Minor fixes to pass JSHint code quality evaluation.

js/app.js

@@ -1,3 +1,5 @@
+'use strict';
+
 // Ionic Starter App
 
 // angular.module is a global place for creating, registering and retrieving Angular modules
@@ -24,44 +26,44 @@ angular.module('starter', ['ionic', 'starter.controllers'])
   $stateProvider
 
   .state('app', {
-    url: "/app",
+    url: '/app',
     abstract: true,
-    templateUrl: "templates/menu.html",
+    templateUrl: 'templates/menu.html',
     controller: 'AppCtrl'
   })
 
   .state('app.search', {
-    url: "/search",
+    url: '/search',
     views: {
       'menuContent': {
-        templateUrl: "templates/search.html"
+        templateUrl: 'templates/search.html'
       }
     }
   })
 
   .state('app.browse', {
-    url: "/browse",
+    url: '/browse',
     views: {
       'menuContent': {
-        templateUrl: "templates/browse.html"
+        templateUrl: 'templates/browse.html'
       }
     }
   })
     .state('app.playlists', {
-      url: "/playlists",
+      url: '/playlists',
       views: {
         'menuContent': {
-          templateUrl: "templates/playlists.html",
+          templateUrl: 'templates/playlists.html',
           controller: 'PlaylistsCtrl'
         }
       }
     })
 
   .state('app.single', {
-    url: "/playlists/:playlistId",
+    url: '/playlists/:playlistId',
     views: {
       'menuContent': {
-        templateUrl: "templates/playlist.html",
+        templateUrl: 'templates/playlist.html',
         controller: 'PlaylistCtrl'
       }
     }

js/controllers.js

@@ -45,4 +45,6 @@ angular.module('starter.controllers', [])
 })
 
 .controller('PlaylistCtrl', function($scope, $stateParams) {
+    $scope.playlistCtrl = {};
+    $stateParams.stateParams = {};
 });