Display Fineract version and build (#1847)

Co-authored-by: Jose Alberto Hernandez <alberto@blue-daemon.local>

src/app/system/version.service.ts

@@ -0,0 +1,19 @@
+/** Angular Imports */
+import { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+
+/** rxjs Imports */
+import { Observable } from 'rxjs';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class VersionService {
+
+  constructor(private http: HttpClient) { }
+
+  getBackendInfo(): Observable<any> {
+    return this.http.get('/fineract-provider/actuator/info');
+  }
+
+}