Merge pull request #499 from alexindigo/amd_cleanup

Cleaned up unused leftovers. Made it more server friendly.

client/router.js

@@ -3,19 +3,19 @@
  * we need to pretend that this code is pure commonjs
  * means no AMD-style require calls
  */
-var requireAMD = require;
-
 var _ = require('underscore'),
     Backbone = require('backbone'),
     BaseRouter = require('../shared/base/router'),
     BaseView = require('../shared/base/view'),
-    $ = (typeof window !== 'undefined' && window.$) || require('jquery'),
+    isServer = (typeof window === 'undefined'),
     extractParamNamesRe = /:(\w+)/g,
     plusRe = /\+/g,
     firstRender = true,
     defaultRootPath = '';
 
-Backbone.$ = $;
+if (!isServer) {
+  Backbone.$ = window.$ || require('jquery');
+}
 
 module.exports = ClientRouter;