@Override
 public void onDisplayManageAvailableData() {
   RevealRootPopupContentEvent.fire(this, manageDataVersionsPresenter);
 }
 @Override
 public void onDisplayManageBorders() {
   RevealRootPopupContentEvent.fire(this, manageShapefileMetadataPresenter);
 }
 @Override
 public void onDisplayManageFeatures() {
   RevealRootPopupContentEvent.fire(this, manageFeaturesMetadataPresenter);
 }
 /** StackPanelUiHandlers Implementation * */
 @Override
 public void onDisplayHelp() {
   RevealRootPopupContentEvent.fire(this, displayHelpPresenter);
 }