Bootstrap/docs/dist/js/bootstrap.js

/*!
 * Bootstrap v4.0.0-alpha.4 (http://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 (typeof jQuery === 'undefined') {
  throw new Error('Bootstrap\'s JavaScript requires jQuery')
}

+function ($) {
  var version = $.fn.jquery.split(' ')[0].split('.')
  if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
    throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
  }
}(jQuery);


+function ($) {

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): util.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

'use strict';

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); } } };

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 _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }

var Util = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Private TransitionEnd Helpers
   * ------------------------------------------------------------------------
   */

  var transition = false;

  var MAX_UID = 1000000;

  var TransitionEndEvent = {
    WebkitTransition: 'webkitTransitionEnd',
    MozTransition: 'transitionend',
    OTransition: 'oTransitionEnd otransitionend',
    transition: 'transitionend'
  };

  // shoutout AngusCroll (https://goo.gl/pxwQGp)
  function toType(obj) {
    return ({}).toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
  }

  function isElement(obj) {
    return (obj[0] || obj).nodeType;
  }

  function getSpecialTransitionEndEvent() {
    return {
      bindType: transition.end,
      delegateType: transition.end,
      handle: function handle(event) {
        if ($(event.target).is(this)) {
          return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
        }
        return undefined;
      }
    };
  }

  function transitionEndTest() {
    if (window.QUnit) {
      return false;
    }

    var el = document.createElement('bootstrap');

    for (var _name in TransitionEndEvent) {
      if (el.style[_name] !== undefined) {
        return { end: TransitionEndEvent[_name] };
      }
    }

    return false;
  }

  function transitionEndEmulator(duration) {
    var _this = this;

    var called = false;

    $(this).one(Util.TRANSITION_END, function () {
      called = true;
    });

    setTimeout(function () {
      if (!called) {
        Util.triggerTransitionEnd(_this);
      }
    }, duration);

    return this;
  }

  function setTransitionEndSupport() {
    transition = transitionEndTest();

    $.fn.emulateTransitionEnd = transitionEndEmulator;

    if (Util.supportsTransitionEnd()) {
      $.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
    }
  }

  /**
   * --------------------------------------------------------------------------
   * Public Util Api
   * --------------------------------------------------------------------------
   */

  var Util = {

    TRANSITION_END: 'bsTransitionEnd',

    getUID: function getUID(prefix) {
      do {
        /* eslint-disable no-bitwise */
        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');

      if (!selector) {
        selector = element.getAttribute('href') || '';
        selector = /^#[a-z]/i.test(selector) ? selector : null;
      }

      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;

          if (value && isElement(value)) {
            valueType = 'element';
          } else {
            valueType = toType(value);
          }

          if (!new RegExp(expectedTypes).test(valueType)) {
            throw new Error(componentName.toUpperCase() + ': ' + ('Option "' + property + '" provided type "' + valueType + '" ') + ('but expected type "' + expectedTypes + '".'));
          }
        }
      }
    }
  };

  setTransitionEndSupport();

  return Util;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): alert.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Alert = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'alert';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.alert';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;

  var Selector = {
    DISMISS: '[data-dismiss="alert"]'
  };

  var Event = {
    CLOSE: 'close' + EVENT_KEY,
    CLOSED: 'closed' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    ALERT: 'alert',
    FADE: 'fade',
    IN: 'in'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Alert = (function () {
    function Alert(element) {
      _classCallCheck(this, Alert);

      this._element = element;
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Alert, [{
      key: 'close',

      // public

      value: function close(element) {
        element = element || this._element;

        var rootElement = this._getRootElement(element);
        var customEvent = this._triggerCloseEvent(rootElement);

        if (customEvent.isDefaultPrevented()) {
          return;
        }

        this._removeElement(rootElement);
      }
    }, {
      key: 'dispose',
      value: function dispose() {
        $.removeData(this._element, DATA_KEY);
        this._element = null;
      }

      // private

    }, {
      key: '_getRootElement',
      value: function _getRootElement(element) {
        var selector = Util.getSelectorFromElement(element);
        var parent = false;

        if (selector) {
          parent = $(selector)[0];
        }

        if (!parent) {
          parent = $(element).closest('.' + ClassName.ALERT)[0];
        }

        return parent;
      }
    }, {
      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);
      }
    }, {
      key: '_destroyElement',
      value: function _destroyElement(element) {
        $(element).detach().trigger(Event.CLOSED).remove();
      }

      // static

    }], [{
      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 (config === 'close') {
            data[config](this);
          }
        });
      }
    }, {
      key: '_handleDismiss',
      value: function _handleDismiss(alertInstance) {
        return function (event) {
          if (event) {
            event.preventDefault();
          }

          alertInstance.close(this);
        };
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Alert;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Alert._jQueryInterface;
  $.fn[NAME].Constructor = Alert;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Alert._jQueryInterface;
  };

  return Alert;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): button.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Button = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'button';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.button';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var ClassName = {
    ACTIVE: 'active',
    BUTTON: 'btn',
    FOCUS: 'focus'
  };

  var Selector = {
    DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
    DATA_TOGGLE: '[data-toggle="buttons"]',
    INPUT: 'input',
    ACTIVE: '.active',
    BUTTON: '.btn'
  };

  var Event = {
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
    FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Button = (function () {
    function Button(element) {
      _classCallCheck(this, Button);

      this._element = element;
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Button, [{
      key: 'toggle',

      // public

      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 (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 (triggerChangeEvent) {
              input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
              $(this._element).trigger('change');
            }

            input.focus();
          }
        } else {
          this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
        }

        if (triggerChangeEvent) {
          $(this._element).toggleClass(ClassName.ACTIVE);
        }
      }
    }, {
      key: 'dispose',
      value: function dispose() {
        $.removeData(this._element, DATA_KEY);
        this._element = null;
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);

          if (!data) {
            data = new Button(this);
            $(this).data(DATA_KEY, data);
          }

          if (config === 'toggle') {
            data[config]();
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Button;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
    event.preventDefault();

    var button = event.target;

    if (!$(button).hasClass(ClassName.BUTTON)) {
      button = $(button).closest(Selector.BUTTON);
    }

    Button._jQueryInterface.call($(button), 'toggle');
  }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
    var button = $(event.target).closest(Selector.BUTTON)[0];
    $(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Button._jQueryInterface;
  $.fn[NAME].Constructor = Button;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Button._jQueryInterface;
  };

  return Button;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): carousel.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Carousel = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'carousel';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.carousel';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 600;
  var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
  var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key

  var Default = {
    interval: 5000,
    keyboard: true,
    slide: false,
    pause: 'hover',
    wrap: true
  };

  var DefaultType = {
    interval: '(number|boolean)',
    keyboard: 'boolean',
    slide: '(boolean|string)',
    pause: '(string|boolean)',
    wrap: 'boolean'
  };

  var Direction = {
    NEXT: 'next',
    PREVIOUS: 'prev'
  };

  var Event = {
    SLIDE: 'slide' + EVENT_KEY,
    SLID: 'slid' + EVENT_KEY,
    KEYDOWN: 'keydown' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY,
    LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    CAROUSEL: 'carousel',
    ACTIVE: 'active',
    SLIDE: 'slide',
    RIGHT: 'right',
    LEFT: 'left',
    ITEM: 'carousel-item'
  };

  var Selector = {
    ACTIVE: '.active',
    ACTIVE_ITEM: '.active.carousel-item',
    ITEM: '.carousel-item',
    NEXT_PREV: '.next, .prev',
    INDICATORS: '.carousel-indicators',
    DATA_SLIDE: '[data-slide], [data-slide-to]',
    DATA_RIDE: '[data-ride="carousel"]'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Carousel = (function () {
    function Carousel(element, config) {
      _classCallCheck(this, Carousel);

      this._items = null;
      this._interval = null;
      this._activeElement = null;

      this._isPaused = false;
      this._isSliding = false;

      this._config = this._getConfig(config);
      this._element = $(element)[0];
      this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];

      this._addEventListeners();
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Carousel, [{
      key: 'next',

      // public

      value: function next() {
        if (!this._isSliding) {
          this._slide(Direction.NEXT);
        }
      }
    }, {
      key: 'nextWhenVisible',
      value: function nextWhenVisible() {
        // Don't call next when the page isn't visible
        if (!document.hidden) {
          this.next();
        }
      }
    }, {
      key: 'prev',
      value: function prev() {
        if (!this._isSliding) {
          this._slide(Direction.PREVIOUS);
        }
      }
    }, {
      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);
        }

        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);
        }
      }
    }, {
      key: 'to',
      value: 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;
        }

        if (this._isSliding) {
          $(this._element).one(Event.SLID, function () {
            return _this2.to(index);
          });
          return;
        }

        if (activeIndex === index) {
          this.pause();
          this.cycle();
          return;
        }

        var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;

        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

    }, {
      key: '_getConfig',
      value: function _getConfig(config) {
        config = $.extend({}, Default, config);
        Util.typeCheckConfig(NAME, config, DefaultType);
        return config;
      }
    }, {
      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));
        }
      }
    }, {
      key: '_keydown',
      value: function _keydown(event) {
        event.preventDefault();

        if (/input|textarea/i.test(event.target.tagName)) {
          return;
        }

        switch (event.which) {
          case ARROW_LEFT_KEYCODE:
            this.prev();
            break;
          case ARROW_RIGHT_KEYCODE:
            this.next();
            break;
          default:
            return;
        }
      }
    }, {
      key: '_getItemIndex',
      value: function _getItemIndex(element) {
        this._items = $.makeArray($(element).parent().find(Selector.ITEM));
        return this._items.indexOf(element);
      }
    }, {
      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;

        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
        });

        $(this._element).trigger(slideEvent);

        return slideEvent;
      }
    }, {
      key: '_setActiveIndicatorElement',
      value: 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 _this3 = this;

        var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
        var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);

        var isCycling = Boolean(this._interval);

        var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;

        if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
          this._isSliding = false;
          return;
        }

        var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
        if (slideEvent.isDefaultPrevented()) {
          return;
        }

        if (!activeElement || !nextElement) {
          // some weirdness is happening, so we bail
          return;
        }

        this._isSliding = true;

        if (isCycling) {
          this.pause();
        }

        this._setActiveIndicatorElement(nextElement);

        var slidEvent = $.Event(Event.SLID, {
          relatedTarget: nextElement,
          direction: directionalClassName
        });

        if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {

          $(nextElement).addClass(direction);

          Util.reflow(nextElement);

          $(activeElement).addClass(directionalClassName);
          $(nextElement).addClass(directionalClassName);

          $(activeElement).one(Util.TRANSITION_END, function () {
            $(nextElement).removeClass(directionalClassName).removeClass(direction);

            $(nextElement).addClass(ClassName.ACTIVE);

            $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);

            _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);
        }

        if (isCycling) {
          this.cycle();
        }
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);
          var _config = $.extend({}, Default, $(this).data());

          if (typeof config === 'object') {
            $.extend(_config, config);
          }

          var action = typeof config === 'string' ? config : _config.slide;

          if (!data) {
            data = new Carousel(this, _config);
            $(this).data(DATA_KEY, data);
          }

          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 (!selector) {
          return;
        }

        var target = $(selector)[0];

        if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
          return;
        }

        var config = $.extend({}, $(target).data(), $(this).data());
        var slideIndex = this.getAttribute('data-slide-to');

        if (slideIndex) {
          config.interval = false;
        }

        Carousel._jQueryInterface.call($(target), config);

        if (slideIndex) {
          $(target).data(DATA_KEY).to(slideIndex);
        }

        event.preventDefault();
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Carousel;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);

  $(window).on(Event.LOAD_DATA_API, function () {
    $(Selector.DATA_RIDE).each(function () {
      var $carousel = $(this);
      Carousel._jQueryInterface.call($carousel, $carousel.data());
    });
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Carousel._jQueryInterface;
  $.fn[NAME].Constructor = Carousel;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Carousel._jQueryInterface;
  };

  return Carousel;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): collapse.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Collapse = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'collapse';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.collapse';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 600;

  var Default = {
    toggle: true,
    parent: ''
  };

  var DefaultType = {
    toggle: 'boolean',
    parent: 'string'
  };

  var Event = {
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    IN: 'in',
    COLLAPSE: 'collapse',
    COLLAPSING: 'collapsing',
    COLLAPSED: 'collapsed'
  };

  var Dimension = {
    WIDTH: 'width',
    HEIGHT: 'height'
  };

  var Selector = {
    ACTIVES: '.panel > .in, .panel > .collapsing',
    DATA_TOGGLE: '[data-toggle="collapse"]'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Collapse = (function () {
    function Collapse(element, config) {
      _classCallCheck(this, Collapse);

      this._isTransitioning = false;
      this._element = element;
      this._config = this._getConfig(config);
      this._triggerArray = $.makeArray($('[data-toggle="collapse"][href="#' + element.id + '"],' + ('[data-toggle="collapse"][data-target="#' + element.id + '"]')));

      this._parent = this._config.parent ? this._getParent() : null;

      if (!this._config.parent) {
        this._addAriaAndCollapsedClass(this._element, this._triggerArray);
      }

      if (this._config.toggle) {
        this.toggle();
      }
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Collapse, [{
      key: 'toggle',

      // public

      value: function toggle() {
        if ($(this._element).hasClass(ClassName.IN)) {
          this.hide();
        } else {
          this.show();
        }
      }
    }, {
      key: 'show',
      value: function show() {
        var _this4 = this;

        if (this._isTransitioning || $(this._element).hasClass(ClassName.IN)) {
          return;
        }

        var actives = undefined;
        var activesData = undefined;

        if (this._parent) {
          actives = $.makeArray($(Selector.ACTIVES));
          if (!actives.length) {
            actives = null;
          }
        }

        if (actives) {
          activesData = $(actives).data(DATA_KEY);
          if (activesData && activesData._isTransitioning) {
            return;
          }
        }

        var startEvent = $.Event(Event.SHOW);
        $(this._element).trigger(startEvent);
        if (startEvent.isDefaultPrevented()) {
          return;
        }

        if (actives) {
          Collapse._jQueryInterface.call($(actives), 'hide');
          if (!activesData) {
            $(actives).data(DATA_KEY, null);
          }
        }

        var dimension = this._getDimension();

        $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);

        this._element.style[dimension] = 0;
        this._element.setAttribute('aria-expanded', true);

        if (this._triggerArray.length) {
          $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
        }

        this.setTransitioning(true);

        var complete = function complete() {
          $(_this4._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.IN);

          _this4._element.style[dimension] = '';

          _this4.setTransitioning(false);

          $(_this4._element).trigger(Event.SHOWN);
        };

        if (!Util.supportsTransitionEnd()) {
          complete();
          return;
        }

        var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
        var scrollSize = 'scroll' + capitalizedDimension;

        $(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);

        this._element.style[dimension] = this._element[scrollSize] + 'px';
      }
    }, {
      key: 'hide',
      value: function hide() {
        var _this5 = this;

        if (this._isTransitioning || !$(this._element).hasClass(ClassName.IN)) {
          return;
        }

        var startEvent = $.Event(Event.HIDE);
        $(this._element).trigger(startEvent);
        if (startEvent.isDefaultPrevented()) {
          return;
        }

        var dimension = this._getDimension();
        var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';

        this._element.style[dimension] = this._element[offsetDimension] + 'px';

        Util.reflow(this._element);

        $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.IN);

        this._element.setAttribute('aria-expanded', false);

        if (this._triggerArray.length) {
          $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
        }

        this.setTransitioning(true);

        var complete = function complete() {
          _this5.setTransitioning(false);
          $(_this5._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
        };

        this._element.style[dimension] = 0;

        if (!Util.supportsTransitionEnd()) {
          complete();
          return;
        }

        $(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;
      }

      // 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;

        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;
      }
    }, {
      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);
          }
        }
      }

      // 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;
          }

          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]();
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Collapse;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    event.preventDefault();

    var target = Collapse._getTargetFromElement(this);
    var data = $(target).data(DATA_KEY);
    var config = data ? 'toggle' : $(this).data();

    Collapse._jQueryInterface.call($(target), config);
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Collapse._jQueryInterface;
  $.fn[NAME].Constructor = Collapse;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Collapse._jQueryInterface;
  };

  return Collapse;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): dropdown.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Dropdown = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'dropdown';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.dropdown';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
  var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
  var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
  var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    BACKDROP: 'dropdown-backdrop',
    DISABLED: 'disabled',
    OPEN: 'open'
  };

  var Selector = {
    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'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Dropdown = (function () {
    function Dropdown(element) {
      _classCallCheck(this, Dropdown);

      this._element = element;

      this._addEventListeners();
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Dropdown, [{
      key: 'toggle',

      // public

      value: function toggle() {
        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
          return false;
        }

        var parent = Dropdown._getParentFromElement(this);
        var isActive = $(parent).hasClass(ClassName.OPEN);

        Dropdown._clearMenus();

        if (isActive) {
          return false;
        }

        if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {

          // if mobile we use a backdrop because click events don't delegate
          var dropdown = document.createElement('div');
          dropdown.className = ClassName.BACKDROP;
          $(dropdown).insertBefore(this);
          $(dropdown).on('click', Dropdown._clearMenus);
        }

        var relatedTarget = { relatedTarget: this };
        var showEvent = $.Event(Event.SHOW, relatedTarget);

        $(parent).trigger(showEvent);

        if (showEvent.isDefaultPrevented()) {
          return false;
        }

        this.focus();
        this.setAttribute('aria-expanded', 'true');

        $(parent).toggleClass(ClassName.OPEN);
        $(parent).trigger($.Event(Event.SHOWN, relatedTarget));

        return false;
      }
    }, {
      key: 'dispose',
      value: function dispose() {
        $.removeData(this._element, DATA_KEY);
        $(this._element).off(EVENT_KEY);
        this._element = null;
      }

      // private

    }, {
      key: '_addEventListeners',
      value: function _addEventListeners() {
        $(this._element).on(Event.CLICK, this.toggle);
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: 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;
        }

        var backdrop = $(Selector.BACKDROP)[0];
        if (backdrop) {
          backdrop.parentNode.removeChild(backdrop);
        }

        var toggles = $.makeArray($(Selector.DATA_TOGGLE));

        for (var i = 0; i < toggles.length; i++) {
          var _parent = Dropdown._getParentFromElement(toggles[i]);
          var relatedTarget = { relatedTarget: toggles[i] };

          if (!$(_parent).hasClass(ClassName.OPEN)) {
            continue;
          }

          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;
          }

          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];
        }

        return parent || element.parentNode;
      }
    }, {
      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();

        if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
          return;
        }

        var parent = Dropdown._getParentFromElement(this);
        var isActive = $(parent).hasClass(ClassName.OPEN);

        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');
          }

          $(this).trigger('click');
          return;
        }

        var items = $.makeArray($(Selector.VISIBLE_ITEMS));

        items = items.filter(function (item) {
          return item.offsetWidth || item.offsetHeight;
        });

        if (!items.length) {
          return;
        }

        var index = items.indexOf(event.target);

        if (event.which === ARROW_UP_KEYCODE && index > 0) {
          // up
          index--;
        }

        if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
          // down
          index++;
        }

        if (index < 0) {
          index = 0;
        }

        items[index].focus();
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Dropdown;
  })();

  $(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();
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Dropdown._jQueryInterface;
  $.fn[NAME].Constructor = Dropdown;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Dropdown._jQueryInterface;
  };

  return Dropdown;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): modal.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Modal = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'modal';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.modal';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 300;
  var BACKDROP_TRANSITION_DURATION = 150;
  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key

  var Default = {
    backdrop: true,
    keyboard: true,
    focus: true,
    show: true
  };

  var DefaultType = {
    backdrop: '(boolean|string)',
    keyboard: 'boolean',
    focus: 'boolean',
    show: 'boolean'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    RESIZE: 'resize' + EVENT_KEY,
    CLICK_DISMISS: 'click.dismiss' + EVENT_KEY,
    KEYDOWN_DISMISS: 'keydown.dismiss' + EVENT_KEY,
    MOUSEUP_DISMISS: 'mouseup.dismiss' + EVENT_KEY,
    MOUSEDOWN_DISMISS: 'mousedown.dismiss' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
    BACKDROP: 'modal-backdrop',
    OPEN: 'modal-open',
    FADE: 'fade',
    IN: 'in'
  };

  var Selector = {
    DIALOG: '.modal-dialog',
    DATA_TOGGLE: '[data-toggle="modal"]',
    DATA_DISMISS: '[data-dismiss="modal"]',
    FIXED_CONTENT: '.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Modal = (function () {
    function Modal(element, config) {
      _classCallCheck(this, Modal);

      this._config = this._getConfig(config);
      this._element = element;
      this._dialog = $(element).find(Selector.DIALOG)[0];
      this._backdrop = null;
      this._isShown = false;
      this._isBodyOverflowing = false;
      this._ignoreBackdropClick = false;
      this._originalBodyPadding = 0;
      this._scrollbarWidth = 0;
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Modal, [{
      key: 'toggle',

      // public

      value: function toggle(relatedTarget) {
        return this._isShown ? this.hide() : this.show(relatedTarget);
      }
    }, {
      key: 'show',
      value: function show(relatedTarget) {
        var _this7 = this;

        var showEvent = $.Event(Event.SHOW, {
          relatedTarget: relatedTarget
        });

        $(this._element).trigger(showEvent);

        if (this._isShown || showEvent.isDefaultPrevented()) {
          return;
        }

        this._isShown = true;

        this._checkScrollbar();
        this._setScrollbar();

        $(document.body).addClass(ClassName.OPEN);

        this._setEscapeEvent();
        this._setResizeEvent();

        $(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._showBackdrop($.proxy(this._showElement, this, relatedTarget));
      }
    }, {
      key: 'hide',
      value: function hide(event) {
        if (event) {
          event.preventDefault();
        }

        var hideEvent = $.Event(Event.HIDE);

        $(this._element).trigger(hideEvent);

        if (!this._isShown || hideEvent.isDefaultPrevented()) {
          return;
        }

        this._isShown = false;

        this._setEscapeEvent();
        this._setResizeEvent();

        $(document).off(Event.FOCUSIN);

        $(this._element).removeClass(ClassName.IN);

        $(this._element).off(Event.CLICK_DISMISS);
        $(this._dialog).off(Event.MOUSEDOWN_DISMISS);

        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;
      }

      // private

    }, {
      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);

        if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
          // don't move modals dom position
          document.body.appendChild(this._element);
        }

        this._element.style.display = 'block';
        this._element.removeAttribute('aria-hidden');
        this._element.scrollTop = 0;

        if (transition) {
          Util.reflow(this._element);
        }

        $(this._element).addClass(ClassName.IN);

        if (this._config.focus) {
          this._enforceFocus();
        }

        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: '_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();
          }
        });
      }
    }, {
      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);
        }
      }
    }, {
      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 _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);
        });
      }
    }, {
      key: '_removeBackdrop',
      value: function _removeBackdrop() {
        if (this._backdrop) {
          $(this._backdrop).remove();
          this._backdrop = null;
        }
      }
    }, {
      key: '_showBackdrop',
      value: function _showBackdrop(callback) {
        var _this12 = this;

        var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';

        if (this._isShown && this._config.backdrop) {
          var doAnimate = Util.supportsTransitionEnd() && animate;

          this._backdrop = document.createElement('div');
          this._backdrop.className = ClassName.BACKDROP;

          if (animate) {
            $(this._backdrop).addClass(animate);
          }

          $(this._backdrop).appendTo(document.body);

          $(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 (doAnimate) {
            Util.reflow(this._backdrop);
          }

          $(this._backdrop).addClass(ClassName.IN);

          if (!callback) {
            return;
          }

          if (!doAnimate) {
            callback();
            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() {
            _this12._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();
        }
      }

      // ----------------------------------------------------------------------
      // the following methods are used to handle overflowing modals
      // todo (fat): these should probably be refactored out of modal.js
      // ----------------------------------------------------------------------

    }, {
      key: '_handleUpdate',
      value: function _handleUpdate() {
        this._adjustDialog();
      }
    }, {
      key: '_adjustDialog',
      value: function _adjustDialog() {
        var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;

        if (!this._isBodyOverflowing && isModalOverflowing) {
          this._element.style.paddingLeft = this._scrollbarWidth + 'px';
        }

        if (this._isBodyOverflowing && !isModalOverflowing) {
          this._element.style.paddingRight = this._scrollbarWidth + 'px';
        }
      }
    }, {
      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 || '';

        if (this._isBodyOverflowing) {
          document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
        }
      }
    }, {
      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);
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return Modal;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    var _this13 = this;

    var target = undefined;
    var selector = Util.getSelectorFromElement(this);

    if (selector) {
      target = $(selector)[0];
    }

    var config = $(target).data(DATA_KEY) ? 'toggle' : $.extend({}, $(target).data(), $(this).data());

    if (this.tagName === 'A') {
      event.preventDefault();
    }

    var $target = $(target).one(Event.SHOW, function (showEvent) {
      if (showEvent.isDefaultPrevented()) {
        // only register focus restorer if modal will actually get shown
        return;
      }

      $target.one(Event.HIDDEN, function () {
        if ($(_this13).is(':visible')) {
          _this13.focus();
        }
      });
    });

    Modal._jQueryInterface.call($(target), config, this);
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Modal._jQueryInterface;
  $.fn[NAME].Constructor = Modal;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Modal._jQueryInterface;
  };

  return Modal;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): scrollspy.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var ScrollSpy = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'scrollspy';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.scrollspy';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var Default = {
    offset: 10,
    method: 'auto',
    target: ''
  };

  var DefaultType = {
    offset: 'number',
    method: 'string',
    target: '(string|element)'
  };

  var Event = {
    ACTIVATE: 'activate' + EVENT_KEY,
    SCROLL: 'scroll' + EVENT_KEY,
    LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    DROPDOWN_ITEM: 'dropdown-item',
    DROPDOWN_MENU: 'dropdown-menu',
    NAV_LINK: 'nav-link',
    NAV: 'nav',
    ACTIVE: 'active'
  };

  var Selector = {
    DATA_SPY: '[data-spy="scroll"]',
    ACTIVE: '.active',
    LIST_ITEM: '.list-item',
    LI: 'li',
    LI_DROPDOWN: 'li.dropdown',
    NAV_LINKS: '.nav-link',
    DROPDOWN: '.dropdown',
    DROPDOWN_ITEMS: '.dropdown-item',
    DROPDOWN_TOGGLE: '.dropdown-toggle'
  };

  var OffsetMethod = {
    OFFSET: 'offset',
    POSITION: 'position'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var ScrollSpy = (function () {
    function ScrollSpy(element, config) {
      _classCallCheck(this, ScrollSpy);

      this._element = element;
      this._scrollElement = element.tagName === 'BODY' ? window : element;
      this._config = this._getConfig(config);
      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
      this._offsets = [];
      this._targets = [];
      this._activeTarget = null;
      this._scrollHeight = 0;

      $(this._scrollElement).on(Event.SCROLL, $.proxy(this._process, this));

      this.refresh();
      this._process();
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(ScrollSpy, [{
      key: 'refresh',

      // public

      value: function refresh() {
        var _this14 = this;

        var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;

        var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;

        var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;

        this._offsets = [];
        this._targets = [];

        this._scrollHeight = this._getScrollHeight();

        var targets = $.makeArray($(this._selector));

        targets.map(function (element) {
          var target = undefined;
          var targetSelector = Util.getSelectorFromElement(element);

          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]);
        });
      }
    }, {
      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

    }, {
      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;
        }

        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);
      }
    }, {
      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 (this._activeTarget !== target) {
            this._activate(target);
          }
        }

        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]);

          if (isActiveTarget) {
            this._activate(this._targets[i]);
          }
        }
      }
    }, {
      key: '_activate',
      value: 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);
        }

        $(this._scrollElement).trigger(Event.ACTIVATE, {
          relatedTarget: target
        });
      }
    }, {
      key: '_clear',
      value: function _clear() {
        $(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);
          var _config = 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]();
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }]);

    return ScrollSpy;
  })();

  $(window).on(Event.LOAD_DATA_API, function () {
    var scrollSpys = $.makeArray($(Selector.DATA_SPY));

    for (var i = scrollSpys.length; i--;) {
      var $spy = $(scrollSpys[i]);
      ScrollSpy._jQueryInterface.call($spy, $spy.data());
    }
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = ScrollSpy._jQueryInterface;
  $.fn[NAME].Constructor = ScrollSpy;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return ScrollSpy._jQueryInterface;
  };

  return ScrollSpy;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): tab.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Tab = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'tab';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.tab';
  var EVENT_KEY = '.' + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
  };

  var ClassName = {
    DROPDOWN_MENU: 'dropdown-menu',
    ACTIVE: 'active',
    FADE: 'fade',
    IN: 'in'
  };

  var Selector = {
    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'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Tab = (function () {
    function Tab(element) {
      _classCallCheck(this, Tab);

      this._element = element;
    }

    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Tab, [{
      key: 'show',

      // public

      value: function show() {
        var _this15 = this;

        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);

        if (ulElement) {
          previous = $.makeArray($(ulElement).find(Selector.ACTIVE));
          previous = previous[previous.length - 1];
        }

        var hideEvent = $.Event(Event.HIDE, {
          relatedTarget: this._element
        });

        var showEvent = $.Event(Event.SHOW, {
          relatedTarget: previous
        });

        if (previous) {
          $(previous).trigger(hideEvent);
        }

        $(this._element).trigger(showEvent);

        if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
          return;
        }

        if (selector) {
          target = $(selector)[0];
        }

        this._activate(this._element, ulElement);

        var complete = function complete() {
          var hiddenEvent = $.Event(Event.HIDDEN, {
            relatedTarget: _this15._element
          });

          var shownEvent = $.Event(Event.SHOWN, {
            relatedTarget: previous
          });

          $(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;
      }

      // private

    }, {
      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]));

        var complete = $.proxy(this._transitionComplete, this, element, active, isTransitioning, callback);

        if (active && isTransitioning) {
          $(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
        } else {
          complete();
        }

        if (active) {
          $(active).removeClass(ClassName.IN);
        }
      }
    }, {
      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 (dropdownChild) {
            $(dropdownChild).removeClass(ClassName.ACTIVE);
          }

          active.setAttribute('aria-expanded', false);
        }

        $(element).addClass(ClassName.ACTIVE);
        element.setAttribute('aria-expanded', true);

        if (isTransitioning) {
          Util.reflow(element);
          $(element).addClass(ClassName.IN);
        } else {
          $(element).removeClass(ClassName.FADE);
        }

        if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {

          var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
          if (dropdownElement) {
            $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
          }

          element.setAttribute('aria-expanded', true);
        }

        if (callback) {
          callback();
        }
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var $this = $(this);
          var data = $this.data(DATA_KEY);

          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]();
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Tab;
  })();

  $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    event.preventDefault();
    Tab._jQueryInterface.call($(this), 'show');
  });

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Tab._jQueryInterface;
  $.fn[NAME].Constructor = Tab;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Tab._jQueryInterface;
  };

  return Tab;
})(jQuery);

/* global Tether */

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): tooltip.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Tooltip = (function ($) {

  /**
   * Check for Tether dependency
   * Tether - http://github.hubspot.com/tether/
   */
  if (window.Tether === undefined) {
    throw new Error('Bootstrap tooltips require Tether (http://github.hubspot.com/tether/)');
  }

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'tooltip';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.tooltip';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];
  var TRANSITION_DURATION = 150;
  var CLASS_PREFIX = 'bs-tether';

  var Default = {
    animation: true,
    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    selector: false,
    placement: 'top',
    offset: '0 0',
    constraints: []
  };

  var DefaultType = {
    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'
  };

  var AttachmentMap = {
    TOP: 'bottom center',
    RIGHT: 'middle left',
    BOTTOM: 'top center',
    LEFT: 'middle right'
  };

  var HoverState = {
    IN: 'in',
    OUT: 'out'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    INSERTED: 'inserted' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    FOCUSOUT: 'focusout' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY
  };

  var ClassName = {
    FADE: 'fade',
    IN: 'in'
  };

  var Selector = {
    TOOLTIP: '.tooltip',
    TOOLTIP_INNER: '.tooltip-inner'
  };

  var TetherClass = {
    element: false,
    enabled: false
  };

  var Trigger = {
    HOVER: 'hover',
    FOCUS: 'focus',
    CLICK: 'click',
    MANUAL: 'manual'
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Tooltip = (function () {
    function Tooltip(element, config) {
      _classCallCheck(this, Tooltip);

      // private
      this._isEnabled = true;
      this._timeout = 0;
      this._hoverState = '';
      this._activeTrigger = {};
      this._tether = null;

      // protected
      this.element = element;
      this.config = this._getConfig(config);
      this.tip = null;

      this._setListeners();
    }

    /**
     * ------------------------------------------------------------------------
     * jQuery
     * ------------------------------------------------------------------------
     */

    // getters

    _createClass(Tooltip, [{
      key: 'enable',

      // 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);
          }

          context._activeTrigger.click = !context._activeTrigger.click;

          if (context._isWithActiveTrigger()) {
            context._enter(null, context);
          } else {
            context._leave(null, context);
          }
        } else {

          if ($(this.getTipElement()).hasClass(ClassName.IN)) {
            this._leave(null, this);
            return;
          }

          this._enter(null, this);
        }
      }
    }, {
      key: 'dispose',
      value: function dispose() {
        clearTimeout(this._timeout);

        this.cleanupTether();

        $.removeData(this.element, this.constructor.DATA_KEY);

        $(this.element).off(this.constructor.EVENT_KEY);

        if (this.tip) {
          $(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 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);

          if (showEvent.isDefaultPrevented() || !isInTheDom) {
            return;
          }

          var tip = this.getTipElement();
          var tipId = Util.getUID(this.constructor.NAME);

          tip.setAttribute('id', tipId);
          this.element.setAttribute('aria-describedby', tipId);

          this.setContent();

          if (this.config.animation) {
            $(tip).addClass(ClassName.FADE);
          }

          var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;

          var attachment = this._getAttachment(placement);

          $(tip).data(this.constructor.DATA_KEY, this).appendTo(document.body);

          $(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 complete = function complete() {
            var prevHoverState = _this16._hoverState;
            _this16._hoverState = null;

            $(_this16.element).trigger(_this16.constructor.Event.SHOWN);

            if (prevHoverState === HoverState.OUT) {
              _this16._leave(null, _this16);
            }
          };

          if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
            $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
            return;
          }

          complete();
        }
      }
    }, {
      key: 'hide',
      value: function hide(callback) {
        var _this17 = this;

        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);
          }

          _this17.element.removeAttribute('aria-describedby');
          $(_this17.element).trigger(_this17.constructor.Event.HIDDEN);
          _this17.cleanupTether();

          if (callback) {
            callback();
          }
        };

        $(this.element).trigger(hideEvent);

        if (hideEvent.isDefaultPrevented()) {
          return;
        }

        $(tip).removeClass(ClassName.IN);

        if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {

          $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
        } else {
          complete();
        }

        this._hoverState = '';
      }

      // protected

    }, {
      key: 'isWithContent',
      value: function isWithContent() {
        return Boolean(this.getTitle());
      }
    }, {
      key: 'getTipElement',
      value: function getTipElement() {
        return this.tip = this.tip || $(this.config.template)[0];
      }
    }, {
      key: 'setContent',
      value: function setContent() {
        var $tip = $(this.getTipElement());

        this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());

        $tip.removeClass(ClassName.FADE).removeClass(ClassName.IN);

        this.cleanupTether();
      }
    }, {
      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());
          }
        } 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;
        }

        return title;
      }
    }, {
      key: 'cleanupTether',
      value: function cleanupTether() {
        if (this._tether) {
          this._tether.destroy();
        }
      }

      // private

    }, {
      key: '_getAttachment',
      value: function _getAttachment(placement) {
        return AttachmentMap[placement.toUpperCase()];
      }
    }, {
      key: '_setListeners',
      value: function _setListeners() {
        var _this18 = this;

        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: '_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', '');
        }
      }
    }, {
      key: '_enter',
      value: function _enter(event, context) {
        var dataKey = this.constructor.DATA_KEY;

        context = context || $(event.currentTarget).data(dataKey);

        if (!context) {
          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
          $(event.currentTarget).data(dataKey, context);
        }

        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) {
          context.show();
          return;
        }

        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;

        context = context || $(event.currentTarget).data(dataKey);

        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 (context._isWithActiveTrigger()) {
          return;
        }

        clearTimeout(context._timeout);

        context._hoverState = HoverState.OUT;

        if (!context.config.delay || !context.config.delay.hide) {
          context.hide();
          return;
        }

        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;
          }
        }

        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 config;
      }
    }, {
      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];
            }
          }
        }

        return config;
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);
          var _config = typeof config === 'object' ? config : null;

          if (!data && /destroy|hide/.test(config)) {
            return;
          }

          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]();
          }
        });
      }
    }, {
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'NAME',
      get: function get() {
        return NAME;
      }
    }, {
      key: 'DATA_KEY',
      get: function get() {
        return DATA_KEY;
      }
    }, {
      key: 'Event',
      get: function get() {
        return Event;
      }
    }, {
      key: 'EVENT_KEY',
      get: function get() {
        return EVENT_KEY;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Tooltip;
  })();

  $.fn[NAME] = Tooltip._jQueryInterface;
  $.fn[NAME].Constructor = Tooltip;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Tooltip._jQueryInterface;
  };

  return Tooltip;
})(jQuery);

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): popover.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

var Popover = (function ($) {

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'popover';
  var VERSION = '4.0.0-alpha.4';
  var DATA_KEY = 'bs.popover';
  var EVENT_KEY = '.' + DATA_KEY;
  var JQUERY_NO_CONFLICT = $.fn[NAME];

  var Default = $.extend({}, Tooltip.Default, {
    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>'
  });

  var DefaultType = $.extend({}, Tooltip.DefaultType, {
    content: '(string|element|function)'
  });

  var ClassName = {
    FADE: 'fade',
    IN: 'in'
  };

  var Selector = {
    TITLE: '.popover-title',
    CONTENT: '.popover-content',
    ARROW: '.popover-arrow'
  };

  var Event = {
    HIDE: 'hide' + EVENT_KEY,
    HIDDEN: 'hidden' + EVENT_KEY,
    SHOW: 'show' + EVENT_KEY,
    SHOWN: 'shown' + EVENT_KEY,
    INSERTED: 'inserted' + EVENT_KEY,
    CLICK: 'click' + EVENT_KEY,
    FOCUSIN: 'focusin' + EVENT_KEY,
    FOCUSOUT: 'focusout' + EVENT_KEY,
    MOUSEENTER: 'mouseenter' + EVENT_KEY,
    MOUSELEAVE: 'mouseleave' + EVENT_KEY
  };

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Popover = (function (_Tooltip) {
    _inherits(Popover, _Tooltip);

    function Popover() {
      _classCallCheck(this, Popover);

      _get(Object.getPrototypeOf(Popover.prototype), 'constructor', this).apply(this, arguments);
    }

    /**
     * ------------------------------------------------------------------------
     * jQuery
     * ------------------------------------------------------------------------
     */

    _createClass(Popover, [{
      key: 'isWithContent',

      // overrides

      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());

        // 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);

        this.cleanupTether();
      }

      // 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);
      }

      // static

    }], [{
      key: '_jQueryInterface',
      value: function _jQueryInterface(config) {
        return this.each(function () {
          var data = $(this).data(DATA_KEY);
          var _config = typeof config === 'object' ? config : null;

          if (!data && /destroy|hide/.test(config)) {
            return;
          }

          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]();
          }
        });
      }
    }, {
      key: 'VERSION',

      // getters

      get: function get() {
        return VERSION;
      }
    }, {
      key: 'Default',
      get: function get() {
        return Default;
      }
    }, {
      key: 'NAME',
      get: function get() {
        return NAME;
      }
    }, {
      key: 'DATA_KEY',
      get: function get() {
        return DATA_KEY;
      }
    }, {
      key: 'Event',
      get: function get() {
        return Event;
      }
    }, {
      key: 'EVENT_KEY',
      get: function get() {
        return EVENT_KEY;
      }
    }, {
      key: 'DefaultType',
      get: function get() {
        return DefaultType;
      }
    }]);

    return Popover;
  })(Tooltip);

  $.fn[NAME] = Popover._jQueryInterface;
  $.fn[NAME].Constructor = Popover;
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT;
    return Popover._jQueryInterface;
  };

  return Popover;
})(jQuery);

}(jQuery);