message: Fix i18n string
diff: (mouseover)="onMouseOverBackControl()"
  (mouseout)="onMouseOutBackControl()">{{flow.app?.name}}</span>
  <p class="flogo-flow-detail-description" [(fgContentEditable)]="flow.description"
  - placeholder="{{ translate.instant('CANVAS:ADD-FLOW-DESCRIPTION') }}"
  + placeholder="{{ 'CANVAS:ADD-FLOW-DESCRIPTION' | translate }}"
  (fgContentEditableChange)="changeFlowDetail($event, 'descrption')"></p>
  </div>
  </div>
  