeof c.delay&&(c.delay={show:c.delay,hide:c.delay}),f.typeCheckConfig(b,c,this.constructor.DefaultType),c},j.prototype._getDelegateConfig=function(){var a={};if(this.config)for(var b in this.config)this.constructor.Default[b]!==this.config[b]&&(a[b]=this.config[b]);return a},j._jQueryInterface=function(b){return this.each(function(){var c=a(this).data(h),e="object"===("undefined"==typeof b?"undefined":d(b))?b:null;if((c||!/dispose|hide/.test(b))&&(c||(c=new j(this,e),a(this).data(h,c)),"string"==typeof b)){if(void 0===c[b])throw new Error('No method named "'+b+'"');c[b]()}})},e(j,null,[{key:"VERSION",get:function(){return g}},{key:"Default",get:function(){return m}},{key:"NAME",get:function(){return b}},{key:"DATA_KEY",get:function(){return h}},{key:"Event",get:function(){return q}},{key:"EVENT_KEY",get:function(){return i}},{key:"DefaultType",get:function(){return n}}]),j}();return a.fn[b]=v._jQueryInterface,a.fn[b].Constructor=v,a.fn[b].noConflict=function(){return a.fn[b]=j,v._jQueryInterface},v}(jQuery));(function(f){var h="popover",i="4.0.0-alpha.5",j="bs.popover",k="."+j,l=f.fn[h],m=f.extend({},g.Default,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><h3 class="popover-title"></h3><div class="popover-content"></div></div>'}),n=f.extend({},g.DefaultType,{content:"(string|element|function)"}),o={FADE:"fade",IN:"in"},p={TITLE:".popover-title",CONTENT:".popover-content"},q={HIDE:"hide"+k,HIDDEN:"hidden"+k,SHOW:"show"+k,SHOWN:"shown"+k,INSERTED:"inserted"+k,CLICK:"click"+k,FOCUSIN:"focusin"+k,FOCUSOUT:"focusout"+k,MOUSEENTER:"mouseenter"+k,MOUSELEAVE:"mouseleave"+k},r=function(g){function l(){return c(this,l),a(this,g.apply(this,arguments))}return b(l,g),l.prototype.isWithContent=function(){return this.getTitle()||this._getContent()},l.prototype.getTipElement=function(){return this.tip=this.tip||f(this.config.template)[0]},l.prototype.setContent=function(){var a=f(this.getTipElement());this.setElementContent(a.find(p.TITLE),this.getTitle()),this.setElementContent(a.find(p.CONTENT),this._getContent()),a.removeClass(o.FADE).removeClass(o.IN),this.cleanupTether()},l.prototype._getContent=function(){return this.element.getAttribute("data-content")||("function"==typeof this.config.content?this.config.content.call(this.element):this.config.content)},l._jQueryInterface=function(a){return this.each(function(){var b=f(this).data(j),c="object"===("undefined"==typeof a?"undefined":d(a))?a:null;if((b||!/destroy|hide/.test(a))&&(b||(b=new l(this,c),f(this).data(j,b)),"string"==typeof a)){if(void 0===b[a])throw new Error('No method named "'+a+'"');b[a]()}})},e(l,null,[{key:"VERSION",get:function(){return i}},{key:"Default",get:function(){return m}},{key:"NAME",get:function(){return h}},{key:"DATA_KEY",get:function(){return j}},{key:"Event",get:function(){return q}},{key:"EVENT_KEY",get:function(){return k}},{key:"DefaultType",get:function(){return n}}]),l}(g);return f.fn[h]=r._jQueryInterface,f.fn[h].Constructor=r,f.fn[h].noConflict=function(){return f.fn[h]=l,r._jQueryInterface},r})(jQuery)}();
\ No newline at end of file
diff --git a/assets/javascripts/bootstrap/alert.js b/assets/javascripts/bootstrap/alert.js
index 985be8c..159afee 100644
--- a/assets/javascripts/bootstrap/alert.js
+++ b/assets/javascripts/bootstrap/alert.js
@@ -1,17 +1,15 @@
-'use strict';
+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; }; }();
 
-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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): alert.js
+ * Bootstrap (v4.0.0-alpha.5): alert.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Alert = (function ($) {
+var Alert = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +18,7 @@ var Alert = (function ($) {
    */
 
   var NAME = 'alert';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -49,120 +47,103 @@ var Alert = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Alert = (function () {
+  var Alert = function () {
     function Alert(element) {
       _classCallCheck(this, Alert);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Alert, [{
-      key: 'close',
+    // public
 
-      // public
+    Alert.prototype.close = function close(element) {
+      element = element || this._element;
 
-      value: function close(element) {
-        element = element || this._element;
+      var rootElement = this._getRootElement(element);
+      var customEvent = this._triggerCloseEvent(rootElement);
 
-        var rootElement = this._getRootElement(element);
-        var customEvent = this._triggerCloseEvent(rootElement);
+      if (customEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (customEvent.isDefaultPrevented()) {
-          return;
-        }
+      this._removeElement(rootElement);
+    };
+
+    Alert.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      this._element = null;
+    };
+
+    // private
+
+    Alert.prototype._getRootElement = function _getRootElement(element) {
+      var selector = Util.getSelectorFromElement(element);
+      var parent = false;
 
-        this._removeElement(rootElement);
+      if (selector) {
+        parent = $(selector)[0];
       }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        this._element = null;
+
+      if (!parent) {
+        parent = $(element).closest('.' + ClassName.ALERT)[0];
       }
 
-      // private
+      return parent;
+    };
 
-    }, {
-      key: '_getRootElement',
-      value: function _getRootElement(element) {
-        var selector = Util.getSelectorFromElement(element);
-        var parent = false;
+    Alert.prototype._triggerCloseEvent = function _triggerCloseEvent(element) {
+      var closeEvent = $.Event(Event.CLOSE);
 
-        if (selector) {
-          parent = $(selector)[0];
-        }
+      $(element).trigger(closeEvent);
+      return closeEvent;
+    };
 
-        if (!parent) {
-          parent = $(element).closest('.' + ClassName.ALERT)[0];
-        }
+    Alert.prototype._removeElement = function _removeElement(element) {
+      $(element).removeClass(ClassName.IN);
 
-        return parent;
+      if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
+        this._destroyElement(element);
+        return;
       }
-    }, {
-      key: '_triggerCloseEvent',
-      value: function _triggerCloseEvent(element) {
-        var closeEvent = $.Event(Event.CLOSE);
 
-        $(element).trigger(closeEvent);
-        return closeEvent;
-      }
-    }, {
-      key: '_removeElement',
-      value: function _removeElement(element) {
-        $(element).removeClass(ClassName.IN);
-
-        if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
-          this._destroyElement(element);
-          return;
-        }
+      $(element).one(Util.TRANSITION_END, $.proxy(this._destroyElement, this, element)).emulateTransitionEnd(TRANSITION_DURATION);
+    };
 
-        $(element).one(Util.TRANSITION_END, $.proxy(this._destroyElement, this, element)).emulateTransitionEnd(TRANSITION_DURATION);
-      }
-    }, {
-      key: '_destroyElement',
-      value: function _destroyElement(element) {
-        $(element).detach().trigger(Event.CLOSED).remove();
-      }
+    Alert.prototype._destroyElement = function _destroyElement(element) {
+      $(element).detach().trigger(Event.CLOSED).remove();
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $element = $(this);
-          var data = $element.data(DATA_KEY);
+    Alert._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $element = $(this);
+        var data = $element.data(DATA_KEY);
 
-          if (!data) {
-            data = new Alert(this);
-            $element.data(DATA_KEY, data);
-          }
+        if (!data) {
+          data = new Alert(this);
+          $element.data(DATA_KEY, data);
+        }
 
-          if (config === 'close') {
-            data[config](this);
-          }
-        });
-      }
-    }, {
-      key: '_handleDismiss',
-      value: function _handleDismiss(alertInstance) {
-        return function (event) {
-          if (event) {
-            event.preventDefault();
-          }
-
-          alertInstance.close(this);
-        };
-      }
-    }, {
+        if (config === 'close') {
+          data[config](this);
+        }
+      });
+    };
+
+    Alert._handleDismiss = function _handleDismiss(alertInstance) {
+      return function (event) {
+        if (event) {
+          event.preventDefault();
+        }
+
+        alertInstance.close(this);
+      };
+    };
+
+    _createClass(Alert, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -170,7 +151,13 @@ var Alert = (function ($) {
     }]);
 
     return Alert;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));
 
@@ -188,4 +175,4 @@ var Alert = (function ($) {
   };
 
   return Alert;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/button.js b/assets/javascripts/bootstrap/button.js
index 910b093..932c68f 100644
--- a/assets/javascripts/bootstrap/button.js
+++ b/assets/javascripts/bootstrap/button.js
@@ -1,17 +1,15 @@
+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"); } }
+
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): button.js
+ * Bootstrap (v4.0.0-alpha.5): button.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-'use strict';
-
-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'); } }
-
-var Button = (function ($) {
+var Button = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +18,7 @@ var Button = (function ($) {
    */
 
   var NAME = 'button';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -51,87 +49,76 @@ var Button = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Button = (function () {
+  var Button = function () {
     function Button(element) {
       _classCallCheck(this, Button);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Button, [{
-      key: 'toggle',
+    // public
 
-      // public
+    Button.prototype.toggle = function toggle() {
+      var triggerChangeEvent = true;
+      var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
-      value: function toggle() {
-        var triggerChangeEvent = true;
-        var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
+      if (rootElement) {
+        var input = $(this._element).find(Selector.INPUT)[0];
 
-        if (rootElement) {
-          var input = $(this._element).find(Selector.INPUT)[0];
+        if (input) {
+          if (input.type === 'radio') {
+            if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
+              triggerChangeEvent = false;
+            } else {
+              var activeElement = $(rootElement).find(Selector.ACTIVE)[0];
 
-          if (input) {
-            if (input.type === 'radio') {
-              if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
-                triggerChangeEvent = false;
-              } else {
-                var activeElement = $(rootElement).find(Selector.ACTIVE)[0];
-
-                if (activeElement) {
-                  $(activeElement).removeClass(ClassName.ACTIVE);
-                }
+              if (activeElement) {
+                $(activeElement).removeClass(ClassName.ACTIVE);
               }
             }
+          }
 
-            if (triggerChangeEvent) {
-              input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
-              $(this._element).trigger('change');
-            }
-
-            input.focus();
+          if (triggerChangeEvent) {
+            input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
+            $(this._element).trigger('change');
           }
-        } else {
-          this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
-        }
 
-        if (triggerChangeEvent) {
-          $(this._element).toggleClass(ClassName.ACTIVE);
+          input.focus();
         }
+      } else {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
       }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        this._element = null;
+
+      if (triggerChangeEvent) {
+        $(this._element).toggleClass(ClassName.ACTIVE);
       }
+    };
 
-      // static
+    Button.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      this._element = null;
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
+    // static
 
-          if (!data) {
-            data = new Button(this);
-            $(this).data(DATA_KEY, data);
-          }
+    Button._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
 
-          if (config === 'toggle') {
-            data[config]();
-          }
-        });
-      }
-    }, {
+        if (!data) {
+          data = new Button(this);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (config === 'toggle') {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Button, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -139,7 +126,13 @@ var Button = (function ($) {
     }]);
 
     return Button;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
     event.preventDefault();
@@ -170,4 +163,4 @@ var Button = (function ($) {
   };
 
   return Button;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/carousel.js b/assets/javascripts/bootstrap/carousel.js
index 8bacf79..cfe5ce3 100644
--- a/assets/javascripts/bootstrap/carousel.js
+++ b/assets/javascripts/bootstrap/carousel.js
@@ -1,17 +1,17 @@
-'use strict';
+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; }; })();
+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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): carousel.js
+ * Bootstrap (v4.0.0-alpha.5): carousel.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Carousel = (function ($) {
+var Carousel = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +20,7 @@ var Carousel = (function ($) {
    */
 
   var NAME = 'carousel';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -85,7 +85,7 @@ var Carousel = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Carousel = (function () {
+  var Carousel = function () {
     function Carousel(element, config) {
       _classCallCheck(this, Carousel);
 
@@ -103,344 +103,318 @@ var Carousel = (function ($) {
       this._addEventListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Carousel, [{
-      key: 'next',
+    // public
 
-      // public
+    Carousel.prototype.next = function next() {
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
+      }
+    };
 
-      value: function next() {
-        if (!this._isSliding) {
-          this._slide(Direction.NEXT);
-        }
+    Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
+      // Don't call next when the page isn't visible
+      if (!document.hidden) {
+        this.next();
       }
-    }, {
-      key: 'nextWhenVisible',
-      value: function nextWhenVisible() {
-        // Don't call next when the page isn't visible
-        if (!document.hidden) {
-          this.next();
-        }
+    };
+
+    Carousel.prototype.prev = function prev() {
+      if (!this._isSliding) {
+        this._slide(Direction.PREVIOUS);
       }
-    }, {
-      key: 'prev',
-      value: function prev() {
-        if (!this._isSliding) {
-          this._slide(Direction.PREVIOUS);
-        }
+    };
+
+    Carousel.prototype.pause = function pause(event) {
+      if (!event) {
+        this._isPaused = true;
       }
-    }, {
-      key: 'pause',
-      value: function pause(event) {
-        if (!event) {
-          this._isPaused = true;
-        }
 
-        if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
-          Util.triggerTransitionEnd(this._element);
-          this.cycle(true);
-        }
+      if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
+        Util.triggerTransitionEnd(this._element);
+        this.cycle(true);
+      }
 
+      clearInterval(this._interval);
+      this._interval = null;
+    };
+
+    Carousel.prototype.cycle = function cycle(event) {
+      if (!event) {
+        this._isPaused = false;
+      }
+
+      if (this._interval) {
         clearInterval(this._interval);
         this._interval = null;
       }
-    }, {
-      key: 'cycle',
-      value: function cycle(event) {
-        if (!event) {
-          this._isPaused = false;
-        }
 
-        if (this._interval) {
-          clearInterval(this._interval);
-          this._interval = null;
-        }
+      if (this._config.interval && !this._isPaused) {
+        this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
+      }
+    };
 
-        if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
-        }
+    Carousel.prototype.to = function to(index) {
+      var _this = this;
+
+      this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+
+      var activeIndex = this._getItemIndex(this._activeElement);
+
+      if (index > this._items.length - 1 || index < 0) {
+        return;
       }
-    }, {
-      key: 'to',
-      value: function to(index) {
-        var _this = this;
 
-        this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      if (this._isSliding) {
+        $(this._element).one(Event.SLID, function () {
+          return _this.to(index);
+        });
+        return;
+      }
 
-        var activeIndex = this._getItemIndex(this._activeElement);
+      if (activeIndex === index) {
+        this.pause();
+        this.cycle();
+        return;
+      }
 
-        if (index > this._items.length - 1 || index < 0) {
-          return;
-        }
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
 
-        if (this._isSliding) {
-          $(this._element).one(Event.SLID, function () {
-            return _this.to(index);
-          });
-          return;
-        }
+      this._slide(direction, this._items[index]);
+    };
 
-        if (activeIndex === index) {
-          this.pause();
-          this.cycle();
-          return;
-        }
+    Carousel.prototype.dispose = function dispose() {
+      $(this._element).off(EVENT_KEY);
+      $.removeData(this._element, DATA_KEY);
 
-        var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      this._items = null;
+      this._config = null;
+      this._element = null;
+      this._interval = null;
+      this._isPaused = null;
+      this._isSliding = null;
+      this._activeElement = null;
+      this._indicatorsElement = null;
+    };
 
-        this._slide(direction, this._items[index]);
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $(this._element).off(EVENT_KEY);
-        $.removeData(this._element, DATA_KEY);
-
-        this._items = null;
-        this._config = null;
-        this._element = null;
-        this._interval = null;
-        this._isPaused = null;
-        this._isSliding = null;
-        this._activeElement = null;
-        this._indicatorsElement = null;
-      }
+    // private
 
-      // private
+    Carousel.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
+    Carousel.prototype._addEventListeners = function _addEventListeners() {
+      if (this._config.keyboard) {
+        $(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
       }
-    }, {
-      key: '_addEventListeners',
-      value: function _addEventListeners() {
-        if (this._config.keyboard) {
-          $(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
-        }
 
-        if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
-          $(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
-        }
+      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+        $(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
       }
-    }, {
-      key: '_keydown',
-      value: function _keydown(event) {
-        event.preventDefault();
+    };
 
-        if (/input|textarea/i.test(event.target.tagName)) {
-          return;
-        }
+    Carousel.prototype._keydown = function _keydown(event) {
+      event.preventDefault();
 
-        switch (event.which) {
-          case ARROW_LEFT_KEYCODE:
-            this.prev();
-            break;
-          case ARROW_RIGHT_KEYCODE:
-            this.next();
-            break;
-          default:
-            return;
-        }
+      if (/input|textarea/i.test(event.target.tagName)) {
+        return;
       }
-    }, {
-      key: '_getItemIndex',
-      value: function _getItemIndex(element) {
-        this._items = $.makeArray($(element).parent().find(Selector.ITEM));
-        return this._items.indexOf(element);
+
+      switch (event.which) {
+        case ARROW_LEFT_KEYCODE:
+          this.prev();
+          break;
+        case ARROW_RIGHT_KEYCODE:
+          this.next();
+          break;
+        default:
+          return;
+      }
+    };
+
+    Carousel.prototype._getItemIndex = function _getItemIndex(element) {
+      this._items = $.makeArray($(element).parent().find(Selector.ITEM));
+      return this._items.indexOf(element);
+    };
+
+    Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
+      var isNextDirection = direction === Direction.NEXT;
+      var isPrevDirection = direction === Direction.PREVIOUS;
+      var activeIndex = this._getItemIndex(activeElement);
+      var lastItemIndex = this._items.length - 1;
+      var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
+
+      if (isGoingToWrap && !this._config.wrap) {
+        return activeElement;
       }
-    }, {
-      key: '_getItemByDirection',
-      value: function _getItemByDirection(direction, activeElement) {
-        var isNextDirection = direction === Direction.NEXT;
-        var isPrevDirection = direction === Direction.PREVIOUS;
-        var activeIndex = this._getItemIndex(activeElement);
-        var lastItemIndex = this._items.length - 1;
-        var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
-
-        if (isGoingToWrap && !this._config.wrap) {
-          return activeElement;
-        }
 
-        var delta = direction === Direction.PREVIOUS ? -1 : 1;
-        var itemIndex = (activeIndex + delta) % this._items.length;
+      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var itemIndex = (activeIndex + delta) % this._items.length;
 
-        return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
-      }
-    }, {
-      key: '_triggerSlideEvent',
-      value: function _triggerSlideEvent(relatedTarget, directionalClassname) {
-        var slideEvent = $.Event(Event.SLIDE, {
-          relatedTarget: relatedTarget,
-          direction: directionalClassname
-        });
+      return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
+    };
 
-        $(this._element).trigger(slideEvent);
+    Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, directionalClassname) {
+      var slideEvent = $.Event(Event.SLIDE, {
+        relatedTarget: relatedTarget,
+        direction: directionalClassname
+      });
 
-        return slideEvent;
-      }
-    }, {
-      key: '_setActiveIndicatorElement',
-      value: function _setActiveIndicatorElement(element) {
-        if (this._indicatorsElement) {
-          $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+      $(this._element).trigger(slideEvent);
 
-          var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
+      return slideEvent;
+    };
 
-          if (nextIndicator) {
-            $(nextIndicator).addClass(ClassName.ACTIVE);
-          }
+    Carousel.prototype._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
+      if (this._indicatorsElement) {
+        $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+
+        var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
+
+        if (nextIndicator) {
+          $(nextIndicator).addClass(ClassName.ACTIVE);
         }
       }
-    }, {
-      key: '_slide',
-      value: function _slide(direction, element) {
-        var _this2 = this;
+    };
 
-        var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
-        var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
+    Carousel.prototype._slide = function _slide(direction, element) {
+      var _this2 = this;
 
-        var isCycling = Boolean(this._interval);
+      var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
 
-        var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;
+      var isCycling = Boolean(this._interval);
 
-        if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
-          this._isSliding = false;
-          return;
-        }
+      var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;
 
-        var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
-        if (slideEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
+        this._isSliding = false;
+        return;
+      }
 
-        if (!activeElement || !nextElement) {
-          // some weirdness is happening, so we bail
-          return;
-        }
+      var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
+      if (slideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        this._isSliding = true;
+      if (!activeElement || !nextElement) {
+        // some weirdness is happening, so we bail
+        return;
+      }
 
-        if (isCycling) {
-          this.pause();
-        }
+      this._isSliding = true;
 
-        this._setActiveIndicatorElement(nextElement);
+      if (isCycling) {
+        this.pause();
+      }
 
-        var slidEvent = $.Event(Event.SLID, {
-          relatedTarget: nextElement,
-          direction: directionalClassName
-        });
+      this._setActiveIndicatorElement(nextElement);
 
-        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
+      var slidEvent = $.Event(Event.SLID, {
+        relatedTarget: nextElement,
+        direction: directionalClassName
+      });
 
-          $(nextElement).addClass(direction);
+      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
 
-          Util.reflow(nextElement);
+        $(nextElement).addClass(direction);
 
-          $(activeElement).addClass(directionalClassName);
-          $(nextElement).addClass(directionalClassName);
+        Util.reflow(nextElement);
 
-          $(activeElement).one(Util.TRANSITION_END, function () {
-            $(nextElement).removeClass(directionalClassName).removeClass(direction);
+        $(activeElement).addClass(directionalClassName);
+        $(nextElement).addClass(directionalClassName);
 
-            $(nextElement).addClass(ClassName.ACTIVE);
+        $(activeElement).one(Util.TRANSITION_END, function () {
+          $(nextElement).removeClass(directionalClassName).removeClass(direction);
 
-            $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);
+          $(nextElement).addClass(ClassName.ACTIVE);
 
-            _this2._isSliding = false;
+          $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);
 
-            setTimeout(function () {
-              return $(_this2._element).trigger(slidEvent);
-            }, 0);
-          }).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          $(activeElement).removeClass(ClassName.ACTIVE);
-          $(nextElement).addClass(ClassName.ACTIVE);
+          _this2._isSliding = false;
 
-          this._isSliding = false;
-          $(this._element).trigger(slidEvent);
-        }
+          setTimeout(function () {
+            return $(_this2._element).trigger(slidEvent);
+          }, 0);
+        }).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        $(activeElement).removeClass(ClassName.ACTIVE);
+        $(nextElement).addClass(ClassName.ACTIVE);
 
-        if (isCycling) {
-          this.cycle();
-        }
+        this._isSliding = false;
+        $(this._element).trigger(slidEvent);
       }
 
-      // static
+      if (isCycling) {
+        this.cycle();
+      }
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = $.extend({}, Default, $(this).data());
+    // static
 
-          if (typeof config === 'object') {
-            $.extend(_config, config);
-          }
+    Carousel._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
+        var _config = $.extend({}, Default, $(this).data());
 
-          var action = typeof config === 'string' ? config : _config.slide;
+        if ((typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object') {
+          $.extend(_config, config);
+        }
 
-          if (!data) {
-            data = new Carousel(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        var action = typeof config === 'string' ? config : _config.slide;
 
-          if (typeof config === 'number') {
-            data.to(config);
-          } else if (typeof action === 'string') {
-            if (data[action] === undefined) {
-              throw new Error('No method named "' + action + '"');
-            }
-            data[action]();
-          } else if (_config.interval) {
-            data.pause();
-            data.cycle();
-          }
-        });
-      }
-    }, {
-      key: '_dataApiClickHandler',
-      value: function _dataApiClickHandler(event) {
-        var selector = Util.getSelectorFromElement(this);
+        if (!data) {
+          data = new Carousel(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
 
-        if (!selector) {
-          return;
+        if (typeof config === 'number') {
+          data.to(config);
+        } else if (typeof action === 'string') {
+          if (data[action] === undefined) {
+            throw new Error('No method named "' + action + '"');
+          }
+          data[action]();
+        } else if (_config.interval) {
+          data.pause();
+          data.cycle();
         }
+      });
+    };
 
-        var target = $(selector)[0];
+    Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
+      var selector = Util.getSelectorFromElement(this);
 
-        if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
-          return;
-        }
+      if (!selector) {
+        return;
+      }
 
-        var config = $.extend({}, $(target).data(), $(this).data());
-        var slideIndex = this.getAttribute('data-slide-to');
+      var target = $(selector)[0];
 
-        if (slideIndex) {
-          config.interval = false;
-        }
+      if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
+        return;
+      }
 
-        Carousel._jQueryInterface.call($(target), config);
+      var config = $.extend({}, $(target).data(), $(this).data());
+      var slideIndex = this.getAttribute('data-slide-to');
 
-        if (slideIndex) {
-          $(target).data(DATA_KEY).to(slideIndex);
-        }
+      if (slideIndex) {
+        config.interval = false;
+      }
 
-        event.preventDefault();
+      Carousel._jQueryInterface.call($(target), config);
+
+      if (slideIndex) {
+        $(target).data(DATA_KEY).to(slideIndex);
       }
-    }, {
+
+      event.preventDefault();
+    };
+
+    _createClass(Carousel, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -453,7 +427,13 @@ var Carousel = (function ($) {
     }]);
 
     return Carousel;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);
 
@@ -478,4 +458,4 @@ var Carousel = (function ($) {
   };
 
   return Carousel;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/collapse.js b/assets/javascripts/bootstrap/collapse.js
index 60b953a..cd3caa7 100644
--- a/assets/javascripts/bootstrap/collapse.js
+++ b/assets/javascripts/bootstrap/collapse.js
@@ -1,17 +1,17 @@
-'use strict';
+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; }; })();
+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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): collapse.js
+ * Bootstrap (v4.0.0-alpha.5): collapse.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Collapse = (function ($) {
+var Collapse = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +20,7 @@ var Collapse = (function ($) {
    */
 
   var NAME = 'collapse';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -58,7 +58,7 @@ var Collapse = (function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.panel > .in, .panel > .collapsing',
+    ACTIVES: '.card > .in, .card > .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
   };
 
@@ -68,7 +68,7 @@ var Collapse = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Collapse = (function () {
+  var Collapse = function () {
     function Collapse(element, config) {
       _classCallCheck(this, Collapse);
 
@@ -88,240 +88,220 @@ var Collapse = (function ($) {
       }
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Collapse, [{
-      key: 'toggle',
+    // public
+
+    Collapse.prototype.toggle = function toggle() {
+      if ($(this._element).hasClass(ClassName.IN)) {
+        this.hide();
+      } else {
+        this.show();
+      }
+    };
 
-      // public
+    Collapse.prototype.show = function show() {
+      var _this = this;
+
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.IN)) {
+        return;
+      }
 
-      value: function toggle() {
-        if ($(this._element).hasClass(ClassName.IN)) {
-          this.hide();
-        } else {
-          this.show();
+      var actives = void 0;
+      var activesData = void 0;
+
+      if (this._parent) {
+        actives = $.makeArray($(Selector.ACTIVES));
+        if (!actives.length) {
+          actives = null;
         }
       }
-    }, {
-      key: 'show',
-      value: function show() {
-        var _this = this;
 
-        if (this._isTransitioning || $(this._element).hasClass(ClassName.IN)) {
+      if (actives) {
+        activesData = $(actives).data(DATA_KEY);
+        if (activesData && activesData._isTransitioning) {
           return;
         }
+      }
 
-        var actives = undefined;
-        var activesData = undefined;
+      var startEvent = $.Event(Event.SHOW);
+      $(this._element).trigger(startEvent);
+      if (startEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (this._parent) {
-          actives = $.makeArray($(Selector.ACTIVES));
-          if (!actives.length) {
-            actives = null;
-          }
+      if (actives) {
+        Collapse._jQueryInterface.call($(actives), 'hide');
+        if (!activesData) {
+          $(actives).data(DATA_KEY, null);
         }
+      }
 
-        if (actives) {
-          activesData = $(actives).data(DATA_KEY);
-          if (activesData && activesData._isTransitioning) {
-            return;
-          }
-        }
+      var dimension = this._getDimension();
 
-        var startEvent = $.Event(Event.SHOW);
-        $(this._element).trigger(startEvent);
-        if (startEvent.isDefaultPrevented()) {
-          return;
-        }
+      $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
-        if (actives) {
-          Collapse._jQueryInterface.call($(actives), 'hide');
-          if (!activesData) {
-            $(actives).data(DATA_KEY, null);
-          }
-        }
+      this._element.style[dimension] = 0;
+      this._element.setAttribute('aria-expanded', true);
 
-        var dimension = this._getDimension();
+      if (this._triggerArray.length) {
+        $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
+      }
 
-        $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
+      this.setTransitioning(true);
 
-        this._element.style[dimension] = 0;
-        this._element.setAttribute('aria-expanded', true);
+      var complete = function complete() {
+        $(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.IN);
 
-        if (this._triggerArray.length) {
-          $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
-        }
+        _this._element.style[dimension] = '';
 
-        this.setTransitioning(true);
+        _this.setTransitioning(false);
 
-        var complete = function complete() {
-          $(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.IN);
+        $(_this._element).trigger(Event.SHOWN);
+      };
 
-          _this._element.style[dimension] = '';
+      if (!Util.supportsTransitionEnd()) {
+        complete();
+        return;
+      }
 
-          _this.setTransitioning(false);
+      var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
+      var scrollSize = 'scroll' + capitalizedDimension;
 
-          $(_this._element).trigger(Event.SHOWN);
-        };
+      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
 
-        if (!Util.supportsTransitionEnd()) {
-          complete();
-          return;
-        }
+      this._element.style[dimension] = this._element[scrollSize] + 'px';
+    };
 
-        var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
-        var scrollSize = 'scroll' + capitalizedDimension;
+    Collapse.prototype.hide = function hide() {
+      var _this2 = this;
 
-        $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.IN)) {
+        return;
+      }
 
-        this._element.style[dimension] = this._element[scrollSize] + 'px';
+      var startEvent = $.Event(Event.HIDE);
+      $(this._element).trigger(startEvent);
+      if (startEvent.isDefaultPrevented()) {
+        return;
       }
-    }, {
-      key: 'hide',
-      value: function hide() {
-        var _this2 = this;
 
-        if (this._isTransitioning || !$(this._element).hasClass(ClassName.IN)) {
-          return;
-        }
+      var dimension = this._getDimension();
+      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-        var startEvent = $.Event(Event.HIDE);
-        $(this._element).trigger(startEvent);
-        if (startEvent.isDefaultPrevented()) {
-          return;
-        }
+      this._element.style[dimension] = this._element[offsetDimension] + 'px';
 
-        var dimension = this._getDimension();
-        var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
+      Util.reflow(this._element);
 
-        this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.IN);
 
-        Util.reflow(this._element);
+      this._element.setAttribute('aria-expanded', false);
 
-        $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.IN);
+      if (this._triggerArray.length) {
+        $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+      }
 
-        this._element.setAttribute('aria-expanded', false);
+      this.setTransitioning(true);
 
-        if (this._triggerArray.length) {
-          $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
-        }
+      var complete = function complete() {
+        _this2.setTransitioning(false);
+        $(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
+      };
 
-        this.setTransitioning(true);
+      this._element.style[dimension] = '';
 
-        var complete = function complete() {
-          _this2.setTransitioning(false);
-          $(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
-        };
+      if (!Util.supportsTransitionEnd()) {
+        complete();
+        return;
+      }
 
-        this._element.style[dimension] = 0;
+      $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+    };
 
-        if (!Util.supportsTransitionEnd()) {
-          complete();
-          return;
-        }
+    Collapse.prototype.setTransitioning = function setTransitioning(isTransitioning) {
+      this._isTransitioning = isTransitioning;
+    };
 
-        $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-      }
-    }, {
-      key: 'setTransitioning',
-      value: function setTransitioning(isTransitioning) {
-        this._isTransitioning = isTransitioning;
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-
-        this._config = null;
-        this._parent = null;
-        this._element = null;
-        this._triggerArray = null;
-        this._isTransitioning = null;
-      }
+    Collapse.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
 
-      // private
+      this._config = null;
+      this._parent = null;
+      this._element = null;
+      this._triggerArray = null;
+      this._isTransitioning = null;
+    };
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        config.toggle = Boolean(config.toggle); // coerce string values
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
-      }
-    }, {
-      key: '_getDimension',
-      value: function _getDimension() {
-        var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
-        return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
-      }
-    }, {
-      key: '_getParent',
-      value: function _getParent() {
-        var _this3 = this;
+    // private
 
-        var parent = $(this._config.parent)[0];
-        var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]';
+    Collapse.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      config.toggle = Boolean(config.toggle); // coerce string values
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
 
-        $(parent).find(selector).each(function (i, element) {
-          _this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
-        });
+    Collapse.prototype._getDimension = function _getDimension() {
+      var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
+      return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
+    };
 
-        return parent;
-      }
-    }, {
-      key: '_addAriaAndCollapsedClass',
-      value: function _addAriaAndCollapsedClass(element, triggerArray) {
-        if (element) {
-          var isOpen = $(element).hasClass(ClassName.IN);
-          element.setAttribute('aria-expanded', isOpen);
-
-          if (triggerArray.length) {
-            $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
-          }
+    Collapse.prototype._getParent = function _getParent() {
+      var _this3 = this;
+
+      var parent = $(this._config.parent)[0];
+      var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]';
+
+      $(parent).find(selector).each(function (i, element) {
+        _this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
+      });
+
+      return parent;
+    };
+
+    Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
+      if (element) {
+        var isOpen = $(element).hasClass(ClassName.IN);
+        element.setAttribute('aria-expanded', isOpen);
+
+        if (triggerArray.length) {
+          $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
         }
       }
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_getTargetFromElement',
-      value: function _getTargetFromElement(element) {
-        var selector = Util.getSelectorFromElement(element);
-        return selector ? $(selector)[0] : null;
-      }
-    }, {
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $this = $(this);
-          var data = $this.data(DATA_KEY);
-          var _config = $.extend({}, Default, $this.data(), typeof config === 'object' && config);
-
-          if (!data && _config.toggle && /show|hide/.test(config)) {
-            _config.toggle = false;
-          }
+    Collapse._getTargetFromElement = function _getTargetFromElement(element) {
+      var selector = Util.getSelectorFromElement(element);
+      return selector ? $(selector)[0] : null;
+    };
 
-          if (!data) {
-            data = new Collapse(this, _config);
-            $this.data(DATA_KEY, data);
-          }
+    Collapse._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $this = $(this);
+        var data = $this.data(DATA_KEY);
+        var _config = $.extend({}, Default, $this.data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data && _config.toggle && /show|hide/.test(config)) {
+          _config.toggle = false;
+        }
+
+        if (!data) {
+          data = new Collapse(this, _config);
+          $this.data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Collapse, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -334,7 +314,13 @@ var Collapse = (function ($) {
     }]);
 
     return Collapse;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     event.preventDefault();
@@ -360,4 +346,4 @@ var Collapse = (function ($) {
   };
 
   return Collapse;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/dropdown.js b/assets/javascripts/bootstrap/dropdown.js
index 242ac91..0f53f14 100644
--- a/assets/javascripts/bootstrap/dropdown.js
+++ b/assets/javascripts/bootstrap/dropdown.js
@@ -1,17 +1,15 @@
-'use strict';
+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; }; }();
 
-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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): dropdown.js
+ * Bootstrap (v4.0.0-alpha.5): dropdown.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Dropdown = (function ($) {
+var Dropdown = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +18,7 @@ var Dropdown = (function ($) {
    */
 
   var NAME = 'dropdown';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.dropdown';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -62,7 +60,7 @@ var Dropdown = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Dropdown = (function () {
+  var Dropdown = function () {
     function Dropdown(element) {
       _classCallCheck(this, Dropdown);
 
@@ -71,201 +69,185 @@ var Dropdown = (function ($) {
       this._addEventListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Dropdown, [{
-      key: 'toggle',
+    // public
 
-      // public
+    Dropdown.prototype.toggle = function toggle() {
+      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
+        return false;
+      }
 
-      value: function toggle() {
-        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-          return false;
-        }
+      var parent = Dropdown._getParentFromElement(this);
+      var isActive = $(parent).hasClass(ClassName.OPEN);
 
-        var parent = Dropdown._getParentFromElement(this);
-        var isActive = $(parent).hasClass(ClassName.OPEN);
+      Dropdown._clearMenus();
 
-        Dropdown._clearMenus();
+      if (isActive) {
+        return false;
+      }
 
-        if (isActive) {
-          return false;
-        }
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
 
-        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);
+      }
 
-          // 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);
-        }
+      var relatedTarget = { relatedTarget: this };
+      var showEvent = $.Event(Event.SHOW, relatedTarget);
 
-        var relatedTarget = { relatedTarget: this };
-        var showEvent = $.Event(Event.SHOW, relatedTarget);
+      $(parent).trigger(showEvent);
 
-        $(parent).trigger(showEvent);
+      if (showEvent.isDefaultPrevented()) {
+        return false;
+      }
 
-        if (showEvent.isDefaultPrevented()) {
-          return false;
-        }
+      this.focus();
+      this.setAttribute('aria-expanded', 'true');
 
-        this.focus();
-        this.setAttribute('aria-expanded', 'true');
+      $(parent).toggleClass(ClassName.OPEN);
+      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
 
-        $(parent).toggleClass(ClassName.OPEN);
-        $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      return false;
+    };
 
-        return false;
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        $(this._element).off(EVENT_KEY);
-        this._element = null;
-      }
+    Dropdown.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      $(this._element).off(EVENT_KEY);
+      this._element = null;
+    };
 
-      // private
+    // private
 
-    }, {
-      key: '_addEventListeners',
-      value: function _addEventListeners() {
-        $(this._element).on(Event.CLICK, this.toggle);
-      }
+    Dropdown.prototype._addEventListeners = function _addEventListeners() {
+      $(this._element).on(Event.CLICK, this.toggle);
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
+    Dropdown._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
 
-          if (!data) {
-            $(this).data(DATA_KEY, data = new Dropdown(this));
-          }
-
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config].call(this);
-          }
-        });
-      }
-    }, {
-      key: '_clearMenus',
-      value: function _clearMenus(event) {
-        if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
-          return;
+        if (!data) {
+          $(this).data(DATA_KEY, data = new Dropdown(this));
         }
 
-        var backdrop = $(Selector.BACKDROP)[0];
-        if (backdrop) {
-          backdrop.parentNode.removeChild(backdrop);
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
+          }
+          data[config].call(this);
         }
+      });
+    };
 
-        var toggles = $.makeArray($(Selector.DATA_TOGGLE));
+    Dropdown._clearMenus = function _clearMenus(event) {
+      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+        return;
+      }
 
-        for (var i = 0; i < toggles.length; i++) {
-          var _parent = Dropdown._getParentFromElement(toggles[i]);
-          var relatedTarget = { relatedTarget: toggles[i] };
+      var backdrop = $(Selector.BACKDROP)[0];
+      if (backdrop) {
+        backdrop.parentNode.removeChild(backdrop);
+      }
 
-          if (!$(_parent).hasClass(ClassName.OPEN)) {
-            continue;
-          }
+      var toggles = $.makeArray($(Selector.DATA_TOGGLE));
 
-          if (event && event.type === 'click' && /input|textarea/i.test(event.target.tagName) && $.contains(_parent, event.target)) {
-            continue;
-          }
+      for (var i = 0; i < toggles.length; i++) {
+        var parent = Dropdown._getParentFromElement(toggles[i]);
+        var relatedTarget = { relatedTarget: toggles[i] };
 
-          var hideEvent = $.Event(Event.HIDE, relatedTarget);
-          $(_parent).trigger(hideEvent);
-          if (hideEvent.isDefaultPrevented()) {
-            continue;
-          }
+        if (!$(parent).hasClass(ClassName.OPEN)) {
+          continue;
+        }
 
-          toggles[i].setAttribute('aria-expanded', 'false');
+        if (event && event.type === 'click' && /input|textarea/i.test(event.target.tagName) && $.contains(parent, event.target)) {
+          continue;
+        }
 
-          $(_parent).removeClass(ClassName.OPEN).trigger($.Event(Event.HIDDEN, relatedTarget));
+        var hideEvent = $.Event(Event.HIDE, relatedTarget);
+        $(parent).trigger(hideEvent);
+        if (hideEvent.isDefaultPrevented()) {
+          continue;
         }
+
+        toggles[i].setAttribute('aria-expanded', 'false');
+
+        $(parent).removeClass(ClassName.OPEN).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
-    }, {
-      key: '_getParentFromElement',
-      value: function _getParentFromElement(element) {
-        var parent = undefined;
-        var selector = Util.getSelectorFromElement(element);
-
-        if (selector) {
-          parent = $(selector)[0];
-        }
+    };
+
+    Dropdown._getParentFromElement = function _getParentFromElement(element) {
+      var parent = void 0;
+      var selector = Util.getSelectorFromElement(element);
 
-        return parent || element.parentNode;
+      if (selector) {
+        parent = $(selector)[0];
       }
-    }, {
-      key: '_dataApiKeydownHandler',
-      value: function _dataApiKeydownHandler(event) {
-        if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
-          return;
-        }
 
-        event.preventDefault();
-        event.stopPropagation();
+      return parent || element.parentNode;
+    };
 
-        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-          return;
-        }
+    Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
+      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+        return;
+      }
 
-        var parent = Dropdown._getParentFromElement(this);
-        var isActive = $(parent).hasClass(ClassName.OPEN);
+      event.preventDefault();
+      event.stopPropagation();
 
-        if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
+        return;
+      }
 
-          if (event.which === ESCAPE_KEYCODE) {
-            var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
-            $(toggle).trigger('focus');
-          }
+      var parent = Dropdown._getParentFromElement(this);
+      var isActive = $(parent).hasClass(ClassName.OPEN);
 
-          $(this).trigger('click');
-          return;
+      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+
+        if (event.which === ESCAPE_KEYCODE) {
+          var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
+          $(toggle).trigger('focus');
         }
 
-        var items = $.makeArray($(Selector.VISIBLE_ITEMS));
+        $(this).trigger('click');
+        return;
+      }
 
-        items = items.filter(function (item) {
-          return item.offsetWidth || item.offsetHeight;
-        });
+      var items = $.makeArray($(Selector.VISIBLE_ITEMS));
 
-        if (!items.length) {
-          return;
-        }
+      items = items.filter(function (item) {
+        return item.offsetWidth || item.offsetHeight;
+      });
 
-        var index = items.indexOf(event.target);
+      if (!items.length) {
+        return;
+      }
 
-        if (event.which === ARROW_UP_KEYCODE && index > 0) {
-          // up
-          index--;
-        }
+      var index = items.indexOf(event.target);
 
-        if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
-          // down
-          index++;
-        }
+      if (event.which === ARROW_UP_KEYCODE && index > 0) {
+        // up
+        index--;
+      }
 
-        if (index < 0) {
-          index = 0;
-        }
+      if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
+        // down
+        index++;
+      }
 
-        items[index].focus();
+      if (index < 0) {
+        index = 0;
       }
-    }, {
+
+      items[index].focus();
+    };
+
+    _createClass(Dropdown, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -273,7 +255,13 @@ var Dropdown = (function ($) {
     }]);
 
     return Dropdown;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
@@ -293,4 +281,4 @@ var Dropdown = (function ($) {
   };
 
   return Dropdown;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/modal.js b/assets/javascripts/bootstrap/modal.js
index 8d1b82d..f2e2f74 100644
--- a/assets/javascripts/bootstrap/modal.js
+++ b/assets/javascripts/bootstrap/modal.js
@@ -1,17 +1,17 @@
-'use strict';
+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; }; })();
+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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): modal.js
+ * Bootstrap (v4.0.0-alpha.5): modal.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Modal = (function ($) {
+var Modal = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +20,7 @@ var Modal = (function ($) {
    */
 
   var NAME = 'modal';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.modal';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -78,7 +78,7 @@ var Modal = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Modal = (function () {
+  var Modal = function () {
     function Modal(element, config) {
       _classCallCheck(this, Modal);
 
@@ -93,382 +93,352 @@ var Modal = (function ($) {
       this._scrollbarWidth = 0;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Modal, [{
-      key: 'toggle',
+    // public
 
-      // public
+    Modal.prototype.toggle = function toggle(relatedTarget) {
+      return this._isShown ? this.hide() : this.show(relatedTarget);
+    };
 
-      value: function toggle(relatedTarget) {
-        return this._isShown ? this.hide() : this.show(relatedTarget);
-      }
-    }, {
-      key: 'show',
-      value: function show(relatedTarget) {
-        var _this = this;
+    Modal.prototype.show = function show(relatedTarget) {
+      var _this = this;
 
-        var showEvent = $.Event(Event.SHOW, {
-          relatedTarget: relatedTarget
-        });
+      var showEvent = $.Event(Event.SHOW, {
+        relatedTarget: relatedTarget
+      });
 
-        $(this._element).trigger(showEvent);
+      $(this._element).trigger(showEvent);
 
-        if (this._isShown || showEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (this._isShown || showEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        this._isShown = true;
+      this._isShown = true;
 
-        this._checkScrollbar();
-        this._setScrollbar();
+      this._checkScrollbar();
+      this._setScrollbar();
 
-        $(document.body).addClass(ClassName.OPEN);
+      $(document.body).addClass(ClassName.OPEN);
 
-        this._setEscapeEvent();
-        this._setResizeEvent();
+      this._setEscapeEvent();
+      this._setResizeEvent();
 
-        $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this));
+      $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this));
 
-        $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-          $(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
-            if ($(event.target).is(_this._element)) {
-              _this._ignoreBackdropClick = true;
-            }
-          });
+      $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
+        $(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
+          if ($(event.target).is(_this._element)) {
+            _this._ignoreBackdropClick = true;
+          }
         });
+      });
+
+      this._showBackdrop($.proxy(this._showElement, this, relatedTarget));
+    };
 
-        this._showBackdrop($.proxy(this._showElement, this, relatedTarget));
+    Modal.prototype.hide = function hide(event) {
+      if (event) {
+        event.preventDefault();
       }
-    }, {
-      key: 'hide',
-      value: function hide(event) {
-        if (event) {
-          event.preventDefault();
-        }
 
-        var hideEvent = $.Event(Event.HIDE);
+      var hideEvent = $.Event(Event.HIDE);
 
-        $(this._element).trigger(hideEvent);
+      $(this._element).trigger(hideEvent);
 
-        if (!this._isShown || hideEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (!this._isShown || hideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        this._isShown = false;
+      this._isShown = false;
 
-        this._setEscapeEvent();
-        this._setResizeEvent();
+      this._setEscapeEvent();
+      this._setResizeEvent();
 
-        $(document).off(Event.FOCUSIN);
+      $(document).off(Event.FOCUSIN);
 
-        $(this._element).removeClass(ClassName.IN);
+      $(this._element).removeClass(ClassName.IN);
 
-        $(this._element).off(Event.CLICK_DISMISS);
-        $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
+      $(this._element).off(Event.CLICK_DISMISS);
+      $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
-        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
+      if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
 
-          $(this._element).one(Util.TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          this._hideModal();
-        }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-
-        $(window).off(EVENT_KEY);
-        $(document).off(EVENT_KEY);
-        $(this._element).off(EVENT_KEY);
-        $(this._backdrop).off(EVENT_KEY);
-
-        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;
+        $(this._element).one(Util.TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        this._hideModal();
       }
+    };
 
-      // private
+    Modal.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-        Util.typeCheckConfig(NAME, config, DefaultType);
-        return config;
+      $(window).off(EVENT_KEY);
+      $(document).off(EVENT_KEY);
+      $(this._element).off(EVENT_KEY);
+      $(this._backdrop).off(EVENT_KEY);
+
+      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;
+    };
+
+    // private
+
+    Modal.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
+      Util.typeCheckConfig(NAME, config, DefaultType);
+      return config;
+    };
+
+    Modal.prototype._showElement = function _showElement(relatedTarget) {
+      var _this2 = this;
+
+      var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+
+      if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
+        // don't move modals dom position
+        document.body.appendChild(this._element);
       }
-    }, {
-      key: '_showElement',
-      value: function _showElement(relatedTarget) {
-        var _this2 = this;
 
-        var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+      this._element.style.display = 'block';
+      this._element.removeAttribute('aria-hidden');
+      this._element.scrollTop = 0;
 
-        if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
-          // don't move modals dom position
-          document.body.appendChild(this._element);
-        }
+      if (transition) {
+        Util.reflow(this._element);
+      }
 
-        this._element.style.display = 'block';
-        this._element.removeAttribute('aria-hidden');
-        this._element.scrollTop = 0;
+      $(this._element).addClass(ClassName.IN);
 
-        if (transition) {
-          Util.reflow(this._element);
-        }
+      if (this._config.focus) {
+        this._enforceFocus();
+      }
 
-        $(this._element).addClass(ClassName.IN);
+      var shownEvent = $.Event(Event.SHOWN, {
+        relatedTarget: relatedTarget
+      });
 
-        if (this._config.focus) {
-          this._enforceFocus();
+      var transitionComplete = function transitionComplete() {
+        if (_this2._config.focus) {
+          _this2._element.focus();
         }
+        $(_this2._element).trigger(shownEvent);
+      };
 
-        var shownEvent = $.Event(Event.SHOWN, {
-          relatedTarget: relatedTarget
-        });
+      if (transition) {
+        $(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        transitionComplete();
+      }
+    };
 
-        var transitionComplete = function transitionComplete() {
-          if (_this2._config.focus) {
-            _this2._element.focus();
-          }
-          $(_this2._element).trigger(shownEvent);
-        };
+    Modal.prototype._enforceFocus = function _enforceFocus() {
+      var _this3 = this;
 
-        if (transition) {
-          $(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          transitionComplete();
+      $(document).off(Event.FOCUSIN) // guard against infinite focus loop
+      .on(Event.FOCUSIN, function (event) {
+        if (document !== event.target && _this3._element !== event.target && !$(_this3._element).has(event.target).length) {
+          _this3._element.focus();
         }
-      }
-    }, {
-      key: '_enforceFocus',
-      value: function _enforceFocus() {
-        var _this3 = this;
-
-        $(document).off(Event.FOCUSIN) // guard against infinite focus loop
-        .on(Event.FOCUSIN, function (event) {
-          if (document !== event.target && _this3._element !== event.target && !$(_this3._element).has(event.target).length) {
-            _this3._element.focus();
+      });
+    };
+
+    Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
+      var _this4 = this;
+
+      if (this._isShown && this._config.keyboard) {
+        $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
+          if (event.which === ESCAPE_KEYCODE) {
+            _this4.hide();
           }
         });
+      } else if (!this._isShown) {
+        $(this._element).off(Event.KEYDOWN_DISMISS);
       }
-    }, {
-      key: '_setEscapeEvent',
-      value: function _setEscapeEvent() {
-        var _this4 = this;
-
-        if (this._isShown && this._config.keyboard) {
-          $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
-            if (event.which === ESCAPE_KEYCODE) {
-              _this4.hide();
-            }
-          });
-        } else if (!this._isShown) {
-          $(this._element).off(Event.KEYDOWN_DISMISS);
-        }
-      }
-    }, {
-      key: '_setResizeEvent',
-      value: function _setResizeEvent() {
-        if (this._isShown) {
-          $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this));
-        } else {
-          $(window).off(Event.RESIZE);
-        }
-      }
-    }, {
-      key: '_hideModal',
-      value: function _hideModal() {
-        var _this5 = this;
-
-        this._element.style.display = 'none';
-        this._element.setAttribute('aria-hidden', 'true');
-        this._showBackdrop(function () {
-          $(document.body).removeClass(ClassName.OPEN);
-          _this5._resetAdjustments();
-          _this5._resetScrollbar();
-          $(_this5._element).trigger(Event.HIDDEN);
-        });
+    };
+
+    Modal.prototype._setResizeEvent = function _setResizeEvent() {
+      if (this._isShown) {
+        $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this));
+      } else {
+        $(window).off(Event.RESIZE);
       }
-    }, {
-      key: '_removeBackdrop',
-      value: function _removeBackdrop() {
-        if (this._backdrop) {
-          $(this._backdrop).remove();
-          this._backdrop = null;
-        }
+    };
+
+    Modal.prototype._hideModal = function _hideModal() {
+      var _this5 = this;
+
+      this._element.style.display = 'none';
+      this._element.setAttribute('aria-hidden', 'true');
+      this._showBackdrop(function () {
+        $(document.body).removeClass(ClassName.OPEN);
+        _this5._resetAdjustments();
+        _this5._resetScrollbar();
+        $(_this5._element).trigger(Event.HIDDEN);
+      });
+    };
+
+    Modal.prototype._removeBackdrop = function _removeBackdrop() {
+      if (this._backdrop) {
+        $(this._backdrop).remove();
+        this._backdrop = null;
       }
-    }, {
-      key: '_showBackdrop',
-      value: function _showBackdrop(callback) {
-        var _this6 = this;
+    };
 
-        var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
+    Modal.prototype._showBackdrop = function _showBackdrop(callback) {
+      var _this6 = this;
 
-        if (this._isShown && this._config.backdrop) {
-          var doAnimate = Util.supportsTransitionEnd() && animate;
+      var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
-          this._backdrop = document.createElement('div');
-          this._backdrop.className = ClassName.BACKDROP;
+      if (this._isShown && this._config.backdrop) {
+        var doAnimate = Util.supportsTransitionEnd() && animate;
 
-          if (animate) {
-            $(this._backdrop).addClass(animate);
-          }
+        this._backdrop = document.createElement('div');
+        this._backdrop.className = ClassName.BACKDROP;
 
-          $(this._backdrop).appendTo(document.body);
-
-          $(this._element).on(Event.CLICK_DISMISS, function (event) {
-            if (_this6._ignoreBackdropClick) {
-              _this6._ignoreBackdropClick = false;
-              return;
-            }
-            if (event.target !== event.currentTarget) {
-              return;
-            }
-            if (_this6._config.backdrop === 'static') {
-              _this6._element.focus();
-            } else {
-              _this6.hide();
-            }
-          });
-
-          if (doAnimate) {
-            Util.reflow(this._backdrop);
-          }
+        if (animate) {
+          $(this._backdrop).addClass(animate);
+        }
 
-          $(this._backdrop).addClass(ClassName.IN);
+        $(this._backdrop).appendTo(document.body);
 
-          if (!callback) {
+        $(this._element).on(Event.CLICK_DISMISS, function (event) {
+          if (_this6._ignoreBackdropClick) {
+            _this6._ignoreBackdropClick = false;
             return;
           }
-
-          if (!doAnimate) {
-            callback();
+          if (event.target !== event.currentTarget) {
             return;
           }
-
-          $(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
-        } else if (!this._isShown && this._backdrop) {
-          $(this._backdrop).removeClass(ClassName.IN);
-
-          var callbackRemove = function callbackRemove() {
-            _this6._removeBackdrop();
-            if (callback) {
-              callback();
-            }
-          };
-
-          if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
-            $(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
+          if (_this6._config.backdrop === 'static') {
+            _this6._element.focus();
           } else {
-            callbackRemove();
+            _this6.hide();
           }
-        } else if (callback) {
-          callback();
-        }
-      }
+        });
 
-      // ----------------------------------------------------------------------
-      // the following methods are used to handle overflowing modals
-      // todo (fat): these should probably be refactored out of modal.js
-      // ----------------------------------------------------------------------
+        if (doAnimate) {
+          Util.reflow(this._backdrop);
+        }
 
-    }, {
-      key: '_handleUpdate',
-      value: function _handleUpdate() {
-        this._adjustDialog();
-      }
-    }, {
-      key: '_adjustDialog',
-      value: function _adjustDialog() {
-        var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
+        $(this._backdrop).addClass(ClassName.IN);
 
-        if (!this._isBodyOverflowing && isModalOverflowing) {
-          this._element.style.paddingLeft = this._scrollbarWidth + 'px';
+        if (!callback) {
+          return;
         }
 
-        if (this._isBodyOverflowing && !isModalOverflowing) {
-          this._element.style.paddingRight = this._scrollbarWidth + 'px';
+        if (!doAnimate) {
+          callback();
+          return;
         }
-      }
-    }, {
-      key: '_resetAdjustments',
-      value: function _resetAdjustments() {
-        this._element.style.paddingLeft = '';
-        this._element.style.paddingRight = '';
-      }
-    }, {
-      key: '_checkScrollbar',
-      value: function _checkScrollbar() {
-        this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
-        this._scrollbarWidth = this._getScrollbarWidth();
-      }
-    }, {
-      key: '_setScrollbar',
-      value: function _setScrollbar() {
-        var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
 
-        this._originalBodyPadding = document.body.style.paddingRight || '';
+        $(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
+      } else if (!this._isShown && this._backdrop) {
+        $(this._backdrop).removeClass(ClassName.IN);
 
-        if (this._isBodyOverflowing) {
-          document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+        var callbackRemove = function callbackRemove() {
+          _this6._removeBackdrop();
+          if (callback) {
+            callback();
+          }
+        };
+
+        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
+          $(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
+        } else {
+          callbackRemove();
         }
+      } else if (callback) {
+        callback();
       }
-    }, {
-      key: '_resetScrollbar',
-      value: function _resetScrollbar() {
-        document.body.style.paddingRight = this._originalBodyPadding;
+    };
+
+    // ----------------------------------------------------------------------
+    // the following methods are used to handle overflowing modals
+    // 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;
+
+      if (!this._isBodyOverflowing && isModalOverflowing) {
+        this._element.style.paddingLeft = this._scrollbarWidth + 'px';
       }
-    }, {
-      key: '_getScrollbarWidth',
-      value: function _getScrollbarWidth() {
-        // thx d.walsh
-        var scrollDiv = document.createElement('div');
-        scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
-        document.body.appendChild(scrollDiv);
-        var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
-        document.body.removeChild(scrollDiv);
-        return scrollbarWidth;
+
+      if (this._isBodyOverflowing && !isModalOverflowing) {
+        this._element.style.paddingRight = this._scrollbarWidth + 'px';
       }
+    };
 
-      // static
+    Modal.prototype._resetAdjustments = function _resetAdjustments() {
+      this._element.style.paddingLeft = '';
+      this._element.style.paddingRight = '';
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config, relatedTarget) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = $.extend({}, Modal.Default, $(this).data(), typeof config === 'object' && config);
+    Modal.prototype._checkScrollbar = function _checkScrollbar() {
+      this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
+      this._scrollbarWidth = this._getScrollbarWidth();
+    };
 
-          if (!data) {
-            data = new Modal(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+    Modal.prototype._setScrollbar = function _setScrollbar() {
+      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config](relatedTarget);
-          } else if (_config.show) {
-            data.show(relatedTarget);
-          }
-        });
+      this._originalBodyPadding = document.body.style.paddingRight || '';
+
+      if (this._isBodyOverflowing) {
+        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
       }
-    }, {
+    };
+
+    Modal.prototype._resetScrollbar = function _resetScrollbar() {
+      document.body.style.paddingRight = this._originalBodyPadding;
+    };
+
+    Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
+      // thx d.walsh
+      var scrollDiv = document.createElement('div');
+      scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
+      document.body.appendChild(scrollDiv);
+      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      document.body.removeChild(scrollDiv);
+      return scrollbarWidth;
+    };
+
+    // static
+
+    Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
+      return this.each(function () {
+        var data = $(this).data(DATA_KEY);
+        var _config = $.extend({}, Modal.Default, $(this).data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);
+
+        if (!data) {
+          data = new Modal(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
+          }
+          data[config](relatedTarget);
+        } else if (_config.show) {
+          data.show(relatedTarget);
+        }
+      });
+    };
+
+    _createClass(Modal, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -481,12 +451,18 @@ var Modal = (function ($) {
     }]);
 
     return Modal;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     var _this7 = this;
 
-    var target = undefined;
+    var target = void 0;
     var selector = Util.getSelectorFromElement(this);
 
     if (selector) {
@@ -529,4 +505,4 @@ var Modal = (function ($) {
   };
 
   return Modal;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/popover.js b/assets/javascripts/bootstrap/popover.js
index 19b3327..84efc68 100644
--- a/assets/javascripts/bootstrap/popover.js
+++ b/assets/javascripts/bootstrap/popover.js
@@ -1,21 +1,21 @@
-'use strict';
+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; }; })();
+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; }; }();
 
-var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
 
-function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): popover.js
+ * Bootstrap (v4.0.0-alpha.5): popover.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Popover = (function ($) {
+var Popover = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -24,7 +24,7 @@ var Popover = (function ($) {
    */
 
   var NAME = 'popover';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -33,7 +33,7 @@ var Popover = (function ($) {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<div class="popover-arrow"></div>' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -47,8 +47,7 @@ var Popover = (function ($) {
 
   var Selector = {
     TITLE: '.popover-title',
-    CONTENT: '.popover-content',
-    ARROW: '.popover-arrow'
+    CONTENT: '.popover-content'
   };
 
   var Event = {
@@ -70,85 +69,72 @@ var Popover = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Popover = (function (_Tooltip) {
+  var Popover = function (_Tooltip) {
     _inherits(Popover, _Tooltip);
 
     function Popover() {
       _classCallCheck(this, Popover);
 
-      _get(Object.getPrototypeOf(Popover.prototype), 'constructor', this).apply(this, arguments);
+      return _possibleConstructorReturn(this, _Tooltip.apply(this, arguments));
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * jQuery
-     * ------------------------------------------------------------------------
-     */
+    // overrides
 
-    _createClass(Popover, [{
-      key: 'isWithContent',
+    Popover.prototype.isWithContent = function isWithContent() {
+      return this.getTitle() || this._getContent();
+    };
 
-      // overrides
+    Popover.prototype.getTipElement = function getTipElement() {
+      return this.tip = this.tip || $(this.config.template)[0];
+    };
 
-      value: function isWithContent() {
-        return this.getTitle() || this._getContent();
-      }
-    }, {
-      key: 'getTipElement',
-      value: function getTipElement() {
-        return this.tip = this.tip || $(this.config.template)[0];
-      }
-    }, {
-      key: 'setContent',
-      value: function setContent() {
-        var $tip = $(this.getTipElement());
+    Popover.prototype.setContent = function setContent() {
+      var $tip = $(this.getTipElement());
 
-        // we use append for html objects to maintain js events
-        this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
-        this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
+      // we use append for html objects to maintain js events
+      this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
+      this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
-        $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+      $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
 
-        this.cleanupTether();
-      }
+      this.cleanupTether();
+    };
 
-      // private
+    // private
 
-    }, {
-      key: '_getContent',
-      value: function _getContent() {
-        return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
-      }
+    Popover.prototype._getContent = function _getContent() {
+      return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
+    };
 
-      // static
+    // static
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' ? config : null;
+    Popover._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 && /destroy|hide/.test(config)) {
-            return;
-          }
+        if (!data && /destroy|hide/.test(config)) {
+          return;
+        }
 
-          if (!data) {
-            data = new Popover(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        if (!data) {
+          data = new Popover(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Popover, null, [{
       key: 'VERSION',
 
+
       // getters
 
       get: function get() {
@@ -187,7 +173,13 @@ var Popover = (function ($) {
     }]);
 
     return Popover;
-  })(Tooltip);
+  }(Tooltip);
+
+  /**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
 
   $.fn[NAME] = Popover._jQueryInterface;
   $.fn[NAME].Constructor = Popover;
@@ -197,4 +189,4 @@ var Popover = (function ($) {
   };
 
   return Popover;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/scrollspy.js b/assets/javascripts/bootstrap/scrollspy.js
index 1dd9361..d5e4588 100644
--- a/assets/javascripts/bootstrap/scrollspy.js
+++ b/assets/javascripts/bootstrap/scrollspy.js
@@ -1,17 +1,17 @@
-'use strict';
+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; }; })();
+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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): scrollspy.js
+ * Bootstrap (v4.0.0-alpha.5): scrollspy.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var ScrollSpy = (function ($) {
+var ScrollSpy = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +20,7 @@ var ScrollSpy = (function ($) {
    */
 
   var NAME = 'scrollspy';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.scrollspy';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -75,7 +75,7 @@ var ScrollSpy = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var ScrollSpy = (function () {
+  var ScrollSpy = function () {
     function ScrollSpy(element, config) {
       _classCallCheck(this, ScrollSpy);
 
@@ -94,192 +94,174 @@ var ScrollSpy = (function ($) {
       this._process();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(ScrollSpy, [{
-      key: 'refresh',
+    // public
 
-      // public
+    ScrollSpy.prototype.refresh = function refresh() {
+      var _this = this;
 
-      value: function refresh() {
-        var _this = this;
+      var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
 
-        var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
+      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
 
-        var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
+      var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
 
-        var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
+      this._offsets = [];
+      this._targets = [];
 
-        this._offsets = [];
-        this._targets = [];
+      this._scrollHeight = this._getScrollHeight();
 
-        this._scrollHeight = this._getScrollHeight();
+      var targets = $.makeArray($(this._selector));
 
-        var targets = $.makeArray($(this._selector));
+      targets.map(function (element) {
+        var target = void 0;
+        var targetSelector = Util.getSelectorFromElement(element);
 
-        targets.map(function (element) {
-          var target = undefined;
-          var targetSelector = Util.getSelectorFromElement(element);
+        if (targetSelector) {
+          target = $(targetSelector)[0];
+        }
 
-          if (targetSelector) {
-            target = $(targetSelector)[0];
-          }
+        if (target && (target.offsetWidth || target.offsetHeight)) {
+          // todo (fat): remove sketch reliance on jQuery position/offset
+          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        }
+        return null;
+      }).filter(function (item) {
+        return item;
+      }).sort(function (a, b) {
+        return a[0] - b[0];
+      }).forEach(function (item) {
+        _this._offsets.push(item[0]);
+        _this._targets.push(item[1]);
+      });
+    };
+
+    ScrollSpy.prototype.dispose = function dispose() {
+      $.removeData(this._element, DATA_KEY);
+      $(this._scrollElement).off(EVENT_KEY);
+
+      this._element = null;
+      this._scrollElement = null;
+      this._config = null;
+      this._selector = null;
+      this._offsets = null;
+      this._targets = null;
+      this._activeTarget = null;
+      this._scrollHeight = null;
+    };
 
-          if (target && (target.offsetWidth || target.offsetHeight)) {
-            // todo (fat): remove sketch reliance on jQuery position/offset
-            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
-          }
-          return null;
-        }).filter(function (item) {
-          return item;
-        }).sort(function (a, b) {
-          return a[0] - b[0];
-        }).forEach(function (item) {
-          _this._offsets.push(item[0]);
-          _this._targets.push(item[1]);
-        });
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeData(this._element, DATA_KEY);
-        $(this._scrollElement).off(EVENT_KEY);
-
-        this._element = null;
-        this._scrollElement = null;
-        this._config = null;
-        this._selector = null;
-        this._offsets = null;
-        this._targets = null;
-        this._activeTarget = null;
-        this._scrollHeight = null;
-      }
+    // private
 
-      // private
+    ScrollSpy.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, Default, config);
 
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, Default, config);
-
-        if (typeof config.target !== 'string') {
-          var id = $(config.target).attr('id');
-          if (!id) {
-            id = Util.getUID(NAME);
-            $(config.target).attr('id', id);
-          }
-          config.target = '#' + id;
+      if (typeof config.target !== 'string') {
+        var id = $(config.target).attr('id');
+        if (!id) {
+          id = Util.getUID(NAME);
+          $(config.target).attr('id', id);
         }
+        config.target = '#' + id;
+      }
 
-        Util.typeCheckConfig(NAME, config, DefaultType);
+      Util.typeCheckConfig(NAME, config, DefaultType);
 
-        return config;
-      }
-    }, {
-      key: '_getScrollTop',
-      value: function _getScrollTop() {
-        return this._scrollElement === window ? this._scrollElement.scrollY : this._scrollElement.scrollTop;
-      }
-    }, {
-      key: '_getScrollHeight',
-      value: function _getScrollHeight() {
-        return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+      return config;
+    };
+
+    ScrollSpy.prototype._getScrollTop = function _getScrollTop() {
+      return this._scrollElement === window ? this._scrollElement.scrollY : this._scrollElement.scrollTop;
+    };
+
+    ScrollSpy.prototype._getScrollHeight = function _getScrollHeight() {
+      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+    };
+
+    ScrollSpy.prototype._process = function _process() {
+      var scrollTop = this._getScrollTop() + this._config.offset;
+      var scrollHeight = this._getScrollHeight();
+      var maxScroll = this._config.offset + scrollHeight - this._scrollElement.offsetHeight;
+
+      if (this._scrollHeight !== scrollHeight) {
+        this.refresh();
       }
-    }, {
-      key: '_process',
-      value: function _process() {
-        var scrollTop = this._getScrollTop() + this._config.offset;
-        var scrollHeight = this._getScrollHeight();
-        var maxScroll = this._config.offset + scrollHeight - this._scrollElement.offsetHeight;
-
-        if (this._scrollHeight !== scrollHeight) {
-          this.refresh();
-        }
 
-        if (scrollTop >= maxScroll) {
-          var target = this._targets[this._targets.length - 1];
+      if (scrollTop >= maxScroll) {
+        var target = this._targets[this._targets.length - 1];
 
-          if (this._activeTarget !== target) {
-            this._activate(target);
-          }
+        if (this._activeTarget !== target) {
+          this._activate(target);
         }
+      }
 
-        if (this._activeTarget && scrollTop < this._offsets[0]) {
-          this._activeTarget = null;
-          this._clear();
-          return;
-        }
+      if (this._activeTarget && scrollTop < this._offsets[0]) {
+        this._activeTarget = null;
+        this._clear();
+        return;
+      }
 
-        for (var i = this._offsets.length; i--;) {
-          var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (this._offsets[i + 1] === undefined || scrollTop < this._offsets[i + 1]);
+      for (var i = this._offsets.length; i--;) {
+        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (this._offsets[i + 1] === undefined || scrollTop < this._offsets[i + 1]);
 
-          if (isActiveTarget) {
-            this._activate(this._targets[i]);
-          }
+        if (isActiveTarget) {
+          this._activate(this._targets[i]);
         }
       }
-    }, {
-      key: '_activate',
-      value: function _activate(target) {
-        this._activeTarget = target;
+    };
 
-        this._clear();
+    ScrollSpy.prototype._activate = function _activate(target) {
+      this._activeTarget = target;
 
-        var queries = this._selector.split(',');
-        queries = queries.map(function (selector) {
-          return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]');
-        });
+      this._clear();
 
-        var $link = $(queries.join(','));
+      var queries = this._selector.split(',');
+      queries = queries.map(function (selector) {
+        return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]');
+      });
 
-        if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
-          $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);
-        }
+      var $link = $(queries.join(','));
 
-        $(this._scrollElement).trigger(Event.ACTIVATE, {
-          relatedTarget: target
-        });
-      }
-    }, {
-      key: '_clear',
-      value: function _clear() {
-        $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+      if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
+        $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);
       }
 
-      // static
+      $(this._scrollElement).trigger(Event.ACTIVATE, {
+        relatedTarget: target
+      });
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' && config || null;
+    ScrollSpy.prototype._clear = function _clear() {
+      $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+    };
 
-          if (!data) {
-            data = new ScrollSpy(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+    // static
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+    ScrollSpy._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 ScrollSpy(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(ScrollSpy, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -292,7 +274,13 @@ var ScrollSpy = (function ($) {
     }]);
 
     return ScrollSpy;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(window).on(Event.LOAD_DATA_API, function () {
     var scrollSpys = $.makeArray($(Selector.DATA_SPY));
@@ -317,4 +305,4 @@ var ScrollSpy = (function ($) {
   };
 
   return ScrollSpy;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/tab.js b/assets/javascripts/bootstrap/tab.js
index 507a4af..a38f48b 100644
--- a/assets/javascripts/bootstrap/tab.js
+++ b/assets/javascripts/bootstrap/tab.js
@@ -1,17 +1,15 @@
-'use strict';
+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; }; }();
 
-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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): tab.js
+ * Bootstrap (v4.0.0-alpha.5): tab.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Tab = (function ($) {
+var Tab = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -20,7 +18,7 @@ var Tab = (function ($) {
    */
 
   var NAME = 'tab';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.tab';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -61,176 +59,162 @@ var Tab = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Tab = (function () {
+  var Tab = function () {
     function Tab(element) {
       _classCallCheck(this, Tab);
 
       this._element = element;
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * Data Api implementation
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Tab, [{
-      key: 'show',
-
-      // public
+    // public
 
-      value: function show() {
-        var _this = this;
+    Tab.prototype.show = function show() {
+      var _this = this;
 
-        if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE)) {
-          return;
-        }
+      if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE)) {
+        return;
+      }
 
-        var target = undefined;
-        var previous = undefined;
-        var ulElement = $(this._element).closest(Selector.UL)[0];
-        var selector = Util.getSelectorFromElement(this._element);
+      var target = void 0;
+      var previous = void 0;
+      var ulElement = $(this._element).closest(Selector.UL)[0];
+      var selector = Util.getSelectorFromElement(this._element);
 
-        if (ulElement) {
-          previous = $.makeArray($(ulElement).find(Selector.ACTIVE));
-          previous = previous[previous.length - 1];
-        }
+      if (ulElement) {
+        previous = $.makeArray($(ulElement).find(Selector.ACTIVE));
+        previous = previous[previous.length - 1];
+      }
 
-        var hideEvent = $.Event(Event.HIDE, {
-          relatedTarget: this._element
-        });
+      var hideEvent = $.Event(Event.HIDE, {
+        relatedTarget: this._element
+      });
 
-        var showEvent = $.Event(Event.SHOW, {
-          relatedTarget: previous
-        });
+      var showEvent = $.Event(Event.SHOW, {
+        relatedTarget: previous
+      });
 
-        if (previous) {
-          $(previous).trigger(hideEvent);
-        }
+      if (previous) {
+        $(previous).trigger(hideEvent);
+      }
 
-        $(this._element).trigger(showEvent);
+      $(this._element).trigger(showEvent);
 
-        if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
-          return;
-        }
+      if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
+        return;
+      }
 
-        if (selector) {
-          target = $(selector)[0];
-        }
+      if (selector) {
+        target = $(selector)[0];
+      }
 
-        this._activate(this._element, ulElement);
+      this._activate(this._element, ulElement);
 
-        var complete = function complete() {
-          var hiddenEvent = $.Event(Event.HIDDEN, {
-            relatedTarget: _this._element
-          });
+      var complete = function complete() {
+        var hiddenEvent = $.Event(Event.HIDDEN, {
+          relatedTarget: _this._element
+        });
 
-          var shownEvent = $.Event(Event.SHOWN, {
-            relatedTarget: previous
-          });
+        var shownEvent = $.Event(Event.SHOWN, {
+          relatedTarget: previous
+        });
 
-          $(previous).trigger(hiddenEvent);
-          $(_this._element).trigger(shownEvent);
-        };
+        $(previous).trigger(hiddenEvent);
+        $(_this._element).trigger(shownEvent);
+      };
 
-        if (target) {
-          this._activate(target, target.parentNode, complete);
-        } else {
-          complete();
-        }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        $.removeClass(this._element, DATA_KEY);
-        this._element = null;
+      if (target) {
+        this._activate(target, target.parentNode, complete);
+      } else {
+        complete();
       }
+    };
 
-      // private
+    Tab.prototype.dispose = function dispose() {
+      $.removeClass(this._element, DATA_KEY);
+      this._element = null;
+    };
 
-    }, {
-      key: '_activate',
-      value: function _activate(element, container, callback) {
-        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]));
+    // private
 
-        var complete = $.proxy(this._transitionComplete, this, element, active, isTransitioning, callback);
+    Tab.prototype._activate = function _activate(element, container, callback) {
+      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]));
 
-        if (active && isTransitioning) {
-          $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          complete();
-        }
+      var complete = $.proxy(this._transitionComplete, this, element, active, isTransitioning, callback);
 
-        if (active) {
-          $(active).removeClass(ClassName.IN);
-        }
+      if (active && isTransitioning) {
+        $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        complete();
       }
-    }, {
-      key: '_transitionComplete',
-      value: function _transitionComplete(element, active, isTransitioning, callback) {
-        if (active) {
-          $(active).removeClass(ClassName.ACTIVE);
 
-          var dropdownChild = $(active).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
+      if (active) {
+        $(active).removeClass(ClassName.IN);
+      }
+    };
 
-          if (dropdownChild) {
-            $(dropdownChild).removeClass(ClassName.ACTIVE);
-          }
+    Tab.prototype._transitionComplete = function _transitionComplete(element, active, isTransitioning, callback) {
+      if (active) {
+        $(active).removeClass(ClassName.ACTIVE);
+
+        var dropdownChild = $(active).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
 
-          active.setAttribute('aria-expanded', false);
+        if (dropdownChild) {
+          $(dropdownChild).removeClass(ClassName.ACTIVE);
         }
 
-        $(element).addClass(ClassName.ACTIVE);
-        element.setAttribute('aria-expanded', true);
+        active.setAttribute('aria-expanded', false);
+      }
 
-        if (isTransitioning) {
-          Util.reflow(element);
-          $(element).addClass(ClassName.IN);
-        } else {
-          $(element).removeClass(ClassName.FADE);
-        }
+      $(element).addClass(ClassName.ACTIVE);
+      element.setAttribute('aria-expanded', true);
 
-        if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
+      if (isTransitioning) {
+        Util.reflow(element);
+        $(element).addClass(ClassName.IN);
+      } else {
+        $(element).removeClass(ClassName.FADE);
+      }
 
-          var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
-          if (dropdownElement) {
-            $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
-          }
+      if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
 
-          element.setAttribute('aria-expanded', true);
+        var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
+        if (dropdownElement) {
+          $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         }
 
-        if (callback) {
-          callback();
-        }
+        element.setAttribute('aria-expanded', true);
       }
 
-      // static
+      if (callback) {
+        callback();
+      }
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var $this = $(this);
-          var data = $this.data(DATA_KEY);
+    // static
 
-          if (!data) {
-            data = data = new Tab(this);
-            $this.data(DATA_KEY, data);
-          }
+    Tab._jQueryInterface = function _jQueryInterface(config) {
+      return this.each(function () {
+        var $this = $(this);
+        var data = $this.data(DATA_KEY);
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data) {
+          data = data = new Tab(this);
+          $this.data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Tab, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -238,7 +222,13 @@ var Tab = (function ($) {
     }]);
 
     return Tab;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * Data Api implementation
+   * ------------------------------------------------------------------------
+   */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
     event.preventDefault();
@@ -259,4 +249,4 @@ var Tab = (function ($) {
   };
 
   return Tab;
-})(jQuery);
+}(jQuery);
diff --git a/assets/javascripts/bootstrap/tooltip.js b/assets/javascripts/bootstrap/tooltip.js
index 4aca818..2d3f6b4 100644
--- a/assets/javascripts/bootstrap/tooltip.js
+++ b/assets/javascripts/bootstrap/tooltip.js
@@ -1,26 +1,24 @@
-/* global Tether */
+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; };
 
-'use strict';
+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; }; }();
 
-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'); } }
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): tooltip.js
+ * Bootstrap (v4.0.0-alpha.5): tooltip.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-var Tooltip = (function ($) {
+var Tooltip = function ($) {
 
   /**
    * Check for Tether dependency
-   * Tether - http://github.hubspot.com/tether/
+   * Tether - http://tether.io/
    */
   if (window.Tether === undefined) {
-    throw new Error('Bootstrap tooltips require Tether (http://github.hubspot.com/tether/)');
+    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
   }
 
   /**
@@ -30,7 +28,7 @@ var Tooltip = (function ($) {
    */
 
   var NAME = 'tooltip';
-  var VERSION = '4.0.0-alpha.4';
+  var VERSION = '4.0.0-alpha.5';
   var DATA_KEY = 'bs.tooltip';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -39,7 +37,7 @@ var Tooltip = (function ($) {
 
   var Default = {
     animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div></div>',
+    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
     trigger: 'hover focus',
     title: '',
     delay: 0,
@@ -116,7 +114,7 @@ var Tooltip = (function ($) {
    * ------------------------------------------------------------------------
    */
 
-  var Tooltip = (function () {
+  var Tooltip = function () {
     function Tooltip(element, config) {
       _classCallCheck(this, Tooltip);
 
@@ -135,439 +133,407 @@ var Tooltip = (function ($) {
       this._setListeners();
     }
 
-    /**
-     * ------------------------------------------------------------------------
-     * jQuery
-     * ------------------------------------------------------------------------
-     */
-
     // getters
 
-    _createClass(Tooltip, [{
-      key: 'enable',
-
-      // public
+    // public
 
-      value: function enable() {
-        this._isEnabled = true;
-      }
-    }, {
-      key: 'disable',
-      value: function disable() {
-        this._isEnabled = false;
-      }
-    }, {
-      key: 'toggleEnabled',
-      value: function toggleEnabled() {
-        this._isEnabled = !this._isEnabled;
-      }
-    }, {
-      key: 'toggle',
-      value: function toggle(event) {
-        if (event) {
-          var dataKey = this.constructor.DATA_KEY;
-          var context = $(event.currentTarget).data(dataKey);
-
-          if (!context) {
-            context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-            $(event.currentTarget).data(dataKey, context);
-          }
+    Tooltip.prototype.enable = function enable() {
+      this._isEnabled = true;
+    };
 
-          context._activeTrigger.click = !context._activeTrigger.click;
+    Tooltip.prototype.disable = function disable() {
+      this._isEnabled = false;
+    };
 
-          if (context._isWithActiveTrigger()) {
-            context._enter(null, context);
-          } else {
-            context._leave(null, context);
-          }
-        } else {
+    Tooltip.prototype.toggleEnabled = function toggleEnabled() {
+      this._isEnabled = !this._isEnabled;
+    };
 
-          if ($(this.getTipElement()).hasClass(ClassName.IN)) {
-            this._leave(null, this);
-            return;
-          }
+    Tooltip.prototype.toggle = function toggle(event) {
+      if (event) {
+        var dataKey = this.constructor.DATA_KEY;
+        var context = $(event.currentTarget).data(dataKey);
 
-          this._enter(null, this);
+        if (!context) {
+          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+          $(event.currentTarget).data(dataKey, context);
         }
-      }
-    }, {
-      key: 'dispose',
-      value: function dispose() {
-        clearTimeout(this._timeout);
 
-        this.cleanupTether();
+        context._activeTrigger.click = !context._activeTrigger.click;
 
-        $.removeData(this.element, this.constructor.DATA_KEY);
-
-        $(this.element).off(this.constructor.EVENT_KEY);
-
-        if (this.tip) {
-          $(this.tip).remove();
+        if (context._isWithActiveTrigger()) {
+          context._enter(null, context);
+        } else {
+          context._leave(null, context);
         }
+      } else {
 
-        this._isEnabled = null;
-        this._timeout = null;
-        this._hoverState = null;
-        this._activeTrigger = null;
-        this._tether = null;
+        if ($(this.getTipElement()).hasClass(ClassName.IN)) {
+          this._leave(null, this);
+          return;
+        }
 
-        this.element = null;
-        this.config = null;
-        this.tip = null;
+        this._enter(null, this);
       }
-    }, {
-      key: 'show',
-      value: function show() {
-        var _this = this;
+    };
 
-        var showEvent = $.Event(this.constructor.Event.SHOW);
+    Tooltip.prototype.dispose = function dispose() {
+      clearTimeout(this._timeout);
 
-        if (this.isWithContent() && this._isEnabled) {
-          $(this.element).trigger(showEvent);
+      this.cleanupTether();
 
-          var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
+      $.removeData(this.element, this.constructor.DATA_KEY);
 
-          if (showEvent.isDefaultPrevented() || !isInTheDom) {
-            return;
-          }
+      $(this.element).off(this.constructor.EVENT_KEY);
 
-          var tip = this.getTipElement();
-          var tipId = Util.getUID(this.constructor.NAME);
+      if (this.tip) {
+        $(this.tip).remove();
+      }
 
-          tip.setAttribute('id', tipId);
-          this.element.setAttribute('aria-describedby', tipId);
+      this._isEnabled = null;
+      this._timeout = null;
+      this._hoverState = null;
+      this._activeTrigger = null;
+      this._tether = null;
 
-          this.setContent();
+      this.element = null;
+      this.config = null;
+      this.tip = null;
+    };
 
-          if (this.config.animation) {
-            $(tip).addClass(ClassName.FADE);
-          }
+    Tooltip.prototype.show = function show() {
+      var _this = this;
 
-          var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
+      var showEvent = $.Event(this.constructor.Event.SHOW);
 
-          var attachment = this._getAttachment(placement);
+      if (this.isWithContent() && this._isEnabled) {
+        $(this.element).trigger(showEvent);
 
-          $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);
+        var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
 
-          $(this.element).trigger(this.constructor.Event.INSERTED);
+        if (showEvent.isDefaultPrevented() || !isInTheDom) {
+          return;
+        }
 
-          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
-          });
+        var tip = this.getTipElement();
+        var tipId = Util.getUID(this.constructor.NAME);
 
-          Util.reflow(tip);
-          this._tether.position();
+        tip.setAttribute('id', tipId);
+        this.element.setAttribute('aria-describedby', tipId);
 
-          $(tip).addClass(ClassName.IN);
+        this.setContent();
 
-          var complete = function complete() {
-            var prevHoverState = _this._hoverState;
-            _this._hoverState = null;
+        if (this.config.animation) {
+          $(tip).addClass(ClassName.FADE);
+        }
 
-            $(_this.element).trigger(_this.constructor.Event.SHOWN);
+        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
-            if (prevHoverState === HoverState.OUT) {
-              _this._leave(null, _this);
-            }
-          };
+        var attachment = this._getAttachment(placement);
 
-          if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-            $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-            return;
-          }
+        $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);
 
-          complete();
-        }
-      }
-    }, {
-      key: 'hide',
-      value: function hide(callback) {
-        var _this2 = this;
+        $(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
+        });
+
+        Util.reflow(tip);
+        this._tether.position();
+
+        $(tip).addClass(ClassName.IN);
 
-        var tip = this.getTipElement();
-        var hideEvent = $.Event(this.constructor.Event.HIDE);
         var complete = function complete() {
-          if (_this2._hoverState !== HoverState.IN && tip.parentNode) {
-            tip.parentNode.removeChild(tip);
-          }
+          var prevHoverState = _this._hoverState;
+          _this._hoverState = null;
 
-          _this2.element.removeAttribute('aria-describedby');
-          $(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
-          _this2.cleanupTether();
+          $(_this.element).trigger(_this.constructor.Event.SHOWN);
 
-          if (callback) {
-            callback();
+          if (prevHoverState === HoverState.OUT) {
+            _this._leave(null, _this);
           }
         };
 
-        $(this.element).trigger(hideEvent);
-
-        if (hideEvent.isDefaultPrevented()) {
+        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
+          $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
           return;
         }
 
-        $(tip).removeClass(ClassName.IN);
+        complete();
+      }
+    };
 
-        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
+    Tooltip.prototype.hide = function hide(callback) {
+      var _this2 = this;
 
-          $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-        } else {
-          complete();
+      var tip = this.getTipElement();
+      var hideEvent = $.Event(this.constructor.Event.HIDE);
+      var complete = function complete() {
+        if (_this2._hoverState !== HoverState.IN && tip.parentNode) {
+          tip.parentNode.removeChild(tip);
         }
 
-        this._hoverState = '';
-      }
+        _this2.element.removeAttribute('aria-describedby');
+        $(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
+        _this2.cleanupTether();
 
-      // protected
+        if (callback) {
+          callback();
+        }
+      };
 
-    }, {
-      key: 'isWithContent',
-      value: function isWithContent() {
-        return Boolean(this.getTitle());
-      }
-    }, {
-      key: 'getTipElement',
-      value: function getTipElement() {
-        return this.tip = this.tip || $(this.config.template)[0];
+      $(this.element).trigger(hideEvent);
+
+      if (hideEvent.isDefaultPrevented()) {
+        return;
       }
-    }, {
-      key: 'setContent',
-      value: function setContent() {
-        var $tip = $(this.getTipElement());
 
-        this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
+      $(tip).removeClass(ClassName.IN);
 
-        $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+      if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
 
-        this.cleanupTether();
+        $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
+      } else {
+        complete();
       }
-    }, {
-      key: 'setElementContent',
-      value: function setElementContent($element, content) {
-        var html = this.config.html;
-        if (typeof content === 'object' && (content.nodeType || content.jquery)) {
-          // content is a DOM node or a jQuery
-          if (html) {
-            if (!$(content).parent().is($element)) {
-              $element.empty().append(content);
-            }
-          } else {
-            $element.text($(content).text());
+
+      this._hoverState = '';
+    };
+
+    // protected
+
+    Tooltip.prototype.isWithContent = function isWithContent() {
+      return Boolean(this.getTitle());
+    };
+
+    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());
+
+      $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);
+
+      this.cleanupTether();
+    };
+
+    Tooltip.prototype.setElementContent = function setElementContent($element, content) {
+      var html = this.config.html;
+      if ((typeof content === 'undefined' ? 'undefined' : _typeof(content)) === 'object' && (content.nodeType || content.jquery)) {
+        // content is a DOM node or a jQuery
+        if (html) {
+          if (!$(content).parent().is($element)) {
+            $element.empty().append(content);
           }
         } else {
-          $element[html ? 'html' : 'text'](content);
+          $element.text($(content).text());
         }
+      } else {
+        $element[html ? 'html' : 'text'](content);
       }
-    }, {
-      key: 'getTitle',
-      value: function getTitle() {
-        var title = this.element.getAttribute('data-original-title');
+    };
 
-        if (!title) {
-          title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
-        }
+    Tooltip.prototype.getTitle = function getTitle() {
+      var title = this.element.getAttribute('data-original-title');
 
-        return title;
-      }
-    }, {
-      key: 'cleanupTether',
-      value: function cleanupTether() {
-        if (this._tether) {
-          this._tether.destroy();
-        }
+      if (!title) {
+        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
       }
 
-      // private
+      return title;
+    };
 
-    }, {
-      key: '_getAttachment',
-      value: function _getAttachment(placement) {
-        return AttachmentMap[placement.toUpperCase()];
+    Tooltip.prototype.cleanupTether = function cleanupTether() {
+      if (this._tether) {
+        this._tether.destroy();
       }
-    }, {
-      key: '_setListeners',
-      value: function _setListeners() {
-        var _this3 = this;
+    };
 
-        var triggers = this.config.trigger.split(' ');
+    // private
 
-        triggers.forEach(function (trigger) {
-          if (trigger === 'click') {
-            $(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, $.proxy(_this3.toggle, _this3));
-          } else if (trigger !== Trigger.MANUAL) {
-            var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
-            var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
+    Tooltip.prototype._getAttachment = function _getAttachment(placement) {
+      return AttachmentMap[placement.toUpperCase()];
+    };
 
-            $(_this3.element).on(eventIn, _this3.config.selector, $.proxy(_this3._enter, _this3)).on(eventOut, _this3.config.selector, $.proxy(_this3._leave, _this3));
-          }
-        });
+    Tooltip.prototype._setListeners = function _setListeners() {
+      var _this3 = this;
 
-        if (this.config.selector) {
-          this.config = $.extend({}, this.config, {
-            trigger: 'manual',
-            selector: ''
-          });
-        } else {
-          this._fixTitle();
-        }
-      }
-    }, {
-      key: '_fixTitle',
-      value: function _fixTitle() {
-        var titleType = typeof this.element.getAttribute('data-original-title');
-        if (this.element.getAttribute('title') || titleType !== 'string') {
-          this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
-          this.element.setAttribute('title', '');
+      var triggers = this.config.trigger.split(' ');
+
+      triggers.forEach(function (trigger) {
+        if (trigger === 'click') {
+          $(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, $.proxy(_this3.toggle, _this3));
+        } else if (trigger !== Trigger.MANUAL) {
+          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
+
+          $(_this3.element).on(eventIn, _this3.config.selector, $.proxy(_this3._enter, _this3)).on(eventOut, _this3.config.selector, $.proxy(_this3._leave, _this3));
         }
+      });
+
+      if (this.config.selector) {
+        this.config = $.extend({}, this.config, {
+          trigger: 'manual',
+          selector: ''
+        });
+      } else {
+        this._fixTitle();
       }
-    }, {
-      key: '_enter',
-      value: function _enter(event, context) {
-        var dataKey = this.constructor.DATA_KEY;
+    };
 
-        context = context || $(event.currentTarget).data(dataKey);
+    Tooltip.prototype._fixTitle = function _fixTitle() {
+      var titleType = _typeof(this.element.getAttribute('data-original-title'));
+      if (this.element.getAttribute('title') || titleType !== 'string') {
+        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
+        this.element.setAttribute('title', '');
+      }
+    };
 
-        if (!context) {
-          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-          $(event.currentTarget).data(dataKey, context);
-        }
+    Tooltip.prototype._enter = function _enter(event, context) {
+      var dataKey = this.constructor.DATA_KEY;
 
-        if (event) {
-          context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
-        }
+      context = context || $(event.currentTarget).data(dataKey);
 
-        if ($(context.getTipElement()).hasClass(ClassName.IN) || context._hoverState === HoverState.IN) {
-          context._hoverState = HoverState.IN;
-          return;
-        }
+      if (!context) {
+        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+        $(event.currentTarget).data(dataKey, context);
+      }
 
-        clearTimeout(context._timeout);
+      if (event) {
+        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
+      }
 
+      if ($(context.getTipElement()).hasClass(ClassName.IN) || context._hoverState === HoverState.IN) {
         context._hoverState = HoverState.IN;
+        return;
+      }
+
+      clearTimeout(context._timeout);
+
+      context._hoverState = HoverState.IN;
 
-        if (!context.config.delay || !context.config.delay.show) {
+      if (!context.config.delay || !context.config.delay.show) {
+        context.show();
+        return;
+      }
+
+      context._timeout = setTimeout(function () {
+        if (context._hoverState === HoverState.IN) {
           context.show();
-          return;
         }
+      }, context.config.delay.show);
+    };
 
-        context._timeout = setTimeout(function () {
-          if (context._hoverState === HoverState.IN) {
-            context.show();
-          }
-        }, context.config.delay.show);
-      }
-    }, {
-      key: '_leave',
-      value: function _leave(event, context) {
-        var dataKey = this.constructor.DATA_KEY;
+    Tooltip.prototype._leave = function _leave(event, context) {
+      var dataKey = this.constructor.DATA_KEY;
 
-        context = context || $(event.currentTarget).data(dataKey);
+      context = context || $(event.currentTarget).data(dataKey);
 
-        if (!context) {
-          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-          $(event.currentTarget).data(dataKey, context);
-        }
+      if (!context) {
+        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+        $(event.currentTarget).data(dataKey, context);
+      }
 
-        if (event) {
-          context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
-        }
+      if (event) {
+        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
+      }
 
-        if (context._isWithActiveTrigger()) {
-          return;
-        }
+      if (context._isWithActiveTrigger()) {
+        return;
+      }
+
+      clearTimeout(context._timeout);
 
-        clearTimeout(context._timeout);
+      context._hoverState = HoverState.OUT;
 
-        context._hoverState = HoverState.OUT;
+      if (!context.config.delay || !context.config.delay.hide) {
+        context.hide();
+        return;
+      }
 
-        if (!context.config.delay || !context.config.delay.hide) {
+      context._timeout = setTimeout(function () {
+        if (context._hoverState === HoverState.OUT) {
           context.hide();
-          return;
         }
+      }, context.config.delay.hide);
+    };
 
-        context._timeout = setTimeout(function () {
-          if (context._hoverState === HoverState.OUT) {
-            context.hide();
-          }
-        }, context.config.delay.hide);
-      }
-    }, {
-      key: '_isWithActiveTrigger',
-      value: function _isWithActiveTrigger() {
-        for (var trigger in this._activeTrigger) {
-          if (this._activeTrigger[trigger]) {
-            return true;
-          }
+    Tooltip.prototype._isWithActiveTrigger = function _isWithActiveTrigger() {
+      for (var trigger in this._activeTrigger) {
+        if (this._activeTrigger[trigger]) {
+          return true;
         }
-
-        return false;
       }
-    }, {
-      key: '_getConfig',
-      value: function _getConfig(config) {
-        config = $.extend({}, this.constructor.Default, $(this.element).data(), config);
-
-        if (config.delay && typeof config.delay === 'number') {
-          config.delay = {
-            show: config.delay,
-            hide: config.delay
-          };
-        }
 
-        Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+      return false;
+    };
+
+    Tooltip.prototype._getConfig = function _getConfig(config) {
+      config = $.extend({}, this.constructor.Default, $(this.element).data(), config);
 
-        return config;
+      if (config.delay && typeof config.delay === 'number') {
+        config.delay = {
+          show: config.delay,
+          hide: config.delay
+        };
       }
-    }, {
-      key: '_getDelegateConfig',
-      value: function _getDelegateConfig() {
-        var config = {};
-
-        if (this.config) {
-          for (var key in this.config) {
-            if (this.constructor.Default[key] !== this.config[key]) {
-              config[key] = this.config[key];
-            }
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Tooltip.prototype._getDelegateConfig = function _getDelegateConfig() {
+      var config = {};
+
+      if (this.config) {
+        for (var key in this.config) {
+          if (this.constructor.Default[key] !== this.config[key]) {
+            config[key] = this.config[key];
           }
         }
-
-        return config;
       }
 
-      // static
+      return config;
+    };
 
-    }], [{
-      key: '_jQueryInterface',
-      value: function _jQueryInterface(config) {
-        return this.each(function () {
-          var data = $(this).data(DATA_KEY);
-          var _config = typeof config === 'object' ? config : null;
+    // static
 
-          if (!data && /destroy|hide/.test(config)) {
-            return;
-          }
+    Tooltip._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 Tooltip(this, _config);
-            $(this).data(DATA_KEY, data);
-          }
+        if (!data && /dispose|hide/.test(config)) {
+          return;
+        }
 
-          if (typeof config === 'string') {
-            if (data[config] === undefined) {
-              throw new Error('No method named "' + config + '"');
-            }
-            data[config]();
+        if (!data) {
+          data = new Tooltip(this, _config);
+          $(this).data(DATA_KEY, data);
+        }
+
+        if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error('No method named "' + config + '"');
           }
-        });
-      }
-    }, {
+          data[config]();
+        }
+      });
+    };
+
+    _createClass(Tooltip, null, [{
       key: 'VERSION',
       get: function get() {
         return VERSION;
@@ -605,7 +571,13 @@ var Tooltip = (function ($) {
     }]);
 
     return Tooltip;
-  })();
+  }();
+
+  /**
+   * ------------------------------------------------------------------------
+   * jQuery
+   * ------------------------------------------------------------------------
+   */
 
   $.fn[NAME] = Tooltip._jQueryInterface;
   $.fn[NAME].Constructor = Tooltip;
@@ -615,4 +587,4 @@ var Tooltip = (function ($) {
   };
 
   return Tooltip;
-})(jQuery);
+}(jQuery); /* global Tether */
diff --git a/assets/javascripts/bootstrap/util.js b/assets/javascripts/bootstrap/util.js
index f2b4dff..6bb47a7 100644
--- a/assets/javascripts/bootstrap/util.js
+++ b/assets/javascripts/bootstrap/util.js
@@ -1,13 +1,11 @@
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.4): util.js
+ * Bootstrap (v4.0.0-alpha.5): util.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
-'use strict';
-
-var Util = (function ($) {
+var Util = function ($) {
 
   /**
    * ------------------------------------------------------------------------
@@ -28,7 +26,7 @@ var Util = (function ($) {
 
   // shoutout AngusCroll (https://goo.gl/pxwQGp)
   function toType(obj) {
-    return ({}).toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
+    return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
   }
 
   function isElement(obj) {
@@ -55,9 +53,9 @@ var Util = (function ($) {
 
     var el = document.createElement('bootstrap');
 
-    for (var _name in TransitionEndEvent) {
-      if (el.style[_name] !== undefined) {
-        return { end: TransitionEndEvent[_name] };
+    for (var name in TransitionEndEvent) {
+      if (el.style[name] !== undefined) {
+        return { end: TransitionEndEvent[name] };
       }
     }
 
@@ -105,12 +103,11 @@ var Util = (function ($) {
     getUID: function getUID(prefix) {
       do {
         /* eslint-disable no-bitwise */
-        prefix += ~ ~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
+        prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
         /* eslint-enable no-bitwise */
       } while (document.getElementById(prefix));
       return prefix;
     },
-
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
 
@@ -121,25 +118,21 @@ var Util = (function ($) {
 
       return selector;
     },
-
     reflow: function reflow(element) {
       new Function('bs', 'return bs')(element.offsetHeight);
     },
-
     triggerTransitionEnd: function triggerTransitionEnd(element) {
       $(element).trigger(transition.end);
     },
-
     supportsTransitionEnd: function supportsTransitionEnd() {
       return Boolean(transition);
     },
-
     typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
       for (var property in configTypes) {
         if (configTypes.hasOwnProperty(property)) {
           var expectedTypes = configTypes[property];
           var value = config[property];
-          var valueType = undefined;
+          var valueType = void 0;
 
           if (value && isElement(value)) {
             valueType = 'element';
@@ -158,4 +151,4 @@ var Util = (function ($) {
   setTransitionEndSupport();
 
   return Util;
-})(jQuery);
+}(jQuery);
diff --git a/assets/stylesheets/_bootstrap.scss b/assets/stylesheets/_bootstrap.scss
index e088128..b17b05c 100644
--- a/assets/stylesheets/_bootstrap.scss
+++ b/assets/stylesheets/_bootstrap.scss
@@ -1,5 +1,5 @@
 /*!
- * Bootstrap v4.0.0-alpha.4 (http://getbootstrap.com)
+ * Bootstrap v4.0.0-alpha.5 (https://getbootstrap.com)
  * Copyright 2011-2016 The Bootstrap Authors
  * Copyright 2011-2016 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
diff --git a/assets/stylesheets/bootstrap/_alert.scss b/assets/stylesheets/bootstrap/_alert.scss
index 4331771..260ce20 100644
--- a/assets/stylesheets/bootstrap/_alert.scss
+++ b/assets/stylesheets/bootstrap/_alert.scss
@@ -3,7 +3,7 @@
 //
 
 .alert {
-  padding: $alert-padding;
+  padding: $alert-padding-y $alert-padding-x;
   margin-bottom: $spacer-y;
   border: $alert-border-width solid transparent;
   @include border-radius($alert-border-radius);
@@ -26,13 +26,13 @@
 // Expand the right padding and account for the close button's positioning.
 
 .alert-dismissible {
-  padding-right: ($alert-padding * 2);
+  padding-right: ($alert-padding-x * 2);
 
   // Adjust close link position
   .close {
     position: relative;
     top: -.125rem;
-    right: -$alert-padding;
+    right: -$alert-padding-x;
     color: inherit;
   }
 }
diff --git a/assets/stylesheets/bootstrap/_animation.scss b/assets/stylesheets/bootstrap/_animation.scss
index edd7147..f0dfff8 100644
--- a/assets/stylesheets/bootstrap/_animation.scss
+++ b/assets/stylesheets/bootstrap/_animation.scss
@@ -9,12 +9,21 @@
 
 .collapse {
   display: none;
-
   &.in {
     display: block;
   }
-  // tr&.in    { display: table-row; }
-  // tbody&.in { display: table-row-group; }
+}
+
+tr {
+  &.collapse.in {
+    display: table-row;
+  }
+}
+
+tbody {
+  &.collapse.in {
+    display: table-row-group;
+  }
 }
 
 .collapsing {
diff --git a/assets/stylesheets/bootstrap/_button-group.scss b/assets/stylesheets/bootstrap/_button-group.scss
index 60e9f7a..0e63ecc 100644
--- a/assets/stylesheets/bootstrap/_button-group.scss
+++ b/assets/stylesheets/bootstrap/_button-group.scss
@@ -10,6 +10,7 @@
   > .btn {
     position: relative;
     float: left;
+    margin-bottom: 0;
 
     // Bring the "active" button to the front
     &:focus,
diff --git a/assets/stylesheets/bootstrap/_card.scss b/assets/stylesheets/bootstrap/_card.scss
index 6fa77e6..01a5733 100644
--- a/assets/stylesheets/bootstrap/_card.scss
+++ b/assets/stylesheets/bootstrap/_card.scss
@@ -70,6 +70,7 @@
 .card-header {
   @include clearfix;
   padding: $card-spacer-y $card-spacer-x;
+  margin-bottom: 0; // Removes the default margin-bottom of <hN>
   background-color: $card-cap-bg;
   border-bottom: $card-border-width solid $card-border-color;
 
@@ -168,7 +169,7 @@
 // Card image
 .card-img {
   // margin: -1.325rem;
-  @include border-radius(.25rem);
+  @include border-radius($card-border-radius-inner);
 }
 .card-img-overlay {
   position: absolute;
@@ -314,6 +315,7 @@
     column-gap: $card-columns-sm-up-column-gap;
 
     .card {
+      display: inline-block; // Don't let them vertically span multiple columns
       width: 100%; // Don't let them exceed the column width
     }
   }
diff --git a/assets/stylesheets/bootstrap/_custom-forms.scss b/assets/stylesheets/bootstrap/_custom-forms.scss
index a5f0bdf..e74f5c7 100644
--- a/assets/stylesheets/bootstrap/_custom-forms.scss
+++ b/assets/stylesheets/bootstrap/_custom-forms.scss
@@ -2,7 +2,7 @@
 
 // Embedded icons from Open Iconic.
 // Released under MIT and copyright 2014 Waybury.
-// http://useiconic.com/open
+// https://useiconic.com/open
 
 
 // Checkboxes and radios
@@ -11,7 +11,7 @@
 
 .custom-control {
   position: relative;
-  display: inline;
+  display: inline-block;
   padding-left: $custom-control-gutter;
   cursor: pointer;
 
@@ -61,7 +61,7 @@
 
 .custom-control-indicator {
   position: absolute;
-  top: .0625rem;
+  top: .25rem;
   left: 0;
   display: block;
   width: $custom-control-indicator-size;
@@ -117,13 +117,8 @@
 
 .custom-controls-stacked {
   .custom-control {
-    display: inline;
-
-    &::after {
-      display: block;
-      margin-bottom: $custom-control-spacer-y;
-      content: "";
-    }
+    float: left;
+    clear: left;
 
     + .custom-control {
       margin-left: 0;
@@ -142,6 +137,8 @@
 .custom-select {
   display: inline-block;
   max-width: 100%;
+  $select-border-width: ($border-width * 2);
+  height: calc(#{$input-height} - #{$select-border-width});
   padding: $custom-select-padding-y ($custom-select-padding-x + $custom-select-indicator-padding) $custom-select-padding-y $custom-select-padding-x;
   padding-right: $custom-select-padding-x \9;
   color: $custom-select-color;
diff --git a/assets/stylesheets/bootstrap/_dropdown.scss b/assets/stylesheets/bootstrap/_dropdown.scss
index e696d28..47702e7 100644
--- a/assets/stylesheets/bootstrap/_dropdown.scss
+++ b/assets/stylesheets/bootstrap/_dropdown.scss
@@ -141,6 +141,7 @@
 .dropdown-header {
   display: block;
   padding: $dropdown-padding-y $dropdown-item-padding-x;
+  margin-bottom: 0; // for use with heading elements
   font-size: $font-size-sm;
   color: $dropdown-header-color;
   white-space: nowrap; // as with > li > a
diff --git a/assets/stylesheets/bootstrap/_forms.scss b/assets/stylesheets/bootstrap/_forms.scss
index 263a8bc..be19a07 100644
--- a/assets/stylesheets/bootstrap/_forms.scss
+++ b/assets/stylesheets/bootstrap/_forms.scss
@@ -18,8 +18,16 @@
   background-image: none;
   background-clip: padding-box;
   border: $input-btn-border-width solid $input-border-color;
+
   // Note: This has no effect on <select>s in some browsers, due to the limited stylability of `<select>`s in CSS.
-  @include border-radius($input-border-radius);
+  @if $enable-rounded {
+    // Manually use the if/else instead of the mixin to account for iOS override
+    border-radius: $input-border-radius;
+  } @else {
+    // Otherwise undo the iOS default
+    border-radius: 0;
+  }
+
   @include box-shadow($input-box-shadow);
   @include transition(border-color ease-in-out .15s, box-shadow ease-in-out .15s);
 
@@ -58,7 +66,8 @@
 
 select.form-control {
   &:not([size]):not([multiple]) {
-    height: $input-height;
+    $select-border-width: ($border-width * 2);
+    height: calc(#{$input-height} - #{$select-border-width});
   }
 
   &:focus::-ms-value {
@@ -124,12 +133,11 @@ select.form-control {
 // horizontal form layout.
 
 .form-control-static {
-  min-height: $input-height;
-  // Size it appropriately next to real form controls
   padding-top: $input-padding-y;
   padding-bottom: $input-padding-y;
-  // Remove default margin from `p`
-  margin-bottom: 0;
+  line-height: $input-line-height;
+  border: solid transparent;
+  border-width: 1px 0;
 
   &.form-control-sm,
   &.form-control-lg {
@@ -239,6 +247,7 @@ select.form-control-lg {
   }
 
   &.disabled {
+    color: $text-muted;
     cursor: $cursor-disabled;
   }
 }
@@ -321,6 +330,7 @@ select.form-control-lg {
 
     .input-group {
       display: inline-table;
+      width: auto;
       vertical-align: middle;
 
       .input-group-addon,
diff --git a/assets/stylesheets/bootstrap/_images.scss b/assets/stylesheets/bootstrap/_images.scss
index 9894269..3cdedc4 100644
--- a/assets/stylesheets/bootstrap/_images.scss
+++ b/assets/stylesheets/bootstrap/_images.scss
@@ -6,13 +6,9 @@
 // which weren't expecting the images within themselves to be involuntarily resized.
 // See also https://github.com/twbs/bootstrap/issues/18178
 .img-fluid {
-  @include img-fluid();
+  @include img-fluid;
 }
 
-// Rounded corners
-.img-rounded {
-  @include border-radius($border-radius-lg);
-}
 
 // Image thumbnails
 .img-thumbnail {
@@ -24,12 +20,7 @@
   @include box-shadow($thumbnail-box-shadow);
 
   // Keep them at most 100% wide
-  @include img-fluid(inline-block);
-}
-
-// Perfect circle
-.img-circle {
-  border-radius: 50%;
+  @include img-fluid;
 }
 
 //
diff --git a/assets/stylesheets/bootstrap/_list-group.scss b/assets/stylesheets/bootstrap/_list-group.scss
index d7e2ec5..1e0d112 100644
--- a/assets/stylesheets/bootstrap/_list-group.scss
+++ b/assets/stylesheets/bootstrap/_list-group.scss
@@ -70,6 +70,8 @@
 
 .list-group-flush {
   .list-group-item {
+    border-right: 0;
+    border-left: 0;
     border-radius: 0;
   }
 }
diff --git a/assets/stylesheets/bootstrap/_mixins.scss b/assets/stylesheets/bootstrap/_mixins.scss
index 1b5bf0f..e53ab34 100644
--- a/assets/stylesheets/bootstrap/_mixins.scss
+++ b/assets/stylesheets/bootstrap/_mixins.scss
@@ -51,4 +51,4 @@
 // @import "mixins/navbar-align";
 @import "mixins/grid-framework";
 @import "mixins/grid";
-@import "mixins/pulls";
+@import "mixins/float";
diff --git a/assets/stylesheets/bootstrap/_modal.scss b/assets/stylesheets/bootstrap/_modal.scss
index 83a1335..c326d56 100644
--- a/assets/stylesheets/bootstrap/_modal.scss
+++ b/assets/stylesheets/bootstrap/_modal.scss
@@ -1,7 +1,7 @@
 // .modal-open      - body class for killing the scroll
 // .modal           - container to scroll within
 // .modal-dialog    - positioning shell for the actual modal
-// .modal-content   - actual modal w/ bg and corners and shit
+// .modal-content   - actual modal w/ bg and corners and stuff
 
 
 // Kill the scroll on the body
@@ -22,7 +22,9 @@
   // Prevent Chrome on Windows from adding a focus outline. For details, see
   // https://github.com/twbs/bootstrap/pull/10951.
   outline: 0;
-  -webkit-overflow-scrolling: touch;
+  // We deliberately don't use `-webkit-overflow-scrolling: touch;` due to a
+  // gnarly iOS Safari bug: https://bugs.webkit.org/show_bug.cgi?id=158342
+  // See also https://github.com/twbs/bootstrap/issues/17695
 
   // When fading in the modal, animate it to slide down
   &.fade .modal-dialog {
diff --git a/assets/stylesheets/bootstrap/_navbar.scss b/assets/stylesheets/bootstrap/_navbar.scss
index 881af0d..7dc2a2b 100644
--- a/assets/stylesheets/bootstrap/_navbar.scss
+++ b/assets/stylesheets/bootstrap/_navbar.scss
@@ -69,26 +69,23 @@
 
 .navbar-brand {
   float: left;
-  padding-top:    $navbar-brand-padding-y;
+  padding-top: $navbar-brand-padding-y;
   padding-bottom: $navbar-brand-padding-y;
   margin-right: 1rem;
   font-size: $font-size-lg;
+  line-height: inherit;
 
   @include hover-focus {
     text-decoration: none;
   }
-
-  > img {
-    display: block;
-  }
 }
 
 
 .navbar-divider {
   float: left;
   width: $border-width;
-  padding-top: .425rem;
-  padding-bottom: .425rem;
+  padding-top: $navbar-divider-padding-y;
+  padding-bottom: $navbar-divider-padding-y;
   margin-right: $navbar-padding-x;
   margin-left:  $navbar-padding-x;
   overflow: hidden;
@@ -99,24 +96,74 @@
 }
 
 
+// Navbar text
+//
+//
+
+.navbar-text {
+  display: inline-block;
+  padding-top:    .425rem;
+  padding-bottom: .425rem;
+}
+
+
 // Navbar toggle
 //
 // Custom button for toggling the `.navbar-collapse`, powered by the collapse
 // Bootstrap JavaScript plugin.
 
 .navbar-toggler {
-  padding: .5rem .75rem;
-  font-size: $font-size-lg;
+  width: 2.5em;
+  height: 2em;
+  padding: $navbar-toggler-padding-y $navbar-toggler-padding-x;
+  font-size: $navbar-toggler-font-size;
   line-height: 1;
-  background: none;
+  background: transparent no-repeat center center;
+  background-size: 24px 24px;
   border: $border-width solid transparent;
-  @include border-radius($btn-border-radius);
+  @include border-radius($navbar-toggler-border-radius);
 
   @include hover-focus {
     text-decoration: none;
   }
 }
 
+// scss-lint:disable ImportantRule
+.navbar-toggleable {
+  @each $breakpoint in map-keys($grid-breakpoints) {
+    $next: breakpoint-next($breakpoint, $grid-breakpoints);
+
+    &-#{$breakpoint} {
+      @include clearfix;
+
+      @include media-breakpoint-down($breakpoint) {
+        .navbar-brand {
+          display: block;
+          float: none;
+          margin-top: .5rem;
+          margin-right: 0;
+        }
+
+        .navbar-nav {
+          margin-top: .5rem;
+          margin-bottom: .5rem;
+
+          .dropdown-menu {
+            position: static;
+            float: none;
+          }
+        }
+      }
+
+      @include media-breakpoint-up($next) {
+        display: block;
+      }
+    }
+  }
+}
+// scss-lint:enable ImportantRule
+
+
 // Navigation
 //
 // Custom navbar navigation built on the base `.nav` styles.
@@ -143,7 +190,8 @@
 
 // Dark links against a light background
 .navbar-light {
-  .navbar-brand {
+  .navbar-brand,
+  .navbar-toggler {
     color: $navbar-light-active-color;
 
     @include hover-focus {
@@ -170,6 +218,11 @@
     }
   }
 
+  .navbar-toggler {
+    background-image: $navbar-light-toggler-bg;
+    border-color: $navbar-light-toggler-border;
+  }
+
   .navbar-divider {
     background-color: rgba(0,0,0,.075);
   }
@@ -177,7 +230,8 @@
 
 // White links against a dark background
 .navbar-dark {
-  .navbar-brand {
+  .navbar-brand,
+  .navbar-toggler {
     color: $navbar-dark-active-color;
 
     @include hover-focus {
@@ -204,6 +258,11 @@
     }
   }
 
+  .navbar-toggler {
+    background-image: $navbar-dark-toggler-bg;
+    border-color: $navbar-dark-toggler-border;
+  }
+
   .navbar-divider {
     background-color: rgba(255,255,255,.075);
   }
diff --git a/assets/stylesheets/bootstrap/_normalize.scss b/assets/stylesheets/bootstrap/_normalize.scss
index 8a74836..827b7f3 100644
--- a/assets/stylesheets/bootstrap/_normalize.scss
+++ b/assets/stylesheets/bootstrap/_normalize.scss
@@ -1,14 +1,16 @@
-/*! normalize.css v4.0.0 | MIT License | github.com/necolas/normalize.css */
+/*! normalize.css v4.2.0 | MIT License | github.com/necolas/normalize.css */
 
 //
 // 1. Change the default font family in all browsers (opinionated).
-// 2. Prevent adjustments of font size after orientation changes in IE and iOS.
+// 2. Correct the line height in all browsers.
+// 3. Prevent adjustments of font size after orientation changes in IE and iOS.
 //
 
 html {
   font-family: sans-serif; // 1
-  -ms-text-size-adjust: 100%; // 2
-  -webkit-text-size-adjust: 100%; // 2
+  line-height: 1.15; // 2
+  -ms-text-size-adjust: 100%; // 3
+  -webkit-text-size-adjust: 100%; // 3
 }
 
 //
@@ -76,7 +78,7 @@ progress {
 // 1. Add the correct display in IE.
 //
 
-template, // 2
+template, // 1
 [hidden] {
   display: none;
 }
@@ -85,11 +87,13 @@ template, // 2
 // ==========================================================================
 
 //
-// Remove the gray background on active links in IE 10.
+// 1. Remove the gray background on active links in IE 10.
+// 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
 //
 
 a {
-  background-color: transparent;
+  background-color: transparent; // 1
+  -webkit-text-decoration-skip: objects; // 2
 }
 
 //
@@ -248,14 +252,17 @@ hr {
 // ==========================================================================
 
 //
-// Change font properties to `inherit` in all browsers (opinionated).
+// 1. Change font properties to `inherit` in all browsers (opinionated).
+// 2. Remove the margin in Firefox and Safari.
 //
 
 button,
 input,
+optgroup,
 select,
 textarea {
-  font: inherit;
+  font: inherit; // 1
+  margin: 0; // 2
 }
 
 //
@@ -269,30 +276,16 @@ optgroup {
 //
 // Show the overflow in IE.
 // 1. Show the overflow in Edge.
-// 2. Show the overflow in Edge, Firefox, and IE.
 //
 
 button,
-input, // 1
-select { // 2
+input { // 1
   overflow: visible;
 }
 
 //
-// Remove the margin in Safari.
-// 1. Remove the margin in Firefox and Safari.
-//
-
-button,
-input,
-select,
-textarea { // 1
-  margin: 0;
-}
-
-//
-// Remove the inheritence of text transform in Edge, Firefox, and IE.
-// 1. Remove the inheritence of text transform in Firefox.
+// Remove the inheritance of text transform in Edge, Firefox, and IE.
+// 1. Remove the inheritance of text transform in Firefox.
 //
 
 button,
@@ -301,28 +294,9 @@ select { // 1
 }
 
 //
-// Change the cursor in all browsers (opinionated).
-//
-
-button,
-[type="button"],
-[type="reset"],
-[type="submit"] {
-  cursor: pointer;
-}
-
-//
-// Restore the default cursor to disabled elements unset by the previous rule.
-//
-
-[disabled] {
-  cursor: default;
-}
-
-//
 // 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
 //    controls in Android 4.
-// 2. Correct the inability to style clickable types in iOS.
+// 2. Correct the inability to style clickable types in iOS and Safari.
 //
 
 button,
@@ -337,8 +311,10 @@ html [type="button"], // 1
 //
 
 button::-moz-focus-inner,
-input::-moz-focus-inner {
-  border: 0;
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  border-style: none;
   padding: 0;
 }
 
@@ -347,7 +323,9 @@ input::-moz-focus-inner {
 //
 
 button:-moz-focusring,
-input:-moz-focusring {
+[type="button"]:-moz-focusring,
+[type="reset"]:-moz-focusring,
+[type="submit"]:-moz-focusring {
   outline: 1px dotted ButtonText;
 }
 
@@ -406,19 +384,39 @@ textarea {
 }
 
 //
-// Correct the odd appearance of search inputs in Chrome and Safari.
+// 1. Correct the odd appearance in Chrome and Safari.
+// 2. Correct the outline style in Safari.
 //
 
 [type="search"] {
-  -webkit-appearance: textfield;
+  -webkit-appearance: textfield; // 1
+  outline-offset: -2px; // 2
 }
 
 //
-// Remove the inner padding and cancel buttons in Chrome on OS X and
-// Safari on OS X.
+// Remove the inner padding and cancel buttons in Chrome and Safari on OS X.
 //
 
 [type="search"]::-webkit-search-cancel-button,
 [type="search"]::-webkit-search-decoration {
   -webkit-appearance: none;
 }
+
+//
+// Correct the text style of placeholders in Chrome, Edge, and Safari.
+//
+
+::-webkit-input-placeholder {
+  color: inherit;
+  opacity: 0.54;
+}
+
+//
+// 1. Correct the inability to style clickable types in iOS and Safari.
+// 2. Change font properties to `inherit` in Safari.
+//
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button; // 1
+  font: inherit; // 2
+}
diff --git a/assets/stylesheets/bootstrap/_popover.scss b/assets/stylesheets/bootstrap/_popover.scss
index 6e6fe3c..86b489a 100644
--- a/assets/stylesheets/bootstrap/_popover.scss
+++ b/assets/stylesheets/bootstrap/_popover.scss
@@ -25,19 +25,22 @@
   &.bs-tether-element-attached-bottom {
     margin-top: -$popover-arrow-width;
 
-    .popover-arrow {
-      bottom: -$popover-arrow-outer-width;
+    &::before,
+    &::after {
       left: 50%;
+      border-bottom-width: 0;
+    }
+
+    &::before {
+      bottom: -$popover-arrow-outer-width;
       margin-left: -$popover-arrow-outer-width;
       border-top-color: $popover-arrow-outer-color;
-      border-bottom-width: 0;
-      &::after {
-        bottom: 1px;
-        margin-left: -$popover-arrow-width;
-        content: "";
-        border-top-color: $popover-arrow-color;
-        border-bottom-width: 0;
-      }
+    }
+
+    &::after {
+      bottom: -($popover-arrow-outer-width - 1);
+      margin-left: -$popover-arrow-width;
+      border-top-color: $popover-arrow-color;
     }
   }
 
@@ -45,19 +48,22 @@
   &.bs-tether-element-attached-left {
     margin-left: $popover-arrow-width;
 
-    .popover-arrow {
+    &::before,
+    &::after {
       top: 50%;
+      border-left-width: 0;
+    }
+
+    &::before {
       left: -$popover-arrow-outer-width;
       margin-top: -$popover-arrow-outer-width;
       border-right-color: $popover-arrow-outer-color;
-      border-left-width: 0;
-      &::after {
-        bottom: -$popover-arrow-width;
-        left: 1px;
-        content: "";
-        border-right-color: $popover-arrow-color;
-        border-left-width: 0;
-      }
+    }
+
+    &::after {
+      left: -($popover-arrow-outer-width - 1);
+      margin-top: -($popover-arrow-outer-width - 1);
+      border-right-color: $popover-arrow-color;
     }
   }
 
@@ -65,19 +71,34 @@
   &.bs-tether-element-attached-top {
     margin-top: $popover-arrow-width;
 
-    .popover-arrow {
-      top: -$popover-arrow-outer-width;
+    &::before,
+    &::after {
       left: 50%;
-      margin-left: -$popover-arrow-outer-width;
       border-top-width: 0;
+    }
+
+    &::before {
+      top: -$popover-arrow-outer-width;
+      margin-left: -$popover-arrow-outer-width;
       border-bottom-color: $popover-arrow-outer-color;
-      &::after {
-        top: 1px;
-        margin-left: -$popover-arrow-width;
-        content: "";
-        border-top-width: 0;
-        border-bottom-color: $popover-arrow-color;
-      }
+    }
+
+    &::after {
+      top: -($popover-arrow-outer-width - 1);
+      margin-left: -$popover-arrow-width;
+      border-bottom-color: $popover-title-bg;
+    }
+
+    // This will remove the popover-title's border just below the arrow
+    .popover-title::before {
+      position: absolute;
+      top: 0;
+      left: 50%;
+      display: block;
+      width: 20px;
+      margin-left: -10px;
+      content: "";
+      border-bottom: 1px solid $popover-title-bg;
     }
   }
 
@@ -85,19 +106,22 @@
   &.bs-tether-element-attached-right {
     margin-left: -$popover-arrow-width;
 
-    .popover-arrow {
+    &::before,
+    &::after {
       top: 50%;
+      border-right-width: 0;
+    }
+
+    &::before {
       right: -$popover-arrow-outer-width;
       margin-top: -$popover-arrow-outer-width;
-      border-right-width: 0;
       border-left-color: $popover-arrow-outer-color;
-      &::after {
-        right: 1px;
-        bottom: -$popover-arrow-width;
-        content: "";
-        border-right-width: 0;
-        border-left-color: $popover-arrow-color;
-      }
+    }
+
+    &::after {
+      right: -($popover-arrow-outer-width - 1);
+      margin-top: -($popover-arrow-outer-width - 1);
+      border-left-color: $popover-arrow-color;
     }
   }
 }
@@ -127,21 +151,21 @@
 //
 // .popover-arrow is outer, .popover-arrow::after is inner
 
-.popover-arrow {
-  &,
-  &::after {
-    position: absolute;
-    display: block;
-    width: 0;
-    height: 0;
-    border-color: transparent;
-    border-style: solid;
-  }
+.popover::before,
+.popover::after {
+  position: absolute;
+  display: block;
+  width: 0;
+  height: 0;
+  border-color: transparent;
+  border-style: solid;
 }
-.popover-arrow {
+
+.popover::before {
+  content: "";
   border-width: $popover-arrow-outer-width;
 }
-.popover-arrow::after {
+.popover::after {
   content: "";
   border-width: $popover-arrow-width;
 }
diff --git a/assets/stylesheets/bootstrap/_print.scss b/assets/stylesheets/bootstrap/_print.scss
index 8455660..bd41328 100644
--- a/assets/stylesheets/bootstrap/_print.scss
+++ b/assets/stylesheets/bootstrap/_print.scss
@@ -14,7 +14,10 @@
     *::before,
     *::after,
     *::first-letter,
-    *::first-line {
+    p::first-line,
+    div::first-line,
+    blockquote::first-line,
+    li::first-line {
       // Bootstrap specific; comment out `color` and `background`
       //color: #000 !important; // Black prints faster:
                                 //   http://www.sanbeiji.com/archives/953
@@ -45,9 +48,12 @@
 
     //a[href^="#"]::after,
     //a[href^="javascript:"]::after {
-    //  content: "";
+    // content: "";
     //}
 
+    pre {
+      white-space: pre-wrap !important;
+    }
     pre,
     blockquote {
       border: $border-width solid #999;   // Bootstrap custom code; using `$border-width` instead of 1px
diff --git a/assets/stylesheets/bootstrap/_reboot.scss b/assets/stylesheets/bootstrap/_reboot.scss
index 1a1e472..461ca40 100644
--- a/assets/stylesheets/bootstrap/_reboot.scss
+++ b/assets/stylesheets/bootstrap/_reboot.scss
@@ -15,7 +15,7 @@
 //
 // Heads up! This reset may cause conflicts with some third-party widgets. For
 // recommendations on resolving such conflicts, see
-// http://getbootstrap.com/getting-started/#third-box-sizing.
+// https://getbootstrap.com/getting-started/#third-box-sizing.
 //
 // Credit: https://css-tricks.com/inheriting-box-sizing-probably-slightly-better-best-practice/
 
@@ -33,15 +33,15 @@ html {
 // Make viewport responsive
 //
 // @viewport is needed because IE 10+ doesn't honor <meta name="viewport"> in
-// some cases. See http://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/.
+// some cases. See https://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/.
 // Eventually @viewport will replace <meta name="viewport">.
 //
 // However, `device-width` is broken on IE 10 on Windows (Phone) 8,
-// (see http://timkadlec.com/2013/01/windows-phone-8-and-device-width/ and https://github.com/twbs/bootstrap/issues/10497)
+// (see https://timkadlec.com/2013/01/windows-phone-8-and-device-width/ and https://github.com/twbs/bootstrap/issues/10497)
 // and the fix for that involves a snippet of JavaScript to sniff the user agent
 // and apply some conditional CSS.
 //
-// See http://getbootstrap.com/getting-started/#support-ie10-width for the relevant hack.
+// See https://getbootstrap.com/getting-started/#support-ie10-width for the relevant hack.
 //
 // Wrap `@viewport` with `@at-root` for when folks do a nested import (e.g.,
 // `.class-name { @import "bootstrap"; }`).
@@ -247,9 +247,9 @@ img {
 // DON'T remove the click delay when `<meta name="viewport" content="width=device-width">` is present.
 // However, they DO support removing the click delay via `touch-action: manipulation`.
 // See:
-// * http://v4-alpha.getbootstrap.com/content/reboot/#click-delay-optimization-for-touch
+// * https://v4-alpha.getbootstrap.com/content/reboot/#click-delay-optimization-for-touch
 // * http://caniuse.com/#feat=css-touch-action
-// * http://patrickhlauke.github.io/touch/tests/results/#suppressing-300ms-delay
+// * https://patrickhlauke.github.io/touch/tests/results/#suppressing-300ms-delay
 
 a,
 area,
@@ -312,14 +312,9 @@ input,
 button,
 select,
 textarea {
-  // Remove all `margin`s so our classes don't have to do it themselves.
-  margin: 0;
   // Normalize includes `font: inherit;`, so `font-family`. `font-size`, etc are
-  // properly inherited. However, `line-height` isn't addressed there. Using this
-  // ensures we don't need to unnecessarily redeclare the global font stack.
+  // properly inherited. However, `line-height` isn't inherited there.
   line-height: inherit;
-  // iOS adds rounded borders by default
-  border-radius: 0;
 }
 
 input[type="radio"],
diff --git a/assets/stylesheets/bootstrap/_tables.scss b/assets/stylesheets/bootstrap/_tables.scss
index 235ec98..aeedf0b 100644
--- a/assets/stylesheets/bootstrap/_tables.scss
+++ b/assets/stylesheets/bootstrap/_tables.scss
@@ -143,7 +143,7 @@
 .table-responsive {
   display: block;
   width: 100%;
-  min-height: .01%; // Workaround for IE9 bug (see https://github.com/twbs/bootstrap/issues/14837)
+  min-height: 0%; // Workaround for IE9 bug (see https://github.com/twbs/bootstrap/issues/14837)
   overflow-x: auto;
 
   // TODO: find out if we need this still.
diff --git a/assets/stylesheets/bootstrap/_tooltip.scss b/assets/stylesheets/bootstrap/_tooltip.scss
index e8151af..57ba8cf 100644
--- a/assets/stylesheets/bootstrap/_tooltip.scss
+++ b/assets/stylesheets/bootstrap/_tooltip.scss
@@ -18,10 +18,11 @@
     padding: $tooltip-arrow-width 0;
     margin-top: -$tooltip-margin;
 
-    .tooltip-arrow {
+    .tooltip-inner::before {
       bottom: 0;
       left: 50%;
       margin-left: -$tooltip-arrow-width;
+      content: "";
       border-width: $tooltip-arrow-width $tooltip-arrow-width 0;
       border-top-color: $tooltip-arrow-color;
     }
@@ -31,10 +32,11 @@
     padding: 0 $tooltip-arrow-width;
     margin-left: $tooltip-margin;
 
-    .tooltip-arrow {
+    .tooltip-inner::before {
       top: 50%;
       left: 0;
       margin-top: -$tooltip-arrow-width;
+      content: "";
       border-width: $tooltip-arrow-width $tooltip-arrow-width $tooltip-arrow-width 0;
       border-right-color: $tooltip-arrow-color;
     }
@@ -44,10 +46,11 @@
     padding: $tooltip-arrow-width 0;
     margin-top: $tooltip-margin;
 
-    .tooltip-arrow {
+    .tooltip-inner::before {
       top: 0;
       left: 50%;
       margin-left: -$tooltip-arrow-width;
+      content: "";
       border-width: 0 $tooltip-arrow-width $tooltip-arrow-width;
       border-bottom-color: $tooltip-arrow-color;
     }
@@ -57,10 +60,11 @@
     padding: 0 $tooltip-arrow-width;
     margin-left: -$tooltip-margin;
 
-    .tooltip-arrow {
+    .tooltip-inner::before {
       top: 50%;
       right: 0;
       margin-top: -$tooltip-arrow-width;
+      content: "";
       border-width: $tooltip-arrow-width 0 $tooltip-arrow-width $tooltip-arrow-width;
       border-left-color: $tooltip-arrow-color;
     }
@@ -75,13 +79,12 @@
   text-align: center;
   background-color: $tooltip-bg;
   @include border-radius($border-radius);
-}
 
-// Arrows
-.tooltip-arrow {
-  position: absolute;
-  width: 0;
-  height: 0;
-  border-color: transparent;
-  border-style: solid;
+  &::before {
+    position: absolute;
+    width: 0;
+    height: 0;
+    border-color: transparent;
+    border-style: solid;
+  }
 }
diff --git a/assets/stylesheets/bootstrap/_utilities.scss b/assets/stylesheets/bootstrap/_utilities.scss
index 87b8ba6..c63e506 100644
--- a/assets/stylesheets/bootstrap/_utilities.scss
+++ b/assets/stylesheets/bootstrap/_utilities.scss
@@ -1,8 +1,10 @@
+@import "utilities/align";
 @import "utilities/background";
+@import "utilities/borders";
 @import "utilities/clearfix";
 @import "utilities/display";
 @import "utilities/flex";
-@import "utilities/pulls";
+@import "utilities/float";
 @import "utilities/screenreaders";
 @import "utilities/spacing";
 @import "utilities/text";
diff --git a/assets/stylesheets/bootstrap/_variables.scss b/assets/stylesheets/bootstrap/_variables.scss
index 05c0088..13432f2 100644
--- a/assets/stylesheets/bootstrap/_variables.scss
+++ b/assets/stylesheets/bootstrap/_variables.scss
@@ -125,7 +125,7 @@ $link-hover-decoration: underline !default;
 
 $grid-breakpoints: (
   xs: 0,
-  sm: 544px,
+  sm: 576px,
   md: 768px,
   lg: 992px,
   xl: 1200px
@@ -138,9 +138,9 @@ $grid-breakpoints: (
 // Define the maximum width of `.container` for different screen sizes.
 
 $container-max-widths: (
-  sm: 576px,
+  sm: 540px,
   md: 720px,
-  lg: 940px,
+  lg: 960px,
   xl: 1140px
 ) !default;
 @include _assert-ascending($container-max-widths, "$container-max-widths");
@@ -150,9 +150,15 @@ $container-max-widths: (
 //
 // Set the number of columns and specify the width of the gutters.
 
-$grid-columns:      12 !default;
-$grid-gutter-width: 30px !default;
-
+$grid-columns:               12 !default;
+$grid-gutter-width-base:     30px !default;
+$grid-gutter-widths: (
+  xs: $grid-gutter-width-base,
+  sm: $grid-gutter-width-base,
+  md: $grid-gutter-width-base,
+  lg: $grid-gutter-width-base,
+  xl: $grid-gutter-width-base
+) !default;
 
 // Typography
 //
@@ -327,10 +333,10 @@ $input-border-radius:            $border-radius !default;
 $input-border-radius-lg:         $border-radius-lg !default;
 $input-border-radius-sm:         $border-radius-sm !default;
 
-$input-bg-focus:                 $input-bg;
+$input-bg-focus:                 $input-bg !default;
 $input-border-focus:             #66afe9 !default;
-$input-box-shadow-focus:         rgba(102,175,233,.6) !default;
-$input-color-focus:              $input-color;
+$input-box-shadow-focus:         $input-box-shadow, 0 0 8px rgba(102,175,233,.6) !default;
+$input-color-focus:              $input-color !default;
 
 $input-color-placeholder:        #999 !default;
 
@@ -375,13 +381,15 @@ $custom-control-active-indicator-bg:         #84c6ff !default;
 $custom-control-active-indicator-box-shadow: none !default;
 
 $custom-checkbox-radius: $border-radius !default;
-$custom-checkbox-checked-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23fff' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E") !default;
+$custom-checkbox-checked-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$custom-control-checked-indicator-color}' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E") !default;
+
 $custom-checkbox-indeterminate-bg: #0074d9 !default;
-$custom-checkbox-indeterminate-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='%23fff' d='M0 2h4'/%3E%3C/svg%3E") !default;
+$custom-checkbox-indeterminate-indicator-color: $custom-control-checked-indicator-color !default;
+$custom-checkbox-indeterminate-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='#{$custom-checkbox-indeterminate-indicator-color}' d='M0 2h4'/%3E%3C/svg%3E") !default;
 $custom-checkbox-indeterminate-box-shadow: none !default;
 
 $custom-radio-radius: 50% !default;
-$custom-radio-checked-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='%23fff'/%3E%3C/svg%3E") !default;
+$custom-radio-checked-icon: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='#{$custom-control-checked-indicator-color}'/%3E%3C/svg%3E") !default;
 
 $custom-select-padding-x:          .75rem  !default;
 $custom-select-padding-y:          .375rem !default;
@@ -391,7 +399,8 @@ $custom-select-disabled-color: $gray-light !default;
 $custom-select-bg:            #fff !default;
 $custom-select-disabled-bg:   $gray-lighter !default;
 $custom-select-bg-size:       8px 10px !default; // In pixels because image dimensions
-$custom-select-indicator:     url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23333' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") !default;
+$custom-select-indicator-color: #333 !default;
+$custom-select-indicator:     url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='#{$custom-select-indicator-color}' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") !default;
 $custom-select-border-width:  $input-btn-border-width !default;
 $custom-select-border-color:  $input-border-color !default;
 $custom-select-border-radius: $border-radius !default;
@@ -428,23 +437,28 @@ $custom-file-text: (
 
 
 // Form validation icons
-$form-icon-success: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%235cb85c' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3E%3C/svg%3E") !default;
-$form-icon-warning: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23f0ad4e' d='M4.4 5.324h-.8v-2.46h.8zm0 1.42h-.8V5.89h.8zM3.76.63L.04 7.075c-.115.2.016.425.26.426h7.397c.242 0 .372-.226.258-.426C6.726 4.924 5.47 2.79 4.253.63c-.113-.174-.39-.174-.494 0z'/%3E%3C/svg%3E") !default;
-$form-icon-danger: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23d9534f' viewBox='-2 -2 7 7'%3E%3Cpath stroke='%23d9534f' d='M0 0l3 3m0-3L0 3'/%3E%3Ccircle r='.5'/%3E%3Ccircle cx='3' r='.5'/%3E%3Ccircle cy='3' r='.5'/%3E%3Ccircle cx='3' cy='3' r='.5'/%3E%3C/svg%3E") !default;
+$form-icon-success-color: $brand-success !default;
+$form-icon-success: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$form-icon-success-color}' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3E%3C/svg%3E") !default;
+
+$form-icon-warning-color: $brand-warning !default;
+$form-icon-warning: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$form-icon-warning-color}' d='M4.4 5.324h-.8v-2.46h.8zm0 1.42h-.8V5.89h.8zM3.76.63L.04 7.075c-.115.2.016.425.26.426h7.397c.242 0 .372-.226.258-.426C6.726 4.924 5.47 2.79 4.253.63c-.113-.174-.39-.174-.494 0z'/%3E%3C/svg%3E") !default;
+
+$form-icon-danger-color: $brand-danger !default;
+$form-icon-danger: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='#{$form-icon-danger-color}' viewBox='-2 -2 7 7'%3E%3Cpath stroke='%23d9534f' d='M0 0l3 3m0-3L0 3'/%3E%3Ccircle r='.5'/%3E%3Ccircle cx='3' r='.5'/%3E%3Ccircle cy='3' r='.5'/%3E%3Ccircle cx='3' cy='3' r='.5'/%3E%3C/svg%3E") !default;
 
 
 // Dropdowns
 //
 // Dropdown menu container and contents.
 
-$dropdown-min-width:             160px !default;
-$dropdown-padding-y:             5px !default;
-$dropdown-margin-top:            2px !default;
+$dropdown-min-width:             10rem !default;
+$dropdown-padding-y:             .5rem !default;
+$dropdown-margin-top:            .125rem !default;
 $dropdown-bg:                    #fff !default;
 $dropdown-border-color:          rgba(0,0,0,.15) !default;
 $dropdown-border-width:          $border-width !default;
 $dropdown-divider-bg:            #e5e5e5 !default;
-$dropdown-box-shadow:            0 6px 12px rgba(0,0,0,.175) !default;
+$dropdown-box-shadow:            0 .5rem 1rem rgba(0,0,0,.175) !default;
 
 $dropdown-link-color:            $gray-dark !default;
 $dropdown-link-hover-color:      darken($gray-dark, 5%) !default;
@@ -455,7 +469,7 @@ $dropdown-link-active-bg:        $component-active-bg !default;
 
 $dropdown-link-disabled-color:   $gray-light !default;
 
-$dropdown-item-padding-x:        20px !default;
+$dropdown-item-padding-x:        1.5rem !default;
 
 $dropdown-header-color:          $gray-light !default;
 
@@ -481,18 +495,31 @@ $zindex-modal:             1050 !default;
 $navbar-border-radius:              $border-radius !default;
 $navbar-padding-x:                  $spacer !default;
 $navbar-padding-y:                  ($spacer / 2) !default;
+
 $navbar-brand-padding-y:            .25rem !default;
 
+$navbar-divider-padding-y:          .425rem !default;
+
+$navbar-toggler-padding-x:           .75rem !default;
+$navbar-toggler-padding-y:           .5rem !default;
+$navbar-toggler-font-size:           $font-size-lg !default;
+$navbar-toggler-border-radius:       $btn-border-radius !default;
+$navbar-toggler-padding-x:           .75rem !default;
+$navbar-toggler-padding-y:           .5rem !default;
+
 $navbar-dark-color:                 rgba(255,255,255,.5) !default;
 $navbar-dark-hover-color:           rgba(255,255,255,.75) !default;
 $navbar-dark-active-color:          rgba(255,255,255,1) !default;
 $navbar-dark-disabled-color:        rgba(255,255,255,.25) !default;
+$navbar-dark-toggler-bg: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-dark-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E") !default;
+$navbar-dark-toggler-border:        rgba(255,255,255,.1) !default;
 
-$navbar-light-color:                rgba(0,0,0,.3) !default;
-$navbar-light-hover-color:          rgba(0,0,0,.6) !default;
-$navbar-light-active-color:         rgba(0,0,0,.8) !default;
-$navbar-light-disabled-color:       rgba(0,0,0,.15) !default;
-
+$navbar-light-color:                rgba(0,0,0,.5) !default;
+$navbar-light-hover-color:          rgba(0,0,0,.7) !default;
+$navbar-light-active-color:         rgba(0,0,0,.9) !default;
+$navbar-light-disabled-color:       rgba(0,0,0,.3) !default;
+$navbar-light-toggler-bg: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-light-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E") !default;
+$navbar-light-toggler-border:       rgba(0,0,0,.1) !default;
 
 // Navs
 
@@ -581,7 +608,7 @@ $card-spacer-y:            .75rem !default;
 $card-border-width:        1px !default;
 $card-border-radius:       $border-radius !default;
 $card-border-color:        rgba(0,0,0,.125) !default;
-$card-border-radius-inner: $card-border-radius !default;
+$card-border-radius-inner: calc(#{$card-border-radius} - #{$card-border-width}) !default;
 $card-cap-bg:              #f5f5f5 !default;
 $card-bg:                  #fff !default;
 
@@ -685,7 +712,8 @@ $modal-sm:                    300px !default;
 //
 // Define alert colors, border radius, and padding.
 
-$alert-padding:               1rem !default;
+$alert-padding-x:             1.25rem !default;
+$alert-padding-y:             .75rem !default;
 $alert-border-radius:         $border-radius !default;
 $alert-link-font-weight:      bold !default;
 $alert-border-width:          $border-width !default;
diff --git a/assets/stylesheets/bootstrap/mixins/_background-variant.scss b/assets/stylesheets/bootstrap/mixins/_background-variant.scss
index ff21ad9..54a734d 100644
--- a/assets/stylesheets/bootstrap/mixins/_background-variant.scss
+++ b/assets/stylesheets/bootstrap/mixins/_background-variant.scss
@@ -2,7 +2,6 @@
 
 @mixin bg-variant($parent, $color) {
   #{$parent} {
-    color: #fff !important;
     background-color: $color !important;
   }
   a#{$parent} {
diff --git a/assets/stylesheets/bootstrap/mixins/_pulls.scss b/assets/stylesheets/bootstrap/mixins/_float.scss
index 6bdff02..b30cf14 100644
--- a/assets/stylesheets/bootstrap/mixins/_pulls.scss
+++ b/assets/stylesheets/bootstrap/mixins/_float.scss
@@ -1,6 +1,6 @@
-@mixin pull-left {
+@mixin float-left {
   float: left !important;
 }
-@mixin pull-right {
+@mixin float-right {
   float: right !important;
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_forms.scss b/assets/stylesheets/bootstrap/mixins/_forms.scss
index b281dd7..39851b8 100644
--- a/assets/stylesheets/bootstrap/mixins/_forms.scss
+++ b/assets/stylesheets/bootstrap/mixins/_forms.scss
@@ -12,15 +12,15 @@
   .custom-control {
     color: $color;
   }
+
   // Set the border and box shadow on specific inputs to match
   .form-control {
     border-color: $color;
-    // @include box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
 
-    &:focus {
-      // border-color: darken($border-color, 10%);
-      // $shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten($border-color, 20%);
-      // @include box-shadow($shadow);
+    @if $enable-rounded {
+      &:focus {
+        box-shadow: $input-box-shadow, 0 0 6px lighten($color, 20%);
+      }
     }
   }
 
@@ -30,10 +30,6 @@
     border-color: $color;
     background-color: lighten($color, 40%);
   }
-  // Optional feedback icon
-  .form-control-feedback {
-    color: $color;
-  }
 }
 
 // Form control focus state
@@ -54,8 +50,7 @@
     background-color: $input-bg-focus;
     border-color: $input-border-focus;
     outline: none;
-    $shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px $input-box-shadow-focus;
-    @include box-shadow($shadow);
+    @include box-shadow($input-box-shadow-focus);
   }
 }
 
diff --git a/assets/stylesheets/bootstrap/mixins/_grid-framework.scss b/assets/stylesheets/bootstrap/mixins/_grid-framework.scss
index 8b17d78..35ccd92 100644
--- a/assets/stylesheets/bootstrap/mixins/_grid-framework.scss
+++ b/assets/stylesheets/bootstrap/mixins/_grid-framework.scss
@@ -3,26 +3,29 @@
 // Used only by Bootstrap to generate the correct number of grid classes given
 // any value of `$grid-columns`.
 
-@mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
-
+@mixin make-grid-columns($columns: $grid-columns, $gutters: $grid-gutter-widths, $breakpoints: $grid-breakpoints) {
   // Common properties for all breakpoints
   %grid-column {
     position: relative;
     // Prevent columns from collapsing when empty
     min-height: 1px;
-    // Inner gutter via padding
-    padding-right: ($gutter / 2);
-    padding-left: ($gutter / 2);
 
     @if $enable-flex {
       width: 100%;
     }
+
+    @include make-gutters($gutters);
   }
 
   $breakpoint-counter: 0;
   @each $breakpoint in map-keys($breakpoints) {
     $breakpoint-counter: ($breakpoint-counter + 1);
 
+    // Allow columns to stretch full width below their breakpoints
+    .col-#{$breakpoint} {
+      @extend %grid-column;
+    }
+
     @for $i from 1 through $columns {
       .col-#{$breakpoint}-#{$i} {
         @extend %grid-column;
@@ -33,13 +36,9 @@
       // Provide basic `.col-{bp}` classes for equal-width flexbox columns
       @if $enable-flex {
         .col-#{$breakpoint} {
-          position: relative;
           flex-basis: 0;
           flex-grow: 1;
           max-width: 100%;
-          min-height: 1px;
-          padding-right: ($grid-gutter-width / 2);
-          padding-left:  ($grid-gutter-width / 2);
         }
       }
 
diff --git a/assets/stylesheets/bootstrap/mixins/_grid.scss b/assets/stylesheets/bootstrap/mixins/_grid.scss
index fa9b399..88cbd24 100644
--- a/assets/stylesheets/bootstrap/mixins/_grid.scss
+++ b/assets/stylesheets/bootstrap/mixins/_grid.scss
@@ -2,7 +2,7 @@
 //
 // Generate semantic grid columns with these mixins.
 
-@mixin make-container($gutter: $grid-gutter-width) {
+@mixin make-container($gutter: $grid-gutter-width-base) {
   margin-left: auto;
   margin-right: auto;
   padding-left:  ($gutter / 2);
@@ -17,27 +17,42 @@
 @mixin make-container-max-widths($max-widths: $container-max-widths, $breakpoints: $grid-breakpoints) {
   @each $breakpoint, $container-max-width in $max-widths {
     @include media-breakpoint-up($breakpoint, $breakpoints) {
-      max-width: $container-max-width;
+      width: $container-max-width;
+      max-width: 100%;
     }
   }
 }
 
-@mixin make-row($gutter: $grid-gutter-width) {
+@mixin make-gutters($gutters: $grid-gutter-widths) {
+  @each $breakpoint in map-keys($gutters) {
+    @include media-breakpoint-up($breakpoint) {
+      $gutter: map-get($gutters, $breakpoint);
+      padding-right: ($gutter / 2);
+      padding-left:  ($gutter / 2);
+    }
+  }
+}
+
+@mixin make-row($gutters: $grid-gutter-widths) {
   @if $enable-flex {
     display: flex;
     flex-wrap: wrap;
   } @else {
     @include clearfix();
   }
-  margin-left:  ($gutter / -2);
-  margin-right: ($gutter / -2);
+
+  @each $breakpoint in map-keys($gutters) {
+    @include media-breakpoint-up($breakpoint) {
+      $gutter: map-get($gutters, $breakpoint);
+      margin-right: ($gutter / -2);
+      margin-left:  ($gutter / -2);
+    }
+  }
 }
 
-@mixin make-col-ready($gutter: $grid-gutter-width) {
+@mixin make-col-ready($gutters: $grid-gutter-widths) {
   position: relative;
   min-height: 1px; // Prevent collapsing
-  padding-right: ($gutter / 2);
-  padding-left:  ($gutter / 2);
 
   // Prevent columns from becoming too narrow when at smaller grid tiers by
   // always setting `width: 100%;`. This works because we use `flex` values
@@ -45,6 +60,14 @@
   @if $enable-flex {
     width: 100%;
   }
+
+  @each $breakpoint in map-keys($gutters) {
+    @include media-breakpoint-up($breakpoint) {
+      $gutter: map-get($gutters, $breakpoint);
+      padding-right: ($gutter / 2);
+      padding-left:  ($gutter / 2);
+    }
+  }
 }
 
 @mixin make-col($size, $columns: $grid-columns) {
diff --git a/assets/stylesheets/bootstrap/mixins/_hover.scss b/assets/stylesheets/bootstrap/mixins/_hover.scss
index 4a648a5..6dd55e7 100644
--- a/assets/stylesheets/bootstrap/mixins/_hover.scss
+++ b/assets/stylesheets/bootstrap/mixins/_hover.scss
@@ -1,7 +1,7 @@
 @mixin hover {
   // TODO: re-enable along with mq4-hover-shim
 //  @if $enable-hover-media-query {
-//    // See Media Queries Level 4: http://drafts.csswg.org/mediaqueries/#hover
+//    // See Media Queries Level 4: https://drafts.csswg.org/mediaqueries/#hover
 //    // Currently shimmed by https://github.com/twbs/mq4-hover-shim
 //    @media (hover: hover) {
 //      &:hover { @content }
diff --git a/assets/stylesheets/bootstrap/mixins/_image.scss b/assets/stylesheets/bootstrap/mixins/_image.scss
index 91d2f59..c2b45f2 100644
--- a/assets/stylesheets/bootstrap/mixins/_image.scss
+++ b/assets/stylesheets/bootstrap/mixins/_image.scss
@@ -7,10 +7,12 @@
 //
 // Keep images from scaling beyond the width of their parents.
 
-@mixin img-fluid($display: block) {
-  display: $display;
-  max-width: 100%; // Part 1: Set a maximum relative to the parent
-  height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching
+@mixin img-fluid {
+  // Part 1: Set a maximum relative to the parent
+  max-width: 100%;
+  // Part 2: Override the height to auto, otherwise images will be stretched
+  // when setting a width and height attribute on the img element.
+  height: auto;
 }
 
 
diff --git a/assets/stylesheets/bootstrap/mixins/_screen-reader.scss b/assets/stylesheets/bootstrap/mixins/_screen-reader.scss
index 6ae6551..c208583 100644
--- a/assets/stylesheets/bootstrap/mixins/_screen-reader.scss
+++ b/assets/stylesheets/bootstrap/mixins/_screen-reader.scss
@@ -15,7 +15,7 @@
 
 // Use in conjunction with .sr-only to only display content when it's focused.
 //
-// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+// Useful for "Skip to main content" links; see https://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
 //
 // Credit: HTML5 Boilerplate
 
diff --git a/assets/stylesheets/bootstrap/utilities/_align.scss b/assets/stylesheets/bootstrap/utilities/_align.scss
new file mode 100644
index 0000000..4886e05
--- /dev/null
+++ b/assets/stylesheets/bootstrap/utilities/_align.scss
@@ -0,0 +1,6 @@
+.align-baseline { vertical-align: baseline !important; } // Browser default
+.align-top { vertical-align: top !important; }
+.align-middle { vertical-align: middle !important; }
+.align-bottom { vertical-align: bottom !important; }
+.align-text-bottom { vertical-align: text-bottom !important; }
+.align-text-top { vertical-align: text-top !important; }
diff --git a/assets/stylesheets/bootstrap/utilities/_borders.scss b/assets/stylesheets/bootstrap/utilities/_borders.scss
new file mode 100644
index 0000000..b2e70aa
--- /dev/null
+++ b/assets/stylesheets/bootstrap/utilities/_borders.scss
@@ -0,0 +1,30 @@
+//
+// Border-width
+//
+
+// TBD...?
+
+
+//
+// Border-radius
+//
+
+.rounded {
+  @include border-radius($border-radius);
+}
+.rounded-top {
+  @include border-top-radius($border-radius);
+}
+.rounded-right {
+  @include border-right-radius($border-radius);
+}
+.rounded-bottom {
+  @include border-bottom-radius($border-radius);
+}
+.rounded-left {
+  @include border-left-radius($border-radius);
+}
+
+.rounded-circle {
+  border-radius: 50%;
+}
diff --git a/assets/stylesheets/bootstrap/utilities/_float.scss b/assets/stylesheets/bootstrap/utilities/_float.scss
new file mode 100644
index 0000000..eea34bf
--- /dev/null
+++ b/assets/stylesheets/bootstrap/utilities/_float.scss
@@ -0,0 +1,13 @@
+@each $breakpoint in map-keys($grid-breakpoints) {
+  @include media-breakpoint-up($breakpoint) {
+    .float-#{$breakpoint}-left {
+      @include float-left();
+    }
+    .float-#{$breakpoint}-right {
+      @include float-right();
+    }
+    .float-#{$breakpoint}-none {
+      float: none !important;
+    }
+  }
+}
diff --git a/assets/stylesheets/bootstrap/utilities/_pulls.scss b/assets/stylesheets/bootstrap/utilities/_pulls.scss
deleted file mode 100644
index 7fec56c..0000000
--- a/assets/stylesheets/bootstrap/utilities/_pulls.scss
+++ /dev/null
@@ -1,13 +0,0 @@
-@each $breakpoint in map-keys($grid-breakpoints) {
-  @include media-breakpoint-up($breakpoint) {
-    .pull-#{$breakpoint}-left {
-      @include pull-left();
-    }
-    .pull-#{$breakpoint}-right {
-      @include pull-right();
-    }
-    .pull-#{$breakpoint}-none {
-      float: none !important;
-    }
-  }
-}
diff --git a/assets/stylesheets/bootstrap/utilities/_spacing.scss b/assets/stylesheets/bootstrap/utilities/_spacing.scss
index b7ff044..99c98f8 100644
--- a/assets/stylesheets/bootstrap/utilities/_spacing.scss
+++ b/assets/stylesheets/bootstrap/utilities/_spacing.scss
@@ -1,10 +1,11 @@
-// Width
+// Width and height
 
 .w-100 { width: 100% !important; }
+.h-100 { height: 100% !important; }
 
 // Margin and Padding
 
-.m-x-auto {
+.mx-auto {
   margin-right: auto !important;
   margin-left:  auto !important;
 }
@@ -14,18 +15,18 @@
     $length-x:   map-get($lengths, x);
     $length-y:   map-get($lengths, y);
 
-    .#{$abbrev}-a-#{$size} { #{$prop}:        $length-y $length-x !important; } // a = All sides
-    .#{$abbrev}-t-#{$size} { #{$prop}-top:    $length-y !important; }
-    .#{$abbrev}-r-#{$size} { #{$prop}-right:  $length-x !important; }
-    .#{$abbrev}-b-#{$size} { #{$prop}-bottom: $length-y !important; }
-    .#{$abbrev}-l-#{$size} { #{$prop}-left:   $length-x !important; }
+    .#{$abbrev}-#{$size} { #{$prop}:        $length-y $length-x !important; } // a = All sides
+    .#{$abbrev}t-#{$size} { #{$prop}-top:    $length-y !important; }
+    .#{$abbrev}r-#{$size} { #{$prop}-right:  $length-x !important; }
+    .#{$abbrev}b-#{$size} { #{$prop}-bottom: $length-y !important; }
+    .#{$abbrev}l-#{$size} { #{$prop}-left:   $length-x !important; }
 
     // Axes
-    .#{$abbrev}-x-#{$size} {
+    .#{$abbrev}x-#{$size} {
       #{$prop}-right:  $length-x !important;
       #{$prop}-left:   $length-x !important;
     }
-    .#{$abbrev}-y-#{$size} {
+    .#{$abbrev}y-#{$size} {
       #{$prop}-top:    $length-y !important;
       #{$prop}-bottom: $length-y !important;
     }
diff --git a/assets/stylesheets/bootstrap/utilities/_text.scss b/assets/stylesheets/bootstrap/utilities/_text.scss
index 901f771..b4468e9 100644
--- a/assets/stylesheets/bootstrap/utilities/_text.scss
+++ b/assets/stylesheets/bootstrap/utilities/_text.scss
@@ -32,6 +32,10 @@
 
 // Contextual colors
 
+.text-white {
+  color: #fff !important;
+}
+
 @include text-emphasis-variant('.text-muted', $text-muted);
 
 @include text-emphasis-variant('.text-primary', $brand-primary);
@@ -44,6 +48,10 @@
 
 @include text-emphasis-variant('.text-danger', $brand-danger);
 
+// Font color
+
+@include text-emphasis-variant('.text-gray-dark', $gray-dark);
+
 // Misc
 
 .text-hide {