fixed logged in user.

frontend/src/app/components/header/header.component.html

@@ -61,7 +61,7 @@
             <div class="az-img-user">
               <img src="assets/logo/logo-text.png" alt="">
             </div><!-- az-img-user -->
-            <h6>John Doe</h6>
+            <h6>{{current_user}}</h6>
             <span>Adminstrator</span>
           </div><!-- az-header-profile -->
 

frontend/src/app/components/header/header.component.ts

@@ -7,10 +7,11 @@ import { Router } from '@angular/router';
   styleUrls: ['./header.component.scss']
 })
 export class HeaderComponent implements OnInit {
-
+  current_user: string
   constructor(private fastenDb: FastenDbService, private router: Router) { }
 
   ngOnInit() {
+    this.current_user = this.fastenDb.current_user
   }
 
   closeMenu(e) {