fix(progressButtons): fix losing dependencies

src/app/app.js

@@ -11,6 +11,7 @@ angular.module('BlurAdmin', [
   "xeditable",
   'ui.slimscroll',
   'ngJsTree',
+  'angular-progress-button-styles',
 
   'BlurAdmin.theme',
   'BlurAdmin.pages',

src/app/pages/ui/buttons/ButtonPageCtrl.js

@@ -9,7 +9,7 @@
       .controller('ButtonPageCtrl', ButtonPageCtrl);
 
   /** @ngInject */
-  function ButtonPageCtrl($scope) {
+  function ButtonPageCtrl($scope, $timeout) {
     $scope.progressFunction = function() {
       return $timeout(function() {}, 3000);
     };