feat: view clients layout added (#76)

* Fetch all clients from mifos api

src/app/clients/clients.service.ts

@@ -0,0 +1,33 @@
+import { Injectable } from '@angular/core';
+import { Http, Headers, Response } from '@angular/http';
+/* import { HttpHeaders, HttpClient } from '@angular/common/http';
+ */
+import { Observable } from 'rxjs';
+import { of } from 'rxjs';
+import { map } from 'rxjs/operators';
+
+@Injectable()
+export class ClientsService {
+    constructor(private http: Http) {} // tslint:disable-line
+   getServer() {
+    const username = 'mifos';
+    const password = 'password';
+    const headers = new Headers();   // tslint:disable-line
+    headers.append('Authorization', 'Basic ' + btoa(username + ':' + password));
+    headers.append('Content-Type', 'application/json');
+    headers.append('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
+    headers.append('Access-Control-Allow-Origin', '*');
+    return this.http.get
+    ('https://demo.openmf.org/fineract-provider/api/v1/clients?tenantIdentifier=default&pretty=true',
+    {headers: headers})
+    .pipe(
+    map(
+        (response: Response) => {  // tslint:disable-line
+          response = response.json();
+          return response['pageItems'];
+
+        }
+    )
+  );
+}
+}