Merge pull request #3675 from jdalton/no-bind-all

Remove the only `_.bindAll` use.

backbone.js

@@ -1518,7 +1518,7 @@
   // 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') {

test/router.js

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