Modifies all the controllers to access the Jamstash module through angular instead of a global var.

js/controllers/queue.js

@@ -1,4 +1,8 @@
-JamStash.controller('QueueCtrl',
+'use strict';
+
+var jamstash = angular.module('JamStash');
+
+jamstash.controller('QueueCtrl',
 function QueueCtrl($scope, $rootScope, $routeParams, $location, utils, globals, json, notifications) {
     $scope.settings = globals.settings;
     $scope.song = $rootScope.queue;