Bug 303831 Warnings logged when trying to merge changes to an MPart's 'closeable' attribute
Warnings are printed out to syserr. --- WARNING: Unknown feature found, reconciliation may fail: Part#closeable
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/workbench/ui/internal/XMLModelReconciler.java
return MApplicationPackage.eINSTANCE.getApplicationElement_Id();
		} else if (featureName.equals(APPLICATIONELEMENT_TAGS_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getApplicationElement_Tags();
		} else if (featureName.equals(APPLICATION_COMMANDS_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getApplication_Commands();
		} else if (featureName.equals(UILABEL_LABEL_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUILabel_Label();
		} else if (featureName.equals(UILABEL_TOOLTIP_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUILabel_Tooltip();
		} else if (featureName.equals(UILABEL_ICONURI_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUILabel_IconURI();
		} else if (featureName.equals(UIELEMENT_TOBERENDERED_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUIElement_ToBeRendered();
		} else if (featureName.equals(UIELEMENT_VISIBLE_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUIElement_Visible();
		} else if (featureName.equals(ELEMENTCONTAINER_CHILDREN_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getElementContainer_Children();
		} else if (featureName.equals(UIELEMENT_PARENT_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUIElement_Parent();
		} else if (featureName.equals(UIELEMENT_CONTAINERDATA_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getUIElement_ContainerData();
		} else if (featureName.equals(ELEMENTCONTAINER_SELECTEDELEMENT_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getElementContainer_SelectedElement();
		} else if (featureName.equals(COMMAND_COMMANDNAME_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getCommand_CommandName();
		} else if (featureName.equals(COMMAND_DESCRIPTION_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getCommand_Description();
		} else if (featureName.equals(KEYSEQUENCE_KEYSEQUENCE_ATTNAME)) {
			return MApplicationPackage.eINSTANCE.getKeySequence_KeySequence();
		} else if (featureName.equals(BINDINGCONTAINER_BINDINGS_ATTNAME)) {