message: fix adding room in safari
diff: <div class="modal-body">
  <div class="md-form">
  <i class="material-icons prefix grey-text">&#xE88A;</i>
  - <input type="text" id="form-name" autofocus class="form-control pl-0 pr-0" [(ngModel)]="roomName" [ngModelOptions]="{standalone: true}">
  + <input type="text" id="form-name" autofocus class="form-control pl-0 pr-0" [(ngModel)]="roomName"
  + [ngModelOptions]="{standalone: true}" (keyup.enter)="activeModal.close(roomName)">
  <label for="form-name">Room Name</label>
  </div>
  </div>
  <div class="modal-footer">
  - <button type="submit" class="btn btn-primary" data-dismiss="modal" (click)="activeModal.close(roomName)">Create Room</button>
  + <button type="button" class="btn btn-primary" data-dismiss="modal" (click)="activeModal.close(roomName)">Create Room</button>
  </div>
  </form>
  </div>
  