[ADF-4857] Be able to run ng build content-service (#5183)

* Be able to build conten with ng build content-service

* fix tslint

* The translate module is necessary

* Rollback the build commands

* Rollback

* Remove wrong imports

* Trigger the build

lib/content-services/src/test.ts

@@ -0,0 +1,41 @@
+/*!
+ * @license
+ * Copyright 2019 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 'core-js/es7/reflect';
+import 'zone.js/dist/zone';
+import 'zone.js/dist/zone-testing';
+import { getTestBed } from '@angular/core/testing';
+import {
+    BrowserDynamicTestingModule,
+    platformBrowserDynamicTesting
+} from '@angular/platform-browser-dynamic/testing';
+
+declare const require: any;
+
+// First, initialize the Angular testing environment.
+getTestBed().initTestEnvironment(
+    BrowserDynamicTestingModule,
+    platformBrowserDynamicTesting()
+);
+
+declare const pdfjsLib: any;
+pdfjsLib.GlobalWorkerOptions.workerSrc = 'base/pdfjs-dist/build/pdf.worker.min.js';
+
+// Then we find all the tests.
+const context = require.context('./', true, /\.spec\.ts$/);
+// And load the modules.
+context.keys().map(context);