[ACA-4382 ] About Page refactoring to use it across all the platform (#7365)

* about page refactor for global usage

* Development About

* add storybook

* fix build

* fix

* fix

* fix imports

* fix

* fix lint

* fix

* fix

* fix

* fix

lib/core/about/services/aae-info.service.ts

@@ -0,0 +1,55 @@
+/*!
+ * @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 { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { map } from 'rxjs/operators';
+import { Observable } from 'rxjs';
+import { AppConfigService } from '../../app-config/app-config.service';
+
+export interface ActivitiDependencyInfo {
+    artifact: string;
+    version: string;
+    activiti: string;
+}
+
+@Injectable({
+    providedIn: 'root'
+})
+export class AaeInfoService {
+    contextRoot = '';
+
+    constructor(protected httpClient: HttpClient, protected appConfigService: AppConfigService) {
+        this.contextRoot = appConfigService.get('bpmHost', '');
+    }
+
+    getServiceVersion(serviceName: string): Observable<ActivitiDependencyInfo> {
+        return this.httpClient.get<any>(`${this.contextRoot}/${serviceName}/actuator/info`).pipe(
+            map((response: any) => {
+                let activitiVersion = 'N/A';
+                if (response.build.activiti) {
+                    activitiVersion = response.build.activiti.version;
+                }
+                return {
+                    artifact: response.build.artifact,
+                    version: response.build.version,
+                    activiti: activitiVersion
+                };
+            })
+        );
+    }
+}