add none folder from service layer

src/popup/app/vault/vaultAddSiteController.js

@@ -25,10 +25,7 @@
         popupUtils.initListSectionItemListeners();
 
         $q.when(folderService.getAllDecrypted()).then(function (folders) {
-            $scope.folders = folders.concat([{
+            $scope.folders = folders;
-                id: null,
-                name: '(none)'
-            }]);
         });
 
         $scope.savePromise = null;

src/popup/app/vault/vaultController.js

@@ -43,10 +43,7 @@
 
             $q.all(promises).then(function () {
                 $scope.loaded = true;
-                $rootScope.vaultFolders = decFolders.concat([{
+                $rootScope.vaultFolders = decFolders;
-                    id: null,
-                    name: '(none)'
-                }]);
                 $rootScope.vaultSites = decSites;
                 if (!delayLoad) {
                     setScrollY();

src/popup/app/vault/vaultEditSiteController.js

@@ -23,10 +23,7 @@ angular
         }
 
         $q.when(folderService.getAllDecrypted()).then(function (folders) {
-            $scope.folders = folders.concat([{
+            $scope.folders = folders;
-                id: null,
-                name: '(none)'
-            }]);
         });
 
         popupUtils.initListSectionItemListeners();

src/services/folderService.js

@@ -70,7 +70,10 @@ function initFolderService() {
         }
 
         var promises = [];
-        var decFolders = [];
+        var decFolders = [{
+            id: null,
+            name: '(none)'
+        }];
         self.getAll(function (folders) {
             for (var i = 0; i < folders.length; i++) {
                 promises.push(folders[i].decrypt().then(function (folder) {