Bug 63830 UI Popup Menu slight re-org/rename for R3.0
Navigator Remove Add Bookmark... Do not support Shift+ R refactor as meaning the same as F2 in the Navigator (F2 is rename and Shift+R does nothing) (Low Priority) Package Explorer Support F2 as direct rename in Package Explorer
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/navigator/MainActionGroup.java
* Handles a key pressed event by invoking the appropriate action,
 	 * delegating to the subgroups as necessary.
 	 */
	public void handleKeyPressed(KeyEvent event) {
		refactorGroup.handleKeyPressed(event);
		workspaceGroup.handleKeyPressed(event);
	}
	
	/**
	 * Extends the superclass implementation to dispose the 
	 * actions in this group and its subgroups.
	 */
	public void dispose() {
		ResourcesPlugin.getWorkspace().removeResourceChangeListener(resourceChangeListener);
		collapseAllAction.dispose();
		exportAction.dispose();
		importAction.dispose();
		propertyDialogAction.dispose();
		toggleLinkingAction.dispose();
		
		gotoGroup.dispose();
		openGroup.dispose();
		refactorGroup.dispose();
		sortAndFilterGroup.dispose();
		workingSetGroup.dispose();
		workspaceGroup.dispose();
		super.dispose();
	}
}