[ADF-3191] Fix userprefrence oauth2 (#3488)

* remove user preference setting save

* fix host setting test

* remove userPreferences test

* fix title service test

* remove unused imports

* restore input align

* fix service import in test tag rating

lib/core/app-config/debug-app-config.service.ts

@@ -0,0 +1,37 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { StorageService } from '../services/storage.service';
+import { AppConfigService, AppConfigValues } from '../app-config/app-config.service';
+
+@Injectable()
+export class DebugAppConfigService extends AppConfigService {
+    constructor(private storage: StorageService, http: HttpClient) {
+        super(http);
+    }
+
+    /** @override */
+    get<T>(key: string, defaultValue?: T): T {
+        if (key === AppConfigValues.OAUTHCONFIG) {
+            return <T> (JSON.parse(this.storage.getItem(key)) || super.get<T>(key, defaultValue));
+        } else {
+            return <T> (<any> this.storage.getItem(key) || super.get<T>(key, defaultValue));
+        }
+    }
+}