Update vendor.

vendor/backbone/backbone.js

@@ -68,8 +68,13 @@
   // form param named `model`.
   Backbone.emulateJSON = false;
 
-  // Proxy Underscore methods to a Backbone class' prototype using a
-  // particular attribute as the data argument
+  // Proxy Backbone class methods to Underscore functions, wrapping the model's
+  // `attributes` object or collection's `models` array behind the scenes.
+  //
+  // collection.filter(function(model) { return model.get('age') > 10 });
+  // collection.each(this.addView);
+  //
+  // `Function#apply` can be slow so we use the method's arg count, if we know it.
   var addMethod = function(length, method, attribute) {
     switch (length) {
       case 1: return function() {
@@ -79,10 +84,10 @@
         return _[method](this[attribute], value);
       };
       case 3: return function(iteratee, context) {
-        return _[method](this[attribute], iteratee, context);
+        return _[method](this[attribute], cb(iteratee, this), context);
       };
       case 4: return function(iteratee, defaultVal, context) {
-        return _[method](this[attribute], iteratee, defaultVal, context);
+        return _[method](this[attribute], cb(iteratee, this), defaultVal, context);
       };
       default: return function() {
         var args = slice.call(arguments);
@@ -97,12 +102,26 @@
     });
   };
 
+  // Support `collection.sortBy('attr')` and `collection.findWhere({id: 1})`.
+  var cb = function(iteratee, instance) {
+    if (_.isFunction(iteratee)) return iteratee;
+    if (_.isObject(iteratee) && !instance._isModel(iteratee)) return modelMatcher(iteratee);
+    if (_.isString(iteratee)) return function(model) { return model.get(iteratee); };
+    return iteratee;
+  };
+  var modelMatcher = function(attrs) {
+    var matcher = _.matches(attrs);
+    return function(model) {
+      return matcher(model.attributes);
+    };
+  };
+
   // Backbone.Events
   // ---------------
 
   // A module that can be mixed in to *any object* in order to provide it with
-  // custom events. You may bind with `on` or remove with `off` callback
-  // functions to an event; `trigger`-ing an event fires all callbacks in
+  // a custom event channel. You may bind a callback to an event with `on` or
+  // remove with `off`; `trigger`-ing an event fires all callbacks in
   // succession.
   //
   //     var object = {};
@@ -117,26 +136,25 @@
 
   // Iterates over the standard `event, callback` (as well as the fancy multiple
   // space-separated events `"change blur", callback` and jQuery-style event
-  // maps `{event: callback}`), reducing them by manipulating `memo`.
-  // Passes a normalized single event name and callback, as well as any
-  // optional `opts`.
-  var eventsApi = function(iteratee, memo, name, callback, opts) {
+  // maps `{event: callback}`).
+  var eventsApi = function(iteratee, events, name, callback, opts) {
     var i = 0, names;
     if (name && typeof name === 'object') {
       // Handle event maps.
       if (callback !== void 0 && 'context' in opts && opts.context === void 0) opts.context = callback;
       for (names = _.keys(name); i < names.length ; i++) {
-        memo = iteratee(memo, names[i], name[names[i]], opts);
+        events = eventsApi(iteratee, events, names[i], name[names[i]], opts);
       }
     } else if (name && eventSplitter.test(name)) {
-      // Handle space separated event names.
+      // Handle space separated event names by delegating them individually.
       for (names = name.split(eventSplitter); i < names.length; i++) {
-        memo = iteratee(memo, names[i], callback, opts);
+        events = iteratee(events, names[i], callback, opts);
       }
     } else {
-      memo = iteratee(memo, name, callback, opts);
+      // Finally, standard events.
+      events = iteratee(events, name, callback, opts);
     }
-    return memo;
+    return events;
   };
 
   // Bind an event to a `callback` function. Passing `"all"` will bind
@@ -145,8 +163,7 @@
     return internalOn(this, name, callback, context);
   };
 
-  // An internal use `on` function, used to guard the `listening` argument from
-  // the public API.
+  // Guard the `listening` argument from the public API.
   var internalOn = function(obj, name, callback, context, listening) {
     obj._events = eventsApi(onApi, obj._events || {}, name, callback, {
         context: context,
@@ -163,7 +180,8 @@
   };
 
   // Inversion-of-control versions of `on`. Tell *this* object to listen to
-  // an event in another object... keeping track of what it's listening to.
+  // an event in another object... keeping track of what it's listening to
+  // for easier unbinding later.
   Events.listenTo =  function(obj, name, callback) {
     if (!obj) return this;
     var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
@@ -231,7 +249,6 @@
 
   // The reducing API that removes a callback from the `events` object.
   var offApi = function(events, name, callback, options) {
-    // No events to consider.
     if (!events) return;
 
     var i = 0, listening;
@@ -286,9 +303,9 @@
   };
 
   // Bind an event to only be triggered a single time. After the first time
-  // the callback is invoked, it will be removed. When multiple events are
-  // passed in using the space-separated syntax, the event will fire once for every
-  // event you passed in, not once for a combination of all events
+  // the callback is invoked, its listener will be removed. If multiple events
+  // are passed in using the space-separated syntax, the handler will fire
+  // once for each event, not once for a combination of all events.
   Events.once =  function(name, callback, context) {
     // Map the event into a `{event: once}` object.
     var events = eventsApi(onceMap, {}, name, callback, _.bind(this.off, this));
@@ -476,9 +493,6 @@
       var changed = this.changed;
       var prev    = this._previousAttributes;
 
-      // Check for changes of `id`.
-      if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
-
       // For each `set` attribute, update or delete the current value.
       for (var attr in attrs) {
         val = attrs[attr];
@@ -491,6 +505,9 @@
         unset ? delete current[attr] : current[attr] = val;
       }
 
+      // Update the `id`.
+      this.id = this.get(this.idAttribute);
+
       // Trigger all relevant attribute changes.
       if (!silent) {
         if (changes.length) this._pending = options;
@@ -713,7 +730,8 @@
 
   });
 
-  // Underscore methods that we want to implement on the Model.
+  // Underscore methods that we want to implement on the Model, mapped to the
+  // number of arguments they take.
   var modelMethods = { keys: 1, values: 1, pairs: 1, invert: 1, pick: 0,
       omit: 0, chain: 1, isEmpty: 1 };
 
@@ -768,7 +786,9 @@
       return Backbone.sync.apply(this, arguments);
     },
 
-    // Add a model, or list of models to the set.
+    // Add a model, or list of models to the set. `models` may be Backbone
+    // Models or raw JavaScript objects to be converted to Models, or any
+    // combination of the two.
     add: function(models, options) {
       return this.set(models, _.extend({merge: false}, options, addOptions));
     },
@@ -842,7 +862,7 @@
         modelMap[id] = true;
       }
 
-      // Remove nonexistent models if appropriate.
+      // Remove stale models.
       if (remove) {
         for (var i = 0; i < this.length; i++) {
           if (!modelMap[(model = this.models[i]).cid]) toRemove.push(model);
@@ -944,10 +964,7 @@
     // Return models with matching attributes. Useful for simple cases of
     // `filter`.
     where: function(attrs, first) {
-      var matches = _.matches(attrs);
-      return this[first ? 'find' : 'filter'](function(model) {
-        return matches(model.attributes);
-      });
+      return this[first ? 'find' : 'filter'](attrs);
     },
 
     // Return the first model with matching attributes. Useful for simple cases
@@ -1058,7 +1075,6 @@
     },
 
     // Internal method called by both remove and set.
-    // Returns removed models, or false if nothing is removed.
     _removeModels: function(models, options) {
       var removed = [];
       for (var i = 0; i < models.length; i++) {
@@ -1132,25 +1148,12 @@
       contains: 2, invoke: 0, max: 3, min: 3, toArray: 1, size: 1, first: 3,
       head: 3, take: 3, initial: 3, rest: 3, tail: 3, drop: 3, last: 3,
       without: 0, difference: 0, indexOf: 3, shuffle: 1, lastIndexOf: 3,
-      isEmpty: 1, chain: 1, sample: 3, partition: 3 };
+      isEmpty: 1, chain: 1, sample: 3, partition: 3, groupBy: 3, countBy: 3,
+      sortBy: 3, indexBy: 3};
 
   // Mix in each Underscore method as a proxy to `Collection#models`.
   addUnderscoreMethods(Collection, collectionMethods, 'models');
 
-  // Underscore methods that take a property name as an argument.
-  var attributeMethods = ['groupBy', 'countBy', 'sortBy', 'indexBy'];
-
-  // Use attributes instead of properties.
-  _.each(attributeMethods, function(method) {
-    if (!_[method]) return;
-    Collection.prototype[method] = function(value, context) {
-      var iterator = _.isFunction(value) ? value : function(model) {
-        return model.get(value);
-      };
-      return _[method](this.models, iterator, context);
-    };
-  });
-
   // Backbone.View
   // -------------
 
@@ -1174,7 +1177,7 @@
   // Cached regex to split keys for `delegate`.
   var delegateEventSplitter = /^(\S+)\s*(.*)$/;
 
-  // List of view options to be merged as properties.
+  // List of view options to be set as properties.
   var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName', 'events'];
 
   // Set up all inheritable **Backbone.View** properties and methods.
@@ -1518,7 +1521,7 @@
   // falls back to polling.
   var History = Backbone.History = function() {
     this.handlers = [];
-    _.bindAll(this, 'checkUrl');
+    this.checkUrl = _.bind(this.checkUrl, this);
 
     // Ensure that `History` can be used outside of the browser.
     if (typeof window !== 'undefined') {
@@ -1730,7 +1733,7 @@
       // If the root doesn't match, no routes can match either.
       if (!this.matchRoot()) return false;
       fragment = this.fragment = this.getFragment(fragment);
-      return _.any(this.handlers, function(handler) {
+      return _.some(this.handlers, function(handler) {
         if (handler.route.test(fragment)) {
           handler.callback(fragment);
           return true;

vendor/backbone/test/collection.js

@@ -623,7 +623,7 @@
     equal(coll.findWhere({a: 4}), void 0);
   });
 
-  test("Underscore methods", 16, function() {
+  test("Underscore methods", 19, function() {
     equal(col.map(function(model){ return model.get('label'); }).join(' '), 'a b c d');
     equal(col.any(function(model){ return model.id === 100; }), false);
     equal(col.any(function(model){ return model.id === 0; }), true);
@@ -644,9 +644,44 @@
     deepEqual(col.difference([c, d]), [a, b]);
     ok(col.include(col.sample()));
     var first = col.first();
+    deepEqual(col.groupBy(function(model){ return model.id; })[first.id], [first]);
+    deepEqual(col.countBy(function(model){ return model.id; }), {0: 1, 1: 1, 2: 1, 3: 1});
+    deepEqual(col.sortBy(function(model){ return model.id; })[0], col.at(3));
     ok(col.indexBy('id')[first.id] === first);
   });
 
+  test("Underscore methods with object-style and property-style iteratee", 22, function () {
+    var model = new Backbone.Model({a: 4, b: 1, e: 3});
+    var coll = new Backbone.Collection([
+      {a: 1, b: 1},
+      {a: 2, b: 1, c: 1},
+      {a: 3, b: 1},
+      model
+    ]);
+    equal(coll.find({a: 0}), undefined);
+    deepEqual(coll.find({a: 4}), model);
+    equal(coll.find('d'), undefined);
+    deepEqual(coll.find('e'), model);
+    equal(coll.filter({a: 0}), false);
+    deepEqual(coll.filter({a: 4}), [model]);
+    equal(coll.some({a: 0}), false);
+    equal(coll.some({a: 1}), true);
+    equal(coll.reject({a: 0}).length, 4);
+    deepEqual(coll.reject({a: 4}), _.without(coll.models, model));
+    equal(coll.every({a: 0}), false);
+    equal(coll.every({b: 1}), true);
+    deepEqual(coll.partition({a: 0})[0], []);
+    deepEqual(coll.partition({a: 0})[1], coll.models);
+    deepEqual(coll.partition({a: 4})[0], [model]);
+    deepEqual(coll.partition({a: 4})[1], _.without(coll.models, model));
+    deepEqual(coll.map({a: 2}), [false, true, false, false]);
+    deepEqual(coll.map('a'), [1, 2, 3, 4]);
+    deepEqual(coll.max('a'), model);
+    deepEqual(coll.min('e'), model);
+    deepEqual(coll.countBy({a: 4}), {'false': 3, 'true': 1});
+    deepEqual(coll.countBy('d'), {'undefined': 4});
+  });
+
   test("reset", 16, function() {
     var resetCount = 0;
     var models = col.models;
@@ -1591,13 +1626,13 @@
     collection.add([{id: 3}], {at: '1'});
     deepEqual(collection.pluck('id'), [1, 3, 2]);
   });
-  test("adding multiple models triggers `set` event once", 1, function() {
+  test("adding multiple models triggers `update` event once", 1, function() {
     var collection = new Backbone.Collection;
     collection.on('update', function() { ok(true); });
     collection.add([{id: 1}, {id: 2}, {id: 3}]);
   });
 
-  test("removing models triggers `set` event once", 1, function() {
+  test("removing models triggers `update` event once", 1, function() {
     var collection = new Backbone.Collection([{id: 1}, {id: 2}, {id: 3}]);
     collection.on('update', function() { ok(true); });
     collection.remove([{id: 1}, {id: 2}]);
@@ -1615,7 +1650,7 @@
     collection.set([{id: 1}, {id: 3}]);
   });
 
-  test("set does not trigger `set` event when nothing added nor removed", 0, function() {
+  test("set does not trigger `update` event when nothing added nor removed", 0, function() {
     var collection = new Backbone.Collection([{id: 1}, {id: 2}]);
     collection.on('update', function() { ok(false); });
     collection.set([{id: 1}, {id: 2}]);

vendor/backbone/test/events.js

@@ -66,6 +66,34 @@
     equal(obj.counter, 5);
   });
 
+  test("binding and triggering multiple event names with event maps", function() {
+    var obj = { counter: 0 };
+    _.extend(obj, Backbone.Events);
+
+    var increment = function() {
+      this.counter += 1;
+    };
+
+    obj.on({
+      'a b c': increment
+    });
+
+    obj.trigger('a');
+    equal(obj.counter, 1);
+
+    obj.trigger('a b');
+    equal(obj.counter, 3);
+
+    obj.trigger('c');
+    equal(obj.counter, 4);
+
+    obj.off({
+      'a c': increment
+    });
+    obj.trigger('a b c');
+    equal(obj.counter, 5);
+  });
+
   test("binding and trigger with event maps context", 2, function() {
     var obj = { counter: 0 };
     var context = {};

vendor/backbone/test/router.js

@@ -67,7 +67,7 @@
       this.value = value;
     }
   };
-  _.bindAll(ExternalObject, 'routingFunction');
+  ExternalObject.routingFunction = _.bind(ExternalObject.routingFunction, ExternalObject);
 
   var Router = Backbone.Router.extend({
 

vendor/benchmark.js/benchmark.js

@@ -1,5 +1,5 @@
 /*!
- * Benchmark.js v2.0.0-pre <http://benchmarkjs.com/>
+ * Benchmark.js v2.0.0 <http://benchmarkjs.com/>
  * Copyright 2010-2015 Mathias Bynens <http://mths.be/>
  * Based on JSLitmus.js, copyright Robert Kieffer <http://broofa.com/>
  * Modified by John-David Dalton <http://allyoucanleet.com/>
@@ -217,14 +217,6 @@
        */
       support.timeout = isHostType(context, 'setTimeout') && isHostType(context, 'clearTimeout');
 
-      /**
-       * Detect if `Array#unshift` returns the new length of the array (all but IE < 8).
-       *
-       * @memberOf Benchmark.support
-       * @type boolean
-       */
-      support.unshiftResult = !![].unshift(1);
-
       /**
        * Detect if function decompilation is support.
        *
@@ -2341,7 +2333,7 @@
        * @memberOf Benchmark
        * @type string
        */
-      'version': '2.0.0-pre'
+      'version': '2.0.0'
     });
 
     _.assign(Benchmark, {
@@ -2811,15 +2803,30 @@
       };
     });
 
+    // Avoid array-like object bugs with `Array#shift` and `Array#splice`
+    // in Firefox < 10 and IE < 9.
+    _.each(['pop', 'shift', 'splice'], function(methodName) {
+      var func = arrayRef[methodName];
+
+      Suite.prototype[methodName] = function() {
+        var value = this,
+            result = func.apply(value, arguments);
+
+        if (value.length === 0) {
+          delete value[0];
+        }
+        return result;
+      };
+    });
+
     // Avoid buggy `Array#unshift` in IE < 8 which doesn't return the new
     // length of the array.
-    if (!support.unshiftResult) {
-      Suite.prototype.unshift = function() {
-        var value = this;
-        unshift.apply(value, arguments);
-        return value.length;
-      };
-    }
+    Suite.prototype.unshift = function() {
+      var value = this;
+      unshift.apply(value, arguments);
+      return value.length;
+    };
+
     return Benchmark;
   }