message: Always display menu with about page
diff: <img class="avatar" src="{{userService.user.getGravatarURL(30)}}">
  {{ this.userService.user.profile.firstName }}
  </button>
  -
  + </span>
  <button md-icon-button [mdMenuTriggerFor]="menu">
  <md-icon>more_vert</md-icon>
  </button>
  <md-icon>settings</md-icon>
  <span>Admin</span>
  </button>
  - <button md-menu-item *ngIf="isLoggedIn()" routerLink="/about" routerLinkActive="active">
  + <button md-menu-item routerLink="/about" routerLinkActive="active">
  <md-icon>info</md-icon>
  <span>About</span>
  </button>
  <span>Logout</span>
  </button>
  </md-menu>
  - </span>
  </md-toolbar>
  <md-progress-bar *ngIf="showProgressBar" mode="indeterminate"></md-progress-bar>
  