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From srima...@apache.org
Subject [30/41] ambari git commit: AMBARI-16095. Storm Ambari View (Sriharsha Chintalapani via srimanth)
Date Wed, 04 May 2016 00:16:23 GMT
http://git-wip-us.apache.org/repos/asf/ambari/blob/529ef7f7/contrib/views/storm/src/main/resources/libs/bower/backbone.marionette/js/backbone.marionette.js
----------------------------------------------------------------------
diff --git a/contrib/views/storm/src/main/resources/libs/bower/backbone.marionette/js/backbone.marionette.js b/contrib/views/storm/src/main/resources/libs/bower/backbone.marionette/js/backbone.marionette.js
deleted file mode 100644
index 8714cd7..0000000
--- a/contrib/views/storm/src/main/resources/libs/bower/backbone.marionette/js/backbone.marionette.js
+++ /dev/null
@@ -1,3128 +0,0 @@
-// MarionetteJS (Backbone.Marionette)
-// ----------------------------------
-// v2.3.2
-//
-// Copyright (c)2015 Derick Bailey, Muted Solutions, LLC.
-// Distributed under MIT license
-//
-// http://marionettejs.com
-
-(function(root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(['backbone', 'underscore', 'backbone.wreqr', 'backbone.babysitter'], function(Backbone, _) {
-      return (root.Marionette = root.Mn = factory(root, Backbone, _));
-    });
-  } else if (typeof exports !== 'undefined') {
-    var Backbone = require('backbone');
-    var _ = require('underscore');
-    var Wreqr = require('backbone.wreqr');
-    var BabySitter = require('backbone.babysitter');
-    module.exports = factory(root, Backbone, _);
-  } else {
-    root.Marionette = root.Mn = factory(root, root.Backbone, root._);
-  }
-
-}(this, function(root, Backbone, _) {
-  'use strict';
-
-  var previousMarionette = root.Marionette;
-  var previousMn = root.Mn;
-
-  var Marionette = Backbone.Marionette = {};
-
-  Marionette.VERSION = '2.3.2';
-
-  Marionette.noConflict = function() {
-    root.Marionette = previousMarionette;
-    root.Mn = previousMn;
-    return this;
-  };
-
-  // Get the Deferred creator for later use
-  Marionette.Deferred = Backbone.$.Deferred;
-
-  /* jshint unused: false *//* global console */
-
-  // Helpers
-  // -------
-
-  // Marionette.extend
-  // -----------------
-
-  // Borrow the Backbone `extend` method so we can use it as needed
-  Marionette.extend = Backbone.Model.extend;
-
-  // Marionette.isNodeAttached
-  // -------------------------
-
-  // Determine if `el` is a child of the document
-  Marionette.isNodeAttached = function(el) {
-    return Backbone.$.contains(document.documentElement, el);
-  };
-
-
-  // Marionette.getOption
-  // --------------------
-
-  // Retrieve an object, function or other value from a target
-  // object or its `options`, with `options` taking precedence.
-  Marionette.getOption = function(target, optionName) {
-    if (!target || !optionName) { return; }
-    if (target.options && (target.options[optionName] !== undefined)) {
-      return target.options[optionName];
-    } else {
-      return target[optionName];
-    }
-  };
-
-  // Proxy `Marionette.getOption`
-  Marionette.proxyGetOption = function(optionName) {
-    return Marionette.getOption(this, optionName);
-  };
-
-  // Similar to `_.result`, this is a simple helper
-  // If a function is provided we call it with context
-  // otherwise just return the value. If the value is
-  // undefined return a default value
-  Marionette._getValue = function(value, context, params) {
-    if (_.isFunction(value)) {
-      // We need to ensure that params is not undefined
-      // to prevent `apply` from failing in ie8
-      params = params || [];
-
-      value = value.apply(context, params);
-    }
-    return value;
-  };
-
-  // Marionette.normalizeMethods
-  // ----------------------
-
-  // Pass in a mapping of events => functions or function names
-  // and return a mapping of events => functions
-  Marionette.normalizeMethods = function(hash) {
-    return _.reduce(hash, function(normalizedHash, method, name) {
-      if (!_.isFunction(method)) {
-        method = this[method];
-      }
-      if (method) {
-        normalizedHash[name] = method;
-      }
-      return normalizedHash;
-    }, {}, this);
-  };
-
-  // utility method for parsing @ui. syntax strings
-  // into associated selector
-  Marionette.normalizeUIString = function(uiString, ui) {
-    return uiString.replace(/@ui\.[a-zA-Z_$0-9]*/g, function(r) {
-      return ui[r.slice(4)];
-    });
-  };
-
-  // allows for the use of the @ui. syntax within
-  // a given key for triggers and events
-  // swaps the @ui with the associated selector.
-  // Returns a new, non-mutated, parsed events hash.
-  Marionette.normalizeUIKeys = function(hash, ui) {
-    return _.reduce(hash, function(memo, val, key) {
-      var normalizedKey = Marionette.normalizeUIString(key, ui);
-      memo[normalizedKey] = val;
-      return memo;
-    }, {});
-  };
-
-  // allows for the use of the @ui. syntax within
-  // a given value for regions
-  // swaps the @ui with the associated selector
-  Marionette.normalizeUIValues = function(hash, ui) {
-    _.each(hash, function(val, key) {
-      if (_.isString(val)) {
-        hash[key] = Marionette.normalizeUIString(val, ui);
-      }
-    });
-    return hash;
-  };
-
-  // Mix in methods from Underscore, for iteration, and other
-  // collection related features.
-  // Borrowing this code from Backbone.Collection:
-  // http://backbonejs.org/docs/backbone.html#section-121
-  Marionette.actAsCollection = function(object, listProperty) {
-    var methods = ['forEach', 'each', 'map', 'find', 'detect', 'filter',
-      'select', 'reject', 'every', 'all', 'some', 'any', 'include',
-      'contains', 'invoke', 'toArray', 'first', 'initial', 'rest',
-      'last', 'without', 'isEmpty', 'pluck'];
-
-    _.each(methods, function(method) {
-      object[method] = function() {
-        var list = _.values(_.result(this, listProperty));
-        var args = [list].concat(_.toArray(arguments));
-        return _[method].apply(_, args);
-      };
-    });
-  };
-
-  var deprecate = Marionette.deprecate = function(message, test) {
-    if (_.isObject(message)) {
-      message = (
-        message.prev + ' is going to be removed in the future. ' +
-        'Please use ' + message.next + ' instead.' +
-        (message.url ? ' See: ' + message.url : '')
-      );
-    }
-
-    if ((test === undefined || !test) && !deprecate._cache[message]) {
-      deprecate._warn('Deprecation warning: ' + message);
-      deprecate._cache[message] = true;
-    }
-  };
-
-  deprecate._warn = typeof console !== 'undefined' && (console.warn || console.log) || function() {};
-  deprecate._cache = {};
-
-  /* jshint maxstatements: 14, maxcomplexity: 7 */
-
-  // Trigger Method
-  // --------------
-
-
-  Marionette._triggerMethod = (function() {
-    // split the event name on the ":"
-    var splitter = /(^|:)(\w)/gi;
-
-    // take the event section ("section1:section2:section3")
-    // and turn it in to uppercase name
-    function getEventName(match, prefix, eventName) {
-      return eventName.toUpperCase();
-    }
-
-    return function(context, event, args) {
-      var noEventArg = arguments.length < 3;
-      if (noEventArg) {
-        args = event;
-        event = args[0];
-      }
-
-      // get the method name from the event name
-      var methodName = 'on' + event.replace(splitter, getEventName);
-      var method = context[methodName];
-      var result;
-
-      // call the onMethodName if it exists
-      if (_.isFunction(method)) {
-        // pass all args, except the event name
-        result = method.apply(context, noEventArg ? _.rest(args) : args);
-      }
-
-      // trigger the event, if a trigger method exists
-      if (_.isFunction(context.trigger)) {
-        if (noEventArg + args.length > 1) {
-          context.trigger.apply(context, noEventArg ? args : [event].concat(_.rest(args, 0)));
-        } else {
-          context.trigger(event);
-        }
-      }
-
-      return result;
-    };
-  })();
-
-  // Trigger an event and/or a corresponding method name. Examples:
-  //
-  // `this.triggerMethod("foo")` will trigger the "foo" event and
-  // call the "onFoo" method.
-  //
-  // `this.triggerMethod("foo:bar")` will trigger the "foo:bar" event and
-  // call the "onFooBar" method.
-  Marionette.triggerMethod = function(event) {
-    return Marionette._triggerMethod(this, arguments);
-  };
-
-  // triggerMethodOn invokes triggerMethod on a specific context
-  //
-  // e.g. `Marionette.triggerMethodOn(view, 'show')`
-  // will trigger a "show" event or invoke onShow the view.
-  Marionette.triggerMethodOn = function(context) {
-    var fnc = _.isFunction(context.triggerMethod) ?
-                  context.triggerMethod :
-                  Marionette.triggerMethod;
-
-    return fnc.apply(context, _.rest(arguments));
-  };
-
-  // DOM Refresh
-  // -----------
-
-  // Monitor a view's state, and after it has been rendered and shown
-  // in the DOM, trigger a "dom:refresh" event every time it is
-  // re-rendered.
-
-  Marionette.MonitorDOMRefresh = function(view) {
-
-    // track when the view has been shown in the DOM,
-    // using a Marionette.Region (or by other means of triggering "show")
-    function handleShow() {
-      view._isShown = true;
-      triggerDOMRefresh();
-    }
-
-    // track when the view has been rendered
-    function handleRender() {
-      view._isRendered = true;
-      triggerDOMRefresh();
-    }
-
-    // Trigger the "dom:refresh" event and corresponding "onDomRefresh" method
-    function triggerDOMRefresh() {
-      if (view._isShown && view._isRendered && Marionette.isNodeAttached(view.el)) {
-        if (_.isFunction(view.triggerMethod)) {
-          view.triggerMethod('dom:refresh');
-        }
-      }
-    }
-
-    view.on({
-      show: handleShow,
-      render: handleRender
-    });
-  };
-
-  /* jshint maxparams: 5 */
-
-  // Bind Entity Events & Unbind Entity Events
-  // -----------------------------------------
-  //
-  // These methods are used to bind/unbind a backbone "entity" (e.g. collection/model)
-  // to methods on a target object.
-  //
-  // The first parameter, `target`, must have the Backbone.Events module mixed in.
-  //
-  // The second parameter is the `entity` (Backbone.Model, Backbone.Collection or
-  // any object that has Backbone.Events mixed in) to bind the events from.
-  //
-  // The third parameter is a hash of { "event:name": "eventHandler" }
-  // configuration. Multiple handlers can be separated by a space. A
-  // function can be supplied instead of a string handler name.
-
-  (function(Marionette) {
-    'use strict';
-
-    // Bind the event to handlers specified as a string of
-    // handler names on the target object
-    function bindFromStrings(target, entity, evt, methods) {
-      var methodNames = methods.split(/\s+/);
-
-      _.each(methodNames, function(methodName) {
-
-        var method = target[methodName];
-        if (!method) {
-          throw new Marionette.Error('Method "' + methodName +
-            '" was configured as an event handler, but does not exist.');
-        }
-
-        target.listenTo(entity, evt, method);
-      });
-    }
-
-    // Bind the event to a supplied callback function
-    function bindToFunction(target, entity, evt, method) {
-      target.listenTo(entity, evt, method);
-    }
-
-    // Bind the event to handlers specified as a string of
-    // handler names on the target object
-    function unbindFromStrings(target, entity, evt, methods) {
-      var methodNames = methods.split(/\s+/);
-
-      _.each(methodNames, function(methodName) {
-        var method = target[methodName];
-        target.stopListening(entity, evt, method);
-      });
-    }
-
-    // Bind the event to a supplied callback function
-    function unbindToFunction(target, entity, evt, method) {
-      target.stopListening(entity, evt, method);
-    }
-
-
-    // generic looping function
-    function iterateEvents(target, entity, bindings, functionCallback, stringCallback) {
-      if (!entity || !bindings) { return; }
-
-      // type-check bindings
-      if (!_.isObject(bindings)) {
-        throw new Marionette.Error({
-          message: 'Bindings must be an object or function.',
-          url: 'marionette.functions.html#marionettebindentityevents'
-        });
-      }
-
-      // allow the bindings to be a function
-      bindings = Marionette._getValue(bindings, target);
-
-      // iterate the bindings and bind them
-      _.each(bindings, function(methods, evt) {
-
-        // allow for a function as the handler,
-        // or a list of event names as a string
-        if (_.isFunction(methods)) {
-          functionCallback(target, entity, evt, methods);
-        } else {
-          stringCallback(target, entity, evt, methods);
-        }
-
-      });
-    }
-
-    // Export Public API
-    Marionette.bindEntityEvents = function(target, entity, bindings) {
-      iterateEvents(target, entity, bindings, bindToFunction, bindFromStrings);
-    };
-
-    Marionette.unbindEntityEvents = function(target, entity, bindings) {
-      iterateEvents(target, entity, bindings, unbindToFunction, unbindFromStrings);
-    };
-
-    // Proxy `bindEntityEvents`
-    Marionette.proxyBindEntityEvents = function(entity, bindings) {
-      return Marionette.bindEntityEvents(this, entity, bindings);
-    };
-
-    // Proxy `unbindEntityEvents`
-    Marionette.proxyUnbindEntityEvents = function(entity, bindings) {
-      return Marionette.unbindEntityEvents(this, entity, bindings);
-    };
-  })(Marionette);
-
-
-  // Error
-  // -----
-
-  var errorProps = ['description', 'fileName', 'lineNumber', 'name', 'message', 'number'];
-
-  Marionette.Error = Marionette.extend.call(Error, {
-    urlRoot: 'http://marionettejs.com/docs/v' + Marionette.VERSION + '/',
-
-    constructor: function(message, options) {
-      if (_.isObject(message)) {
-        options = message;
-        message = options.message;
-      } else if (!options) {
-        options = {};
-      }
-
-      var error = Error.call(this, message);
-      _.extend(this, _.pick(error, errorProps), _.pick(options, errorProps));
-
-      this.captureStackTrace();
-
-      if (options.url) {
-        this.url = this.urlRoot + options.url;
-      }
-    },
-
-    captureStackTrace: function() {
-      if (Error.captureStackTrace) {
-        Error.captureStackTrace(this, Marionette.Error);
-      }
-    },
-
-    toString: function() {
-      return this.name + ': ' + this.message + (this.url ? ' See: ' + this.url : '');
-    }
-  });
-
-  Marionette.Error.extend = Marionette.extend;
-
-  // Callbacks
-  // ---------
-
-  // A simple way of managing a collection of callbacks
-  // and executing them at a later point in time, using jQuery's
-  // `Deferred` object.
-  Marionette.Callbacks = function() {
-    this._deferred = Marionette.Deferred();
-    this._callbacks = [];
-  };
-
-  _.extend(Marionette.Callbacks.prototype, {
-
-    // Add a callback to be executed. Callbacks added here are
-    // guaranteed to execute, even if they are added after the
-    // `run` method is called.
-    add: function(callback, contextOverride) {
-      var promise = _.result(this._deferred, 'promise');
-
-      this._callbacks.push({cb: callback, ctx: contextOverride});
-
-      promise.then(function(args) {
-        if (contextOverride){ args.context = contextOverride; }
-        callback.call(args.context, args.options);
-      });
-    },
-
-    // Run all registered callbacks with the context specified.
-    // Additional callbacks can be added after this has been run
-    // and they will still be executed.
-    run: function(options, context) {
-      this._deferred.resolve({
-        options: options,
-        context: context
-      });
-    },
-
-    // Resets the list of callbacks to be run, allowing the same list
-    // to be run multiple times - whenever the `run` method is called.
-    reset: function() {
-      var callbacks = this._callbacks;
-      this._deferred = Marionette.Deferred();
-      this._callbacks = [];
-
-      _.each(callbacks, function(cb) {
-        this.add(cb.cb, cb.ctx);
-      }, this);
-    }
-  });
-
-  // Controller
-  // ----------
-
-  // A multi-purpose object to use as a controller for
-  // modules and routers, and as a mediator for workflow
-  // and coordination of other objects, views, and more.
-  Marionette.Controller = function(options) {
-    this.options = options || {};
-
-    if (_.isFunction(this.initialize)) {
-      this.initialize(this.options);
-    }
-  };
-
-  Marionette.Controller.extend = Marionette.extend;
-
-  // Controller Methods
-  // --------------
-
-  // Ensure it can trigger events with Backbone.Events
-  _.extend(Marionette.Controller.prototype, Backbone.Events, {
-    destroy: function() {
-      Marionette._triggerMethod(this, 'before:destroy', arguments);
-      Marionette._triggerMethod(this, 'destroy', arguments);
-
-      this.stopListening();
-      this.off();
-      return this;
-    },
-
-    // import the `triggerMethod` to trigger events with corresponding
-    // methods if the method exists
-    triggerMethod: Marionette.triggerMethod,
-
-    // Proxy `getOption` to enable getting options from this or this.options by name.
-    getOption: Marionette.proxyGetOption
-
-  });
-
-  // Object
-  // ------
-
-  // A Base Class that other Classes should descend from.
-  // Object borrows many conventions and utilities from Backbone.
-  Marionette.Object = function(options) {
-    this.options = _.extend({}, _.result(this, 'options'), options);
-
-    this.initialize.apply(this, arguments);
-  };
-
-  Marionette.Object.extend = Marionette.extend;
-
-  // Object Methods
-  // --------------
-
-  // Ensure it can trigger events with Backbone.Events
-  _.extend(Marionette.Object.prototype, Backbone.Events, {
-
-    //this is a noop method intended to be overridden by classes that extend from this base
-    initialize: function() {},
-
-    destroy: function() {
-      this.triggerMethod('before:destroy');
-      this.triggerMethod('destroy');
-      this.stopListening();
-    },
-
-    // Import the `triggerMethod` to trigger events with corresponding
-    // methods if the method exists
-    triggerMethod: Marionette.triggerMethod,
-
-    // Proxy `getOption` to enable getting options from this or this.options by name.
-    getOption: Marionette.proxyGetOption,
-
-    // Proxy `bindEntityEvents` to enable binding view's events from another entity.
-    bindEntityEvents: Marionette.proxyBindEntityEvents,
-
-    // Proxy `unbindEntityEvents` to enable unbinding view's events from another entity.
-    unbindEntityEvents: Marionette.proxyUnbindEntityEvents
-  });
-
-  /* jshint maxcomplexity: 16, maxstatements: 45, maxlen: 120 */
-
-  // Region
-  // ------
-
-  // Manage the visual regions of your composite application. See
-  // http://lostechies.com/derickbailey/2011/12/12/composite-js-apps-regions-and-region-managers/
-
-  Marionette.Region = Marionette.Object.extend({
-    constructor: function (options) {
-
-      // set options temporarily so that we can get `el`.
-      // options will be overriden by Object.constructor
-      this.options = options || {};
-      this.el = this.getOption('el');
-
-      // Handle when this.el is passed in as a $ wrapped element.
-      this.el = this.el instanceof Backbone.$ ? this.el[0] : this.el;
-
-      if (!this.el) {
-        throw new Marionette.Error({
-          name: 'NoElError',
-          message: 'An "el" must be specified for a region.'
-        });
-      }
-
-      this.$el = this.getEl(this.el);
-      Marionette.Object.call(this, options);
-    },
-
-    // Displays a backbone view instance inside of the region.
-    // Handles calling the `render` method for you. Reads content
-    // directly from the `el` attribute. Also calls an optional
-    // `onShow` and `onDestroy` method on your view, just after showing
-    // or just before destroying the view, respectively.
-    // The `preventDestroy` option can be used to prevent a view from
-    // the old view being destroyed on show.
-    // The `forceShow` option can be used to force a view to be
-    // re-rendered if it's already shown in the region.
-    show: function(view, options){
-      if (!this._ensureElement()) {
-        return;
-      }
-
-      this._ensureViewIsIntact(view);
-
-      var showOptions     = options || {};
-      var isDifferentView = view !== this.currentView;
-      var preventDestroy  = !!showOptions.preventDestroy;
-      var forceShow       = !!showOptions.forceShow;
-
-      // We are only changing the view if there is a current view to change to begin with
-      var isChangingView = !!this.currentView;
-
-      // Only destroy the current view if we don't want to `preventDestroy` and if
-      // the view given in the first argument is different than `currentView`
-      var _shouldDestroyView = isDifferentView && !preventDestroy;
-
-      // Only show the view given in the first argument if it is different than
-      // the current view or if we want to re-show the view. Note that if
-      // `_shouldDestroyView` is true, then `_shouldShowView` is also necessarily true.
-      var _shouldShowView = isDifferentView || forceShow;
-
-      if (isChangingView) {
-        this.triggerMethod('before:swapOut', this.currentView, this, options);
-      }
-
-      if (this.currentView) {
-        delete this.currentView._parent;
-      }
-
-      if (_shouldDestroyView) {
-        this.empty();
-
-      // A `destroy` event is attached to the clean up manually removed views.
-      // We need to detach this event when a new view is going to be shown as it
-      // is no longer relevant.
-      } else if (isChangingView && _shouldShowView) {
-        this.currentView.off('destroy', this.empty, this);
-      }
-
-      if (_shouldShowView) {
-
-        // We need to listen for if a view is destroyed
-        // in a way other than through the region.
-        // If this happens we need to remove the reference
-        // to the currentView since once a view has been destroyed
-        // we can not reuse it.
-        view.once('destroy', this.empty, this);
-        view.render();
-
-        view._parent = this;
-
-        if (isChangingView) {
-          this.triggerMethod('before:swap', view, this, options);
-        }
-
-        this.triggerMethod('before:show', view, this, options);
-        Marionette.triggerMethodOn(view, 'before:show', view, this, options);
-
-        if (isChangingView) {
-          this.triggerMethod('swapOut', this.currentView, this, options);
-        }
-
-        // An array of views that we're about to display
-        var attachedRegion = Marionette.isNodeAttached(this.el);
-
-        // The views that we're about to attach to the document
-        // It's important that we prevent _getNestedViews from being executed unnecessarily
-        // as it's a potentially-slow method
-        var displayedViews = [];
-
-        var triggerBeforeAttach = showOptions.triggerBeforeAttach || this.triggerBeforeAttach;
-        var triggerAttach = showOptions.triggerAttach || this.triggerAttach;
-
-        if (attachedRegion && triggerBeforeAttach) {
-          displayedViews = this._displayedViews(view);
-          this._triggerAttach(displayedViews, 'before:');
-        }
-
-        this.attachHtml(view);
-        this.currentView = view;
-
-        if (attachedRegion && triggerAttach) {
-          displayedViews = this._displayedViews(view);
-          this._triggerAttach(displayedViews);
-        }
-
-        if (isChangingView) {
-          this.triggerMethod('swap', view, this, options);
-        }
-
-        this.triggerMethod('show', view, this, options);
-        Marionette.triggerMethodOn(view, 'show', view, this, options);
-
-        return this;
-      }
-
-      return this;
-    },
-
-    triggerBeforeAttach: true,
-    triggerAttach: true,
-
-    _triggerAttach: function(views, prefix) {
-      var eventName = (prefix || '') + 'attach';
-      _.each(views, function(view) {
-        Marionette.triggerMethodOn(view, eventName, view, this);
-      }, this);
-    },
-
-    _displayedViews: function(view) {
-      return _.union([view], _.result(view, '_getNestedViews') || []);
-    },
-
-    _ensureElement: function(){
-      if (!_.isObject(this.el)) {
-        this.$el = this.getEl(this.el);
-        this.el = this.$el[0];
-      }
-
-      if (!this.$el || this.$el.length === 0) {
-        if (this.getOption('allowMissingEl')) {
-          return false;
-        } else {
-          throw new Marionette.Error('An "el" ' + this.$el.selector + ' must exist in DOM');
-        }
-      }
-      return true;
-    },
-
-    _ensureViewIsIntact: function(view) {
-      if (!view) {
-        throw new Marionette.Error({
-          name: 'ViewNotValid',
-          message: 'The view passed is undefined and therefore invalid. You must pass a view instance to show.'
-        });
-      }
-
-      if (view.isDestroyed) {
-        throw new Marionette.Error({
-          name: 'ViewDestroyedError',
-          message: 'View (cid: "' + view.cid + '") has already been destroyed and cannot be used.'
-        });
-      }
-    },
-
-    // Override this method to change how the region finds the DOM
-    // element that it manages. Return a jQuery selector object scoped
-    // to a provided parent el or the document if none exists.
-    getEl: function(el) {
-      return Backbone.$(el, Marionette._getValue(this.options.parentEl, this));
-    },
-
-    // Override this method to change how the new view is
-    // appended to the `$el` that the region is managing
-    attachHtml: function(view) {
-      this.$el.contents().detach();
-
-      this.el.appendChild(view.el);
-    },
-
-    // Destroy the current view, if there is one. If there is no
-    // current view, it does nothing and returns immediately.
-    empty: function() {
-      var view = this.currentView;
-
-      // If there is no view in the region
-      // we should not remove anything
-      if (!view) { return; }
-
-      view.off('destroy', this.empty, this);
-      this.triggerMethod('before:empty', view);
-      this._destroyView();
-      this.triggerMethod('empty', view);
-
-      // Remove region pointer to the currentView
-      delete this.currentView;
-      return this;
-    },
-
-    // call 'destroy' or 'remove', depending on which is found
-    // on the view (if showing a raw Backbone view or a Marionette View)
-    _destroyView: function() {
-      var view = this.currentView;
-
-      if (view.destroy && !view.isDestroyed) {
-        view.destroy();
-      } else if (view.remove) {
-        view.remove();
-
-        // appending isDestroyed to raw Backbone View allows regions
-        // to throw a ViewDestroyedError for this view
-        view.isDestroyed = true;
-      }
-    },
-
-    // Attach an existing view to the region. This
-    // will not call `render` or `onShow` for the new view,
-    // and will not replace the current HTML for the `el`
-    // of the region.
-    attachView: function(view) {
-      this.currentView = view;
-      return this;
-    },
-
-    // Checks whether a view is currently present within
-    // the region. Returns `true` if there is and `false` if
-    // no view is present.
-    hasView: function() {
-      return !!this.currentView;
-    },
-
-    // Reset the region by destroying any existing view and
-    // clearing out the cached `$el`. The next time a view
-    // is shown via this region, the region will re-query the
-    // DOM for the region's `el`.
-    reset: function() {
-      this.empty();
-
-      if (this.$el) {
-        this.el = this.$el.selector;
-      }
-
-      delete this.$el;
-      return this;
-    }
-
-  },
-
-  // Static Methods
-  {
-
-    // Build an instance of a region by passing in a configuration object
-    // and a default region class to use if none is specified in the config.
-    //
-    // The config object should either be a string as a jQuery DOM selector,
-    // a Region class directly, or an object literal that specifies a selector,
-    // a custom regionClass, and any options to be supplied to the region:
-    //
-    // ```js
-    // {
-    //   selector: "#foo",
-    //   regionClass: MyCustomRegion,
-    //   allowMissingEl: false
-    // }
-    // ```
-    //
-    buildRegion: function(regionConfig, DefaultRegionClass) {
-      if (_.isString(regionConfig)) {
-        return this._buildRegionFromSelector(regionConfig, DefaultRegionClass);
-      }
-
-      if (regionConfig.selector || regionConfig.el || regionConfig.regionClass) {
-        return this._buildRegionFromObject(regionConfig, DefaultRegionClass);
-      }
-
-      if (_.isFunction(regionConfig)) {
-        return this._buildRegionFromRegionClass(regionConfig);
-      }
-
-      throw new Marionette.Error({
-        message: 'Improper region configuration type.',
-        url: 'marionette.region.html#region-configuration-types'
-      });
-    },
-
-    // Build the region from a string selector like '#foo-region'
-    _buildRegionFromSelector: function(selector, DefaultRegionClass) {
-      return new DefaultRegionClass({ el: selector });
-    },
-
-    // Build the region from a configuration object
-    // ```js
-    // { selector: '#foo', regionClass: FooRegion, allowMissingEl: false }
-    // ```
-    _buildRegionFromObject: function(regionConfig, DefaultRegionClass) {
-      var RegionClass = regionConfig.regionClass || DefaultRegionClass;
-      var options = _.omit(regionConfig, 'selector', 'regionClass');
-
-      if (regionConfig.selector && !options.el) {
-        options.el = regionConfig.selector;
-      }
-
-      return new RegionClass(options);
-    },
-
-    // Build the region directly from a given `RegionClass`
-    _buildRegionFromRegionClass: function(RegionClass) {
-      return new RegionClass();
-    }
-  });
-
-  // Region Manager
-  // --------------
-
-  // Manage one or more related `Marionette.Region` objects.
-  Marionette.RegionManager = Marionette.Controller.extend({
-    constructor: function(options) {
-      this._regions = {};
-
-      Marionette.Controller.call(this, options);
-
-      this.addRegions(this.getOption('regions'));
-    },
-
-    // Add multiple regions using an object literal or a
-    // function that returns an object literal, where
-    // each key becomes the region name, and each value is
-    // the region definition.
-    addRegions: function(regionDefinitions, defaults) {
-      regionDefinitions = Marionette._getValue(regionDefinitions, this, arguments);
-
-      return _.reduce(regionDefinitions, function(regions, definition, name) {
-        if (_.isString(definition)) {
-          definition = {selector: definition};
-        }
-        if (definition.selector) {
-          definition = _.defaults({}, definition, defaults);
-        }
-
-        regions[name] = this.addRegion(name, definition);
-        return regions;
-      }, {}, this);
-    },
-
-    // Add an individual region to the region manager,
-    // and return the region instance
-    addRegion: function(name, definition) {
-      var region;
-
-      if (definition instanceof Marionette.Region) {
-        region = definition;
-      } else {
-        region = Marionette.Region.buildRegion(definition, Marionette.Region);
-      }
-
-      this.triggerMethod('before:add:region', name, region);
-
-      region._parent = this;
-      this._store(name, region);
-
-      this.triggerMethod('add:region', name, region);
-      return region;
-    },
-
-    // Get a region by name
-    get: function(name) {
-      return this._regions[name];
-    },
-
-    // Gets all the regions contained within
-    // the `regionManager` instance.
-    getRegions: function(){
-      return _.clone(this._regions);
-    },
-
-    // Remove a region by name
-    removeRegion: function(name) {
-      var region = this._regions[name];
-      this._remove(name, region);
-
-      return region;
-    },
-
-    // Empty all regions in the region manager, and
-    // remove them
-    removeRegions: function() {
-      var regions = this.getRegions();
-      _.each(this._regions, function(region, name) {
-        this._remove(name, region);
-      }, this);
-
-      return regions;
-    },
-
-    // Empty all regions in the region manager, but
-    // leave them attached
-    emptyRegions: function() {
-      var regions = this.getRegions();
-      _.invoke(regions, 'empty');
-      return regions;
-    },
-
-    // Destroy all regions and shut down the region
-    // manager entirely
-    destroy: function() {
-      this.removeRegions();
-      return Marionette.Controller.prototype.destroy.apply(this, arguments);
-    },
-
-    // internal method to store regions
-    _store: function(name, region) {
-      this._regions[name] = region;
-      this._setLength();
-    },
-
-    // internal method to remove a region
-    _remove: function(name, region) {
-      this.triggerMethod('before:remove:region', name, region);
-      region.empty();
-      region.stopListening();
-
-      delete region._parent;
-      delete this._regions[name];
-      this._setLength();
-      this.triggerMethod('remove:region', name, region);
-    },
-
-    // set the number of regions current held
-    _setLength: function() {
-      this.length = _.size(this._regions);
-    }
-  });
-
-  Marionette.actAsCollection(Marionette.RegionManager.prototype, '_regions');
-
-
-  // Template Cache
-  // --------------
-
-  // Manage templates stored in `<script>` blocks,
-  // caching them for faster access.
-  Marionette.TemplateCache = function(templateId) {
-    this.templateId = templateId;
-  };
-
-  // TemplateCache object-level methods. Manage the template
-  // caches from these method calls instead of creating
-  // your own TemplateCache instances
-  _.extend(Marionette.TemplateCache, {
-    templateCaches: {},
-
-    // Get the specified template by id. Either
-    // retrieves the cached version, or loads it
-    // from the DOM.
-    get: function(templateId) {
-      var cachedTemplate = this.templateCaches[templateId];
-
-      if (!cachedTemplate) {
-        cachedTemplate = new Marionette.TemplateCache(templateId);
-        this.templateCaches[templateId] = cachedTemplate;
-      }
-
-      return cachedTemplate.load();
-    },
-
-    // Clear templates from the cache. If no arguments
-    // are specified, clears all templates:
-    // `clear()`
-    //
-    // If arguments are specified, clears each of the
-    // specified templates from the cache:
-    // `clear("#t1", "#t2", "...")`
-    clear: function() {
-      var i;
-      var args = _.toArray(arguments);
-      var length = args.length;
-
-      if (length > 0) {
-        for (i = 0; i < length; i++) {
-          delete this.templateCaches[args[i]];
-        }
-      } else {
-        this.templateCaches = {};
-      }
-    }
-  });
-
-  // TemplateCache instance methods, allowing each
-  // template cache object to manage its own state
-  // and know whether or not it has been loaded
-  _.extend(Marionette.TemplateCache.prototype, {
-
-    // Internal method to load the template
-    load: function() {
-      // Guard clause to prevent loading this template more than once
-      if (this.compiledTemplate) {
-        return this.compiledTemplate;
-      }
-
-      // Load the template and compile it
-      var template = this.loadTemplate(this.templateId);
-      this.compiledTemplate = this.compileTemplate(template);
-
-      return this.compiledTemplate;
-    },
-
-    // Load a template from the DOM, by default. Override
-    // this method to provide your own template retrieval
-    // For asynchronous loading with AMD/RequireJS, consider
-    // using a template-loader plugin as described here:
-    // https://github.com/marionettejs/backbone.marionette/wiki/Using-marionette-with-requirejs
-    loadTemplate: function(templateId) {
-      var template = Backbone.$(templateId).html();
-
-      if (!template || template.length === 0) {
-        throw new Marionette.Error({
-          name: 'NoTemplateError',
-          message: 'Could not find template: "' + templateId + '"'
-        });
-      }
-
-      return template;
-    },
-
-    // Pre-compile the template before caching it. Override
-    // this method if you do not need to pre-compile a template
-    // (JST / RequireJS for example) or if you want to change
-    // the template engine used (Handebars, etc).
-    compileTemplate: function(rawTemplate) {
-      return _.template(rawTemplate);
-    }
-  });
-
-  // Renderer
-  // --------
-
-  // Render a template with data by passing in the template
-  // selector and the data to render.
-  Marionette.Renderer = {
-
-    // Render a template with data. The `template` parameter is
-    // passed to the `TemplateCache` object to retrieve the
-    // template function. Override this method to provide your own
-    // custom rendering and template handling for all of Marionette.
-    render: function(template, data) {
-      if (!template) {
-        throw new Marionette.Error({
-          name: 'TemplateNotFoundError',
-          message: 'Cannot render the template since its false, null or undefined.'
-        });
-      }
-
-      var templateFunc = _.isFunction(template) ? template : Marionette.TemplateCache.get(template);
-
-      return templateFunc(data);
-    }
-  };
-
-
-  /* jshint maxlen: 114, nonew: false */
-  // View
-  // ----
-
-  // The core view class that other Marionette views extend from.
-  Marionette.View = Backbone.View.extend({
-    isDestroyed: false,
-
-    constructor: function(options) {
-      _.bindAll(this, 'render');
-
-      options = Marionette._getValue(options, this);
-
-      // this exposes view options to the view initializer
-      // this is a backfill since backbone removed the assignment
-      // of this.options
-      // at some point however this may be removed
-      this.options = _.extend({}, _.result(this, 'options'), options);
-
-      this._behaviors = Marionette.Behaviors(this);
-
-      Backbone.View.apply(this, arguments);
-
-      Marionette.MonitorDOMRefresh(this);
-      this.on('show', this.onShowCalled);
-    },
-
-    // Get the template for this view
-    // instance. You can set a `template` attribute in the view
-    // definition or pass a `template: "whatever"` parameter in
-    // to the constructor options.
-    getTemplate: function() {
-      return this.getOption('template');
-    },
-
-    // Serialize a model by returning its attributes. Clones
-    // the attributes to allow modification.
-    serializeModel: function(model){
-      return model.toJSON.apply(model, _.rest(arguments));
-    },
-
-    // Mix in template helper methods. Looks for a
-    // `templateHelpers` attribute, which can either be an
-    // object literal, or a function that returns an object
-    // literal. All methods and attributes from this object
-    // are copies to the object passed in.
-    mixinTemplateHelpers: function(target) {
-      target = target || {};
-      var templateHelpers = this.getOption('templateHelpers');
-      templateHelpers = Marionette._getValue(templateHelpers, this);
-      return _.extend(target, templateHelpers);
-    },
-
-    // normalize the keys of passed hash with the views `ui` selectors.
-    // `{"@ui.foo": "bar"}`
-    normalizeUIKeys: function(hash) {
-      var uiBindings = _.result(this, '_uiBindings');
-      return Marionette.normalizeUIKeys(hash, uiBindings || _.result(this, 'ui'));
-    },
-
-    // normalize the values of passed hash with the views `ui` selectors.
-    // `{foo: "@ui.bar"}`
-    normalizeUIValues: function(hash) {
-      var ui = _.result(this, 'ui');
-      var uiBindings = _.result(this, '_uiBindings');
-      return Marionette.normalizeUIValues(hash, uiBindings || ui);
-    },
-
-    // Configure `triggers` to forward DOM events to view
-    // events. `triggers: {"click .foo": "do:foo"}`
-    configureTriggers: function() {
-      if (!this.triggers) { return; }
-
-      // Allow `triggers` to be configured as a function
-      var triggers = this.normalizeUIKeys(_.result(this, 'triggers'));
-
-      // Configure the triggers, prevent default
-      // action and stop propagation of DOM events
-      return _.reduce(triggers, function(events, value, key) {
-        events[key] = this._buildViewTrigger(value);
-        return events;
-      }, {}, this);
-    },
-
-    // Overriding Backbone.View's delegateEvents to handle
-    // the `triggers`, `modelEvents`, and `collectionEvents` configuration
-    delegateEvents: function(events) {
-      this._delegateDOMEvents(events);
-      this.bindEntityEvents(this.model, this.getOption('modelEvents'));
-      this.bindEntityEvents(this.collection, this.getOption('collectionEvents'));
-
-      _.each(this._behaviors, function(behavior) {
-        behavior.bindEntityEvents(this.model, behavior.getOption('modelEvents'));
-        behavior.bindEntityEvents(this.collection, behavior.getOption('collectionEvents'));
-      }, this);
-
-      return this;
-    },
-
-    // internal method to delegate DOM events and triggers
-    _delegateDOMEvents: function(eventsArg) {
-      var events = Marionette._getValue(eventsArg || this.events, this);
-
-      // normalize ui keys
-      events = this.normalizeUIKeys(events);
-      if(_.isUndefined(eventsArg)) {this.events = events;}
-
-      var combinedEvents = {};
-
-      // look up if this view has behavior events
-      var behaviorEvents = _.result(this, 'behaviorEvents') || {};
-      var triggers = this.configureTriggers();
-      var behaviorTriggers = _.result(this, 'behaviorTriggers') || {};
-
-      // behavior events will be overriden by view events and or triggers
-      _.extend(combinedEvents, behaviorEvents, events, triggers, behaviorTriggers);
-
-      Backbone.View.prototype.delegateEvents.call(this, combinedEvents);
-    },
-
-    // Overriding Backbone.View's undelegateEvents to handle unbinding
-    // the `triggers`, `modelEvents`, and `collectionEvents` config
-    undelegateEvents: function() {
-      Backbone.View.prototype.undelegateEvents.apply(this, arguments);
-
-      this.unbindEntityEvents(this.model, this.getOption('modelEvents'));
-      this.unbindEntityEvents(this.collection, this.getOption('collectionEvents'));
-
-      _.each(this._behaviors, function(behavior) {
-        behavior.unbindEntityEvents(this.model, behavior.getOption('modelEvents'));
-        behavior.unbindEntityEvents(this.collection, behavior.getOption('collectionEvents'));
-      }, this);
-
-      return this;
-    },
-
-    // Internal method, handles the `show` event.
-    onShowCalled: function() {},
-
-    // Internal helper method to verify whether the view hasn't been destroyed
-    _ensureViewIsIntact: function() {
-      if (this.isDestroyed) {
-        throw new Marionette.Error({
-          name: 'ViewDestroyedError',
-          message: 'View (cid: "' + this.cid + '") has already been destroyed and cannot be used.'
-        });
-      }
-    },
-
-    // Default `destroy` implementation, for removing a view from the
-    // DOM and unbinding it. Regions will call this method
-    // for you. You can specify an `onDestroy` method in your view to
-    // add custom code that is called after the view is destroyed.
-    destroy: function() {
-      if (this.isDestroyed) { return; }
-
-      var args = _.toArray(arguments);
-
-      this.triggerMethod.apply(this, ['before:destroy'].concat(args));
-
-      // mark as destroyed before doing the actual destroy, to
-      // prevent infinite loops within "destroy" event handlers
-      // that are trying to destroy other views
-      this.isDestroyed = true;
-      this.triggerMethod.apply(this, ['destroy'].concat(args));
-
-      // unbind UI elements
-      this.unbindUIElements();
-
-      // remove the view from the DOM
-      this.remove();
-
-      // Call destroy on each behavior after
-      // destroying the view.
-      // This unbinds event listeners
-      // that behaviors have registered for.
-      _.invoke(this._behaviors, 'destroy', args);
-
-      return this;
-    },
-
-    bindUIElements: function() {
-      this._bindUIElements();
-      _.invoke(this._behaviors, this._bindUIElements);
-    },
-
-    // This method binds the elements specified in the "ui" hash inside the view's code with
-    // the associated jQuery selectors.
-    _bindUIElements: function() {
-      if (!this.ui) { return; }
-
-      // store the ui hash in _uiBindings so they can be reset later
-      // and so re-rendering the view will be able to find the bindings
-      if (!this._uiBindings) {
-        this._uiBindings = this.ui;
-      }
-
-      // get the bindings result, as a function or otherwise
-      var bindings = _.result(this, '_uiBindings');
-
-      // empty the ui so we don't have anything to start with
-      this.ui = {};
-
-      // bind each of the selectors
-      _.each(bindings, function(selector, key) {
-        this.ui[key] = this.$(selector);
-      }, this);
-    },
-
-    // This method unbinds the elements specified in the "ui" hash
-    unbindUIElements: function() {
-      this._unbindUIElements();
-      _.invoke(this._behaviors, this._unbindUIElements);
-    },
-
-    _unbindUIElements: function() {
-      if (!this.ui || !this._uiBindings) { return; }
-
-      // delete all of the existing ui bindings
-      _.each(this.ui, function($el, name) {
-        delete this.ui[name];
-      }, this);
-
-      // reset the ui element to the original bindings configuration
-      this.ui = this._uiBindings;
-      delete this._uiBindings;
-    },
-
-    // Internal method to create an event handler for a given `triggerDef` like
-    // 'click:foo'
-    _buildViewTrigger: function(triggerDef) {
-      var hasOptions = _.isObject(triggerDef);
-
-      var options = _.defaults({}, (hasOptions ? triggerDef : {}), {
-        preventDefault: true,
-        stopPropagation: true
-      });
-
-      var eventName = hasOptions ? options.event : triggerDef;
-
-      return function(e) {
-        if (e) {
-          if (e.preventDefault && options.preventDefault) {
-            e.preventDefault();
-          }
-
-          if (e.stopPropagation && options.stopPropagation) {
-            e.stopPropagation();
-          }
-        }
-
-        var args = {
-          view: this,
-          model: this.model,
-          collection: this.collection
-        };
-
-        this.triggerMethod(eventName, args);
-      };
-    },
-
-    setElement: function() {
-      var ret = Backbone.View.prototype.setElement.apply(this, arguments);
-
-      // proxy behavior $el to the view's $el.
-      // This is needed because a view's $el proxy
-      // is not set until after setElement is called.
-      _.invoke(this._behaviors, 'proxyViewProperties', this);
-
-      return ret;
-    },
-
-    // import the `triggerMethod` to trigger events with corresponding
-    // methods if the method exists
-    triggerMethod: function() {
-      var triggerMethod = Marionette._triggerMethod;
-      var ret = triggerMethod(this, arguments);
-      var behaviors = this._behaviors;
-      // Use good ol' for as this is a very hot function
-      for (var i = 0, length = behaviors && behaviors.length; i < length; i++) {
-        triggerMethod(behaviors[i], arguments);
-      }
-
-      return ret;
-    },
-
-    // This method returns any views that are immediate
-    // children of this view
-    _getImmediateChildren: function() {
-      return [];
-    },
-
-    // Returns an array of every nested view within this view
-    _getNestedViews: function() {
-      var children = this._getImmediateChildren();
-
-      if (!children.length) { return children; }
-
-      return _.reduce(children, function(memo, view) {
-        if (!view._getNestedViews) { return memo; }
-        return memo.concat(view._getNestedViews());
-      }, children);
-    },
-
-    // Imports the "normalizeMethods" to transform hashes of
-    // events=>function references/names to a hash of events=>function references
-    normalizeMethods: Marionette.normalizeMethods,
-
-    // Proxy `getOption` to enable getting options from this or this.options by name.
-    getOption: Marionette.proxyGetOption,
-
-    // Proxy `bindEntityEvents` to enable binding view's events from another entity.
-    bindEntityEvents: Marionette.proxyBindEntityEvents,
-
-    // Proxy `unbindEntityEvents` to enable unbinding view's events from another entity.
-    unbindEntityEvents: Marionette.proxyUnbindEntityEvents
-  });
-
-  // Item View
-  // ---------
-
-  // A single item view implementation that contains code for rendering
-  // with underscore.js templates, serializing the view's model or collection,
-  // and calling several methods on extended views, such as `onRender`.
-  Marionette.ItemView = Marionette.View.extend({
-
-    // Setting up the inheritance chain which allows changes to
-    // Marionette.View.prototype.constructor which allows overriding
-    constructor: function() {
-      Marionette.View.apply(this, arguments);
-    },
-
-    // Serialize the model or collection for the view. If a model is
-    // found, the view's `serializeModel` is called. If a collection is found,
-    // each model in the collection is serialized by calling
-    // the view's `serializeCollection` and put into an `items` array in
-    // the resulting data. If both are found, defaults to the model.
-    // You can override the `serializeData` method in your own view definition,
-    // to provide custom serialization for your view's data.
-    serializeData: function(){
-      if (!this.model && !this.collection) {
-        return {};
-      }
-
-      var args = [this.model || this.collection];
-      if (arguments.length) {
-        args.push.apply(args, arguments);
-      }
-
-      if (this.model) {
-        return this.serializeModel.apply(this, args);
-      } else {
-        return {
-          items: this.serializeCollection.apply(this, args)
-        };
-      }
-    },
-
-    // Serialize a collection by serializing each of its models.
-    serializeCollection: function(collection){
-      return collection.toJSON.apply(collection, _.rest(arguments));
-    },
-
-    // Render the view, defaulting to underscore.js templates.
-    // You can override this in your view definition to provide
-    // a very specific rendering for your view. In general, though,
-    // you should override the `Marionette.Renderer` object to
-    // change how Marionette renders views.
-    render: function() {
-      this._ensureViewIsIntact();
-
-      this.triggerMethod('before:render', this);
-
-      this._renderTemplate();
-      this.bindUIElements();
-
-      this.triggerMethod('render', this);
-
-      return this;
-    },
-
-    // Internal method to render the template with the serialized data
-    // and template helpers via the `Marionette.Renderer` object.
-    // Throws an `UndefinedTemplateError` error if the template is
-    // any falsely value but literal `false`.
-    _renderTemplate: function() {
-      var template = this.getTemplate();
-
-      // Allow template-less item views
-      if (template === false) {
-        return;
-      }
-
-      if (!template) {
-        throw new Marionette.Error({
-          name: 'UndefinedTemplateError',
-          message: 'Cannot render the template since it is null or undefined.'
-        });
-      }
-
-      // Add in entity data and template helpers
-      var data = this.serializeData();
-      data = this.mixinTemplateHelpers(data);
-
-      // Render and add to el
-      var html = Marionette.Renderer.render(template, data, this);
-      this.attachElContent(html);
-
-      return this;
-    },
-
-    // Attaches the content of a given view.
-    // This method can be overridden to optimize rendering,
-    // or to render in a non standard way.
-    //
-    // For example, using `innerHTML` instead of `$el.html`
-    //
-    // ```js
-    // attachElContent: function(html) {
-    //   this.el.innerHTML = html;
-    //   return this;
-    // }
-    // ```
-    attachElContent: function(html) {
-      this.$el.html(html);
-
-      return this;
-    }
-  });
-
-  /* jshint maxstatements: 14 */
-
-  // Collection View
-  // ---------------
-
-  // A view that iterates over a Backbone.Collection
-  // and renders an individual child view for each model.
-  Marionette.CollectionView = Marionette.View.extend({
-
-    // used as the prefix for child view events
-    // that are forwarded through the collectionview
-    childViewEventPrefix: 'childview',
-
-    // constructor
-    // option to pass `{sort: false}` to prevent the `CollectionView` from
-    // maintaining the sorted order of the collection.
-    // This will fallback onto appending childView's to the end.
-    constructor: function(options){
-      var initOptions = options || {};
-      if (_.isUndefined(this.sort)){
-        this.sort = _.isUndefined(initOptions.sort) ? true : initOptions.sort;
-      }
-
-      this.once('render', this._initialEvents);
-      this._initChildViewStorage();
-
-      Marionette.View.apply(this, arguments);
-
-      this.initRenderBuffer();
-    },
-
-    // Instead of inserting elements one by one into the page,
-    // it's much more performant to insert elements into a document
-    // fragment and then insert that document fragment into the page
-    initRenderBuffer: function() {
-      this.elBuffer = document.createDocumentFragment();
-      this._bufferedChildren = [];
-    },
-
-    startBuffering: function() {
-      this.initRenderBuffer();
-      this.isBuffering = true;
-    },
-
-    endBuffering: function() {
-      this.isBuffering = false;
-      this._triggerBeforeShowBufferedChildren();
-      this.attachBuffer(this, this.elBuffer);
-      this._triggerShowBufferedChildren();
-      this.initRenderBuffer();
-    },
-
-    _triggerBeforeShowBufferedChildren: function() {
-      if (this._isShown) {
-        _.each(this._bufferedChildren, _.partial(this._triggerMethodOnChild, 'before:show'));
-      }
-    },
-
-    _triggerShowBufferedChildren: function() {
-      if (this._isShown) {
-        _.each(this._bufferedChildren, _.partial(this._triggerMethodOnChild, 'show'));
-
-        this._bufferedChildren = [];
-      }
-    },
-
-    // Internal method for _.each loops to call `Marionette.triggerMethodOn` on
-    // a child view
-    _triggerMethodOnChild: function(event, childView) {
-      Marionette.triggerMethodOn(childView, event);
-    },
-
-    // Configured the initial events that the collection view
-    // binds to.
-    _initialEvents: function() {
-      if (this.collection) {
-        this.listenTo(this.collection, 'add', this._onCollectionAdd);
-        this.listenTo(this.collection, 'remove', this._onCollectionRemove);
-        this.listenTo(this.collection, 'reset', this.render);
-
-        if (this.sort) {
-          this.listenTo(this.collection, 'sort', this._sortViews);
-        }
-      }
-    },
-
-    // Handle a child added to the collection
-    _onCollectionAdd: function(child) {
-      this.destroyEmptyView();
-      var ChildView = this.getChildView(child);
-      var index = this.collection.indexOf(child);
-      this.addChild(child, ChildView, index);
-    },
-
-    // get the child view by model it holds, and remove it
-    _onCollectionRemove: function(model) {
-      var view = this.children.findByModel(model);
-      this.removeChildView(view);
-      this.checkEmpty();
-    },
-
-    // Override from `Marionette.View` to trigger show on child views
-    onShowCalled: function() {
-      this.children.each(_.partial(this._triggerMethodOnChild, 'show'));
-    },
-
-    // Render children views. Override this method to
-    // provide your own implementation of a render function for
-    // the collection view.
-    render: function() {
-      this._ensureViewIsIntact();
-      this.triggerMethod('before:render', this);
-      this._renderChildren();
-      this.triggerMethod('render', this);
-      return this;
-    },
-
-    // Render view after sorting. Override this method to
-    // change how the view renders after a `sort` on the collection.
-    // An example of this would be to only `renderChildren` in a `CompositeView`
-    // rather than the full view.
-    resortView: function() {
-      this.render();
-    },
-
-    // Internal method. This checks for any changes in the order of the collection.
-    // If the index of any view doesn't match, it will render.
-    _sortViews: function() {
-      // check for any changes in sort order of views
-      var orderChanged = this.collection.find(function(item, index){
-        var view = this.children.findByModel(item);
-        return !view || view._index !== index;
-      }, this);
-
-      if (orderChanged) {
-        this.resortView();
-      }
-    },
-
-    // Internal reference to what index a `emptyView` is.
-    _emptyViewIndex: -1,
-
-    // Internal method. Separated so that CompositeView can have
-    // more control over events being triggered, around the rendering
-    // process
-    _renderChildren: function() {
-      this.destroyEmptyView();
-      this.destroyChildren();
-
-      if (this.isEmpty(this.collection)) {
-        this.showEmptyView();
-      } else {
-        this.triggerMethod('before:render:collection', this);
-        this.startBuffering();
-        this.showCollection();
-        this.endBuffering();
-        this.triggerMethod('render:collection', this);
-      }
-    },
-
-    // Internal method to loop through collection and show each child view.
-    showCollection: function() {
-      var ChildView;
-      this.collection.each(function(child, index) {
-        ChildView = this.getChildView(child);
-        this.addChild(child, ChildView, index);
-      }, this);
-    },
-
-    // Internal method to show an empty view in place of
-    // a collection of child views, when the collection is empty
-    showEmptyView: function() {
-      var EmptyView = this.getEmptyView();
-
-      if (EmptyView && !this._showingEmptyView) {
-        this.triggerMethod('before:render:empty');
-
-        this._showingEmptyView = true;
-        var model = new Backbone.Model();
-        this.addEmptyView(model, EmptyView);
-
-        this.triggerMethod('render:empty');
-      }
-    },
-
-    // Internal method to destroy an existing emptyView instance
-    // if one exists. Called when a collection view has been
-    // rendered empty, and then a child is added to the collection.
-    destroyEmptyView: function() {
-      if (this._showingEmptyView) {
-        this.triggerMethod('before:remove:empty');
-
-        this.destroyChildren();
-        delete this._showingEmptyView;
-
-        this.triggerMethod('remove:empty');
-      }
-    },
-
-    // Retrieve the empty view class
-    getEmptyView: function() {
-      return this.getOption('emptyView');
-    },
-
-    // Render and show the emptyView. Similar to addChild method
-    // but "add:child" events are not fired, and the event from
-    // emptyView are not forwarded
-    addEmptyView: function(child, EmptyView) {
-
-      // get the emptyViewOptions, falling back to childViewOptions
-      var emptyViewOptions = this.getOption('emptyViewOptions') ||
-                            this.getOption('childViewOptions');
-
-      if (_.isFunction(emptyViewOptions)){
-        emptyViewOptions = emptyViewOptions.call(this, child, this._emptyViewIndex);
-      }
-
-      // build the empty view
-      var view = this.buildChildView(child, EmptyView, emptyViewOptions);
-
-      view._parent = this;
-
-      // Proxy emptyView events
-      this.proxyChildEvents(view);
-
-      // trigger the 'before:show' event on `view` if the collection view
-      // has already been shown
-      if (this._isShown) {
-        Marionette.triggerMethodOn(view, 'before:show');
-      }
-
-      // Store the `emptyView` like a `childView` so we can properly
-      // remove and/or close it later
-      this.children.add(view);
-
-      // Render it and show it
-      this.renderChildView(view, this._emptyViewIndex);
-
-      // call the 'show' method if the collection view
-      // has already been shown
-      if (this._isShown) {
-        Marionette.triggerMethodOn(view, 'show');
-      }
-    },
-
-    // Retrieve the `childView` class, either from `this.options.childView`
-    // or from the `childView` in the object definition. The "options"
-    // takes precedence.
-    // This method receives the model that will be passed to the instance
-    // created from this `childView`. Overriding methods may use the child
-    // to determine what `childView` class to return.
-    getChildView: function(child) {
-      var childView = this.getOption('childView');
-
-      if (!childView) {
-        throw new Marionette.Error({
-          name: 'NoChildViewError',
-          message: 'A "childView" must be specified'
-        });
-      }
-
-      return childView;
-    },
-
-    // Render the child's view and add it to the
-    // HTML for the collection view at a given index.
-    // This will also update the indices of later views in the collection
-    // in order to keep the children in sync with the collection.
-    addChild: function(child, ChildView, index) {
-      var childViewOptions = this.getOption('childViewOptions');
-      childViewOptions = Marionette._getValue(childViewOptions, this, [child, index]);
-
-      var view = this.buildChildView(child, ChildView, childViewOptions);
-
-      // increment indices of views after this one
-      this._updateIndices(view, true, index);
-
-      this._addChildView(view, index);
-
-      view._parent = this;
-
-      return view;
-    },
-
-    // Internal method. This decrements or increments the indices of views after the
-    // added/removed view to keep in sync with the collection.
-    _updateIndices: function(view, increment, index) {
-      if (!this.sort) {
-        return;
-      }
-
-      if (increment) {
-        // assign the index to the view
-        view._index = index;
-      }
-
-      // update the indexes of views after this one
-      this.children.each(function (laterView) {
-        if (laterView._index >= view._index) {
-          laterView._index += increment ? 1 : -1;
-        }
-      });
-    },
-
-
-    // Internal Method. Add the view to children and render it at
-    // the given index.
-    _addChildView: function(view, index) {
-      // set up the child view event forwarding
-      this.proxyChildEvents(view);
-
-      this.triggerMethod('before:add:child', view);
-
-      // Store the child view itself so we can properly
-      // remove and/or destroy it later
-      this.children.add(view);
-      this.renderChildView(view, index);
-
-      if (this._isShown && !this.isBuffering) {
-        Marionette.triggerMethodOn(view, 'show');
-      }
-
-      this.triggerMethod('add:child', view);
-    },
-
-    // render the child view
-    renderChildView: function(view, index) {
-      view.render();
-      this.attachHtml(this, view, index);
-      return view;
-    },
-
-    // Build a `childView` for a model in the collection.
-    buildChildView: function(child, ChildViewClass, childViewOptions) {
-      var options = _.extend({model: child}, childViewOptions);
-      return new ChildViewClass(options);
-    },
-
-    // Remove the child view and destroy it.
-    // This function also updates the indices of
-    // later views in the collection in order to keep
-    // the children in sync with the collection.
-    removeChildView: function(view) {
-
-      if (view) {
-        this.triggerMethod('before:remove:child', view);
-        // call 'destroy' or 'remove', depending on which is found
-        if (view.destroy) { view.destroy(); }
-        else if (view.remove) { view.remove(); }
-
-        delete view._parent;
-        this.stopListening(view);
-        this.children.remove(view);
-        this.triggerMethod('remove:child', view);
-
-        // decrement the index of views after this one
-        this._updateIndices(view, false);
-      }
-
-      return view;
-    },
-
-    // check if the collection is empty
-    isEmpty: function() {
-      return !this.collection || this.collection.length === 0;
-    },
-
-    // If empty, show the empty view
-    checkEmpty: function() {
-      if (this.isEmpty(this.collection)) {
-        this.showEmptyView();
-      }
-    },
-
-    // You might need to override this if you've overridden attachHtml
-    attachBuffer: function(collectionView, buffer) {
-      collectionView.$el.append(buffer);
-    },
-
-    // Append the HTML to the collection's `el`.
-    // Override this method to do something other
-    // than `.append`.
-    attachHtml: function(collectionView, childView, index) {
-      if (collectionView.isBuffering) {
-        // buffering happens on reset events and initial renders
-        // in order to reduce the number of inserts into the
-        // document, which are expensive.
-        collectionView.elBuffer.appendChild(childView.el);
-        collectionView._bufferedChildren.push(childView);
-      }
-      else {
-        // If we've already rendered the main collection, append
-        // the new child into the correct order if we need to. Otherwise
-        // append to the end.
-        if (!collectionView._insertBefore(childView, index)){
-          collectionView._insertAfter(childView);
-        }
-      }
-    },
-
-    // Internal method. Check whether we need to insert the view into
-    // the correct position.
-    _insertBefore: function(childView, index) {
-      var currentView;
-      var findPosition = this.sort && (index < this.children.length - 1);
-      if (findPosition) {
-        // Find the view after this one
-        currentView = this.children.find(function (view) {
-          return view._index === index + 1;
-        });
-      }
-
-      if (currentView) {
-        currentView.$el.before(childView.el);
-        return true;
-      }
-
-      return false;
-    },
-
-    // Internal method. Append a view to the end of the $el
-    _insertAfter: function(childView) {
-      this.$el.append(childView.el);
-    },
-
-    // Internal method to set up the `children` object for
-    // storing all of the child views
-    _initChildViewStorage: function() {
-      this.children = new Backbone.ChildViewContainer();
-    },
-
-    // Handle cleanup and other destroying needs for the collection of views
-    destroy: function() {
-      if (this.isDestroyed) { return; }
-
-      this.triggerMethod('before:destroy:collection');
-      this.destroyChildren();
-      this.triggerMethod('destroy:collection');
-
-      return Marionette.View.prototype.destroy.apply(this, arguments);
-    },
-
-    // Destroy the child views that this collection view
-    // is holding on to, if any
-    destroyChildren: function() {
-      var childViews = this.children.map(_.identity);
-      this.children.each(this.removeChildView, this);
-      this.checkEmpty();
-      return childViews;
-    },
-
-    // Set up the child view event forwarding. Uses a "childview:"
-    // prefix in front of all forwarded events.
-    proxyChildEvents: function(view) {
-      var prefix = this.getOption('childViewEventPrefix');
-
-      // Forward all child view events through the parent,
-      // prepending "childview:" to the event name
-      this.listenTo(view, 'all', function() {
-        var args = _.toArray(arguments);
-        var rootEvent = args[0];
-        var childEvents = this.normalizeMethods(_.result(this, 'childEvents'));
-
-        args[0] = prefix + ':' + rootEvent;
-        args.splice(1, 0, view);
-
-        // call collectionView childEvent if defined
-        if (typeof childEvents !== 'undefined' && _.isFunction(childEvents[rootEvent])) {
-          childEvents[rootEvent].apply(this, args.slice(1));
-        }
-
-        this.triggerMethod.apply(this, args);
-      }, this);
-    },
-
-    _getImmediateChildren: function() {
-      return _.values(this.children._views);
-    }
-  });
-
-  /* jshint maxstatements: 17, maxlen: 117 */
-
-  // Composite View
-  // --------------
-
-  // Used for rendering a branch-leaf, hierarchical structure.
-  // Extends directly from CollectionView and also renders an
-  // a child view as `modelView`, for the top leaf
-  Marionette.CompositeView = Marionette.CollectionView.extend({
-
-    // Setting up the inheritance chain which allows changes to
-    // Marionette.CollectionView.prototype.constructor which allows overriding
-    // option to pass '{sort: false}' to prevent the CompositeView from
-    // maintaining the sorted order of the collection.
-    // This will fallback onto appending childView's to the end.
-    constructor: function() {
-      Marionette.CollectionView.apply(this, arguments);
-    },
-
-    // Configured the initial events that the composite view
-    // binds to. Override this method to prevent the initial
-    // events, or to add your own initial events.
-    _initialEvents: function() {
-
-      // Bind only after composite view is rendered to avoid adding child views
-      // to nonexistent childViewContainer
-
-      if (this.collection) {
-        this.listenTo(this.collection, 'add', this._onCollectionAdd);
-        this.listenTo(this.collection, 'remove', this._onCollectionRemove);
-        this.listenTo(this.collection, 'reset', this._renderChildren);
-
-        if (this.sort) {
-          this.listenTo(this.collection, 'sort', this._sortViews);
-        }
-      }
-    },
-
-    // Retrieve the `childView` to be used when rendering each of
-    // the items in the collection. The default is to return
-    // `this.childView` or Marionette.CompositeView if no `childView`
-    // has been defined
-    getChildView: function(child) {
-      var childView = this.getOption('childView') || this.constructor;
-
-      return childView;
-    },
-
-    // Serialize the model for the view.
-    // You can override the `serializeData` method in your own view
-    // definition, to provide custom serialization for your view's data.
-    serializeData: function() {
-      var data = {};
-
-      if (this.model){
-        data = _.partial(this.serializeModel, this.model).apply(this, arguments);
-      }
-
-      return data;
-    },
-
-    // Renders the model and the collection.
-    render: function() {
-      this._ensureViewIsIntact();
-      this.isRendered = true;
-      this.resetChildViewContainer();
-
-      this.triggerMethod('before:render', this);
-
-      this._renderTemplate();
-      this._renderChildren();
-
-      this.triggerMethod('render', this);
-      return this;
-    },
-
-    _renderChildren: function() {
-      if (this.isRendered) {
-        Marionette.CollectionView.prototype._renderChildren.call(this);
-      }
-    },
-
-    // Render the root template that the children
-    // views are appended to
-    _renderTemplate: function() {
-      var data = {};
-      data = this.serializeData();
-      data = this.mixinTemplateHelpers(data);
-
-      this.triggerMethod('before:render:template');
-
-      var template = this.getTemplate();
-      var html = Marionette.Renderer.render(template, data, this);
-      this.attachElContent(html);
-
-      // the ui bindings is done here and not at the end of render since they
-      // will not be available until after the model is rendered, but should be
-      // available before the collection is rendered.
-      this.bindUIElements();
-      this.triggerMethod('render:template');
-    },
-
-    // Attaches the content of the root.
-    // This method can be overridden to optimize rendering,
-    // or to render in a non standard way.
-    //
-    // For example, using `innerHTML` instead of `$el.html`
-    //
-    // ```js
-    // attachElContent: function(html) {
-    //   this.el.innerHTML = html;
-    //   return this;
-    // }
-    // ```
-    attachElContent: function(html) {
-      this.$el.html(html);
-
-      return this;
-    },
-
-    // You might need to override this if you've overridden attachHtml
-    attachBuffer: function(compositeView, buffer) {
-      var $container = this.getChildViewContainer(compositeView);
-      $container.append(buffer);
-    },
-
-    // Internal method. Append a view to the end of the $el.
-    // Overidden from CollectionView to ensure view is appended to
-    // childViewContainer
-    _insertAfter: function (childView) {
-      var $container = this.getChildViewContainer(this, childView);
-      $container.append(childView.el);
-    },
-
-    // Internal method to ensure an `$childViewContainer` exists, for the
-    // `attachHtml` method to use.
-    getChildViewContainer: function(containerView, childView) {
-      if ('$childViewContainer' in containerView) {
-        return containerView.$childViewContainer;
-      }
-
-      var container;
-      var childViewContainer = Marionette.getOption(containerView, 'childViewContainer');
-      if (childViewContainer) {
-
-        var selector = Marionette._getValue(childViewContainer, containerView);
-
-        if (selector.charAt(0) === '@' && containerView.ui) {
-          container = containerView.ui[selector.substr(4)];
-        } else {
-          container = containerView.$(selector);
-        }
-
-        if (container.length <= 0) {
-          throw new Marionette.Error({
-            name: 'ChildViewContainerMissingError',
-            message: 'The specified "childViewContainer" was not found: ' + containerView.childViewContainer
-          });
-        }
-
-      } else {
-        container = containerView.$el;
-      }
-
-      containerView.$childViewContainer = container;
-      return container;
-    },
-
-    // Internal method to reset the `$childViewContainer` on render
-    resetChildViewContainer: function() {
-      if (this.$childViewContainer) {
-        delete this.$childViewContainer;
-      }
-    }
-  });
-
-  // Layout View
-  // -----------
-
-  // Used for managing application layoutViews, nested layoutViews and
-  // multiple regions within an application or sub-application.
-  //
-  // A specialized view class that renders an area of HTML and then
-  // attaches `Region` instances to the specified `regions`.
-  // Used for composite view management and sub-application areas.
-  Marionette.LayoutView = Marionette.ItemView.extend({
-    regionClass: Marionette.Region,
-
-    // Ensure the regions are available when the `initialize` method
-    // is called.
-    constructor: function(options) {
-      options = options || {};
-
-      this._firstRender = true;
-      this._initializeRegions(options);
-
-      Marionette.ItemView.call(this, options);
-    },
-
-    // LayoutView's render will use the existing region objects the
-    // first time it is called. Subsequent calls will destroy the
-    // views that the regions are showing and then reset the `el`
-    // for the regions to the newly rendered DOM elements.
-    render: function() {
-      this._ensureViewIsIntact();
-
-      if (this._firstRender) {
-        // if this is the first render, don't do anything to
-        // reset the regions
-        this._firstRender = false;
-      } else {
-        // If this is not the first render call, then we need to
-        // re-initialize the `el` for each region
-        this._reInitializeRegions();
-      }
-
-      return Marionette.ItemView.prototype.render.apply(this, arguments);
-    },
-
-    // Handle destroying regions, and then destroy the view itself.
-    destroy: function() {
-      if (this.isDestroyed) { return this; }
-
-      this.regionManager.destroy();
-      return Marionette.ItemView.prototype.destroy.apply(this, arguments);
-    },
-
-    // Add a single region, by name, to the layoutView
-    addRegion: function(name, definition) {
-      var regions = {};
-      regions[name] = definition;
-      return this._buildRegions(regions)[name];
-    },
-
-    // Add multiple regions as a {name: definition, name2: def2} object literal
-    addRegions: function(regions) {
-      this.regions = _.extend({}, this.regions, regions);
-      return this._buildRegions(regions);
-    },
-
-    // Remove a single region from the LayoutView, by name
-    removeRegion: function(name) {
-      delete this.regions[name];
-      return this.regionManager.removeRegion(name);
-    },
-
-    // Provides alternative access to regions
-    // Accepts the region name
-    // getRegion('main')
-    getRegion: function(region) {
-      return this.regionManager.get(region);
-    },
-
-    // Get all regions
-    getRegions: function(){
-      return this.regionManager.getRegions();
-    },
-
-    // internal method to build regions
-    _buildRegions: function(regions) {
-      var defaults = {
-        regionClass: this.getOption('regionClass'),
-        parentEl: _.partial(_.result, this, 'el')
-      };
-
-      return this.regionManager.addRegions(regions, defaults);
-    },
-
-    // Internal method to initialize the regions that have been defined in a
-    // `regions` attribute on this layoutView.
-    _initializeRegions: function(options) {
-      var regions;
-      this._initRegionManager();
-
-      regions = Marionette._getValue(this.regions, this, [options]) || {};
-
-      // Enable users to define `regions` as instance options.
-      var regionOptions = this.getOption.call(options, 'regions');
-
-      // enable region options to be a function
-      regionOptions = Marionette._getValue(regionOptions, this, [options]);
-
-      _.extend(regions, regionOptions);
-
-      // Normalize region selectors hash to allow
-      // a user to use the @ui. syntax.
-      regions = this.normalizeUIValues(regions);
-
-      this.addRegions(regions);
-    },
-
-    // Internal method to re-initialize all of the regions by updating the `el` that
-    // they point to
-    _reInitializeRegions: function() {
-      this.regionManager.invoke('reset');
-    },
-
-    // Enable easy overriding of the default `RegionManager`
-    // for customized region interactions and business specific
-    // view logic for better control over single regions.
-    getRegionManager: function() {
-      return new Marionette.RegionManager();
-    },
-
-    // Internal method to initialize the region manager
-    // and all regions in it
-    _initRegionManager: function() {
-      this.regionManager = this.getRegionManager();
-      this.regionManager._parent = this;
-
-      this.listenTo(this.regionManager, 'before:add:region', function(name) {
-        this.triggerMethod('before:add:region', name);
-      });
-
-      this.listenTo(this.regionManager, 'add:region', function(name, region) {
-        this[name] = region;
-        this.triggerMethod('add:region', name, region);
-      });
-
-      this.listenTo(this.regionManager, 'before:remove:region', function(name) {
-        this.triggerMethod('before:remove:region', name);
-      });
-
-      this.listenTo(this.regionManager, 'remove:region', function(name, region) {
-        delete this[name];
-        this.triggerMethod('remove:region', name, region);
-      });
-    },
-
-    _getImmediateChildren: function() {
-      return _.chain(this.regionManager.getRegions())
-        .pluck('currentView')
-        .compact()
-        .value();
-    }
-  });
-
-
-  // Behavior
-  // --------
-
-  // A Behavior is an isolated set of DOM /
-  // user interactions that can be mixed into any View.
-  // Behaviors allow you to blackbox View specific interactions
-  // into portable logical chunks, keeping your views simple and your code DRY.
-
-  Marionette.Behavior = Marionette.Object.extend({
-    constructor: function(options, view) {
-      // Setup reference to the view.
-      // this comes in handle when a behavior
-      // wants to directly talk up the chain
-      // to the view.
-      this.view = view;
-      this.defaults = _.result(this, 'defaults') || {};
-      this.options  = _.extend({}, this.defaults, options);
-
-      Marionette.Object.apply(this, arguments);
-    },
-
-    // proxy behavior $ method to the view
-    // this is useful for doing jquery DOM lookups
-    // scoped to behaviors view.
-    $: function() {
-      return this.view.$.apply(this.view, arguments);
-    },
-
-    // Stops the behavior from listening to events.
-    // Overrides Object#destroy to prevent additional events from being triggered.
-    destroy: function() {
-      this.stopListening();
-    },
-
-    proxyViewProperties: function (view) {
-      this.$el = view.$el;
-      this.el = view.el;
-    }
-  });
-
-  /* jshint maxlen: 143 */
-  // Behaviors
-  // ---------
-
-  // Behaviors is a utility class that takes care of
-  // gluing your behavior instances to their given View.
-  // The most important part of this class is that you
-  // **MUST** override the class level behaviorsLookup
-  // method for things to work properly.
-
-  Marionette.Behaviors = (function(Marionette, _) {
-    // Borrow event splitter from Backbone
-    var delegateEventSplitter = /^(\S+)\s*(.*)$/;
-
-    function Behaviors(view, behaviors) {
-
-      if (!_.isObject(view.behaviors)) {
-        return {};
-      }
-
-      // Behaviors defined on a view can be a flat object literal
-      // or it can be a function that returns an object.
-      behaviors = Behaviors.parseBehaviors(view, behaviors || _.result(view, 'behaviors'));
-
-      // Wraps several of the view's methods
-      // calling the methods first on each behavior
-      // and then eventually calling the method on the view.
-      Behaviors.wrap(view, behaviors, _.keys(methods));
-      return behaviors;
-    }
-
-    var methods = {
-      behaviorTriggers: function(behaviorTriggers, behaviors) {
-        var triggerBuilder = new BehaviorTriggersBuilder(this, behaviors);
-        return triggerBuilder.buildBehaviorTriggers();
-      },
-
-      behaviorEvents: function(behaviorEvents, behaviors) {
-        var _behaviorsEvents = {};
-        var viewUI = this._uiBindings || _.result(this, 'ui');
-
-        _.each(behaviors, function(b, i) {
-          var _events = {};
-          var behaviorEvents = _.clone(_.result(b, 'events')) || {};
-          var behaviorUI = b._uiBindings || _.result(b, 'ui');
-
-          // Construct an internal UI hash first using
-          // the views UI hash and then the behaviors UI hash.
-          // This allows the user to use UI hash elements
-          // defined in the parent view as well as those
-          // defined in the given behavior.
-          var ui = _.extend({}, viewUI, behaviorUI);
-
-          // Normalize behavior events hash to allow
-          // a user to use the @ui. syntax.
-          behaviorEvents = Marionette.normalizeUIKeys(behaviorEvents, ui);
-
-          var j = 0;
-          _.each(behaviorEvents, function(behaviour, key) {
-            var match     = key.match(delegateEventSplitter);
-
-            // Set event name to be namespaced using the view cid,
-            // the behavior index, and the behavior event index
-            // to generate a non colliding event namespace
-            // http://api.jquery.com/event.namespace/
-            var eventName = match[1] + '.' + [this.cid, i, j++, ' '].join(''),
-                selector  = match[2];
-
-            var eventKey  = eventName + selector;
-            var handler   = _.isFunction(behaviour) ? behaviour : b[behaviour];
-
-            _events[eventKey] = _.bind(handler, b);
-          }, this);
-
-          _behaviorsEvents = _.extend(_behaviorsEvents, _events);
-        }, this);
-
-        return _behaviorsEvents;
-      }
-    };
-
-    _.extend(Behaviors, {
-
-      // Placeholder method to be extended by the user.
-      // The method should define the object that stores the behaviors.
-      // i.e.
-      //
-      // ```js
-      // Marionette.Behaviors.behaviorsLookup: function() {
-      //   return App.Behaviors
-      // }
-      // ```
-      behaviorsLookup: function() {
-        throw new Marionette.Error({
-          message: 'You must define where your behaviors are stored.',
-          url: 'marionette.behaviors.html#behaviorslookup'
-        });
-      },
-
-      // Takes care of getting the behavior class
-      // given options and a key.
-      // If a user passes in options.behaviorClass
-      // default to using that. Otherwise delegate
-      // the lookup to the users `behaviorsLookup` implementation.
-      getBehaviorClass: function(options, key) {
-        if (options.behaviorClass) {
-          return options.behaviorClass;
-        }
-
-        // Get behavior class can be either a flat object or a method
-        return Marionette._getValue(Behaviors.behaviorsLookup, this, [options, key])[key];
-      },
-
-      // Iterate over the behaviors object, for each behavior
-      // instantiate it and get its grouped behaviors.
-      parseBehaviors: function(view, behaviors) {
-        return _.chain(behaviors).map(function(options, key) {
-          var BehaviorClass = Behaviors.getBehaviorClass(options, key);
-
-          var behavior = new BehaviorClass(options, view);
-          var nestedBehaviors = Behaviors.parseBehaviors(view, _.result(behavior, 'behaviors'));
-
-          return [behavior].concat(nestedBehaviors);
-        }).flatten().value();
-      },
-
-      // Wrap view internal methods so that they delegate to behaviors. For example,
-      // `onDestroy` should trigger destroy on all of the behaviors and then destroy itself.
-      // i.e.
-      //
-      // `view.delegateEvents = _.partial(methods.delegateEvents, view.delegateEvents, behaviors);`
-      wrap: function(view, behaviors, methodNames) {
-        _.each(methodNames, function(methodName) {
-          view[methodName] = _.partial(methods[methodName], view[methodName], behaviors);
-        });
-      }
-    });
-
-    // Class to build handlers for `triggers` on behaviors
-    // for views
-    function BehaviorTriggersBuilder(view, behaviors) {
-      this._view      = view;
-      this._viewUI    = _.result(view, 'ui');
-      this._behaviors = behaviors;
-      this._triggers  = {};
-    }
-
-    _.extend(BehaviorTriggersBuilder.prototype, {
-      // Main method to build the triggers hash with event keys and handlers
-      buildBehaviorTriggers: function() {
-        _.each(this._behaviors, this._buildTriggerHandlersForBehavior, this);
-        return this._triggers;
-      },
-
-      // Internal method to build all trigger handlers for a given behavior
-      _buildTriggerHandlersForBehavior: function(behavior, i) {
-        var ui = _.extend({}, this._viewUI, _.result(behavior, 'ui'));
-        var triggersHash = _.clone(_.result(behavior, 'triggers')) || {};
-
-        triggersHash = Marionette.normalizeUIKeys(triggersHash, ui);
-
-        _.each(triggersHash, _.bind(this._setHandlerForBehavior, this, behavior, i));
-      },
-
-      // Internal method to create and assign the trigger handler for a given
-      // behavior
-      _setHandlerForBehavior: function(behavior, i, eventName, trigger) {
-        // Unique identifier for the `this._triggers` hash
-        var triggerKey = trigger.replace(/^\S+/, function(triggerName) {
-          return triggerName + '.' + 'behaviortriggers' + i;
-        });
-
-        this._triggers[triggerKey] = this._view._buildViewTrigger(eventName);
-      }
-    });
-
-    return Behaviors;
-
-  })(Marionette, _);
-
-
-  // App Router
-  // ----------
-
-  // Reduce the boilerplate code of handling route events
-  // and then calling a single method on another object.
-  // Have your routers configured to call the method on
-  // your object, directly.
-  //
-  // Configure an AppRouter with `appRoutes`.
-  //
-  // App routers can only take one `controller` object.
-  // It is recommended that you divide your controller
-  // objects in to smaller pieces of related functionality
-  // and have multiple routers / controllers, instead of
-  // just one giant router and controller.
-  //
-  // You can also add standard routes to an AppRouter.
-
-  Marionette.AppRouter = Backbone.Router.extend({
-
-    constructor: function(options) {
-      this.options = options || {};
-
-      Backbone.Router.apply(this, arguments);
-
-      var appRoutes = this.getOption('appRoutes');
-      var controller = this._getController();
-      this.processAppRoutes(controller, appRoutes);
-      this.on('route', this._processOnRoute, this);
-    },
-
-    // Similar to route method on a Backbone Router but
-    // method is called on the controller
-    appRoute: function(route, methodName) {
-      var controller = this._getController();
-      this._addAppRoute(controller, route, methodName);
-    },
-
-    // process the route event and trigger the onRoute
-    // method call, if it exists
-    _processOnRoute: function(routeName, routeArgs) {
-      // make sure an onRoute before trying to call it
-      if (_.isFunction(this.onRoute)) {
-        // find the path that matches the current route
-        var routePath = _.invert(this.getOption('appRoutes'))[routeName];
-        this.onRoute(routeName, routePath, routeArgs);
-      }
-    },
-
-    // Internal method to proces

<TRUNCATED>

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