Bug 315281 update copyrights for 3.6
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/extensions/NavigatorViewerDescriptor.java
* {@value} (boolean): True indicates the ITreeContentProvider.hasChildren() 
	 * should force plugins to load if necessary <b>false</b>).
	 */
	public static final String PROP_ENFORCE_HAS_CHILDREN = "org.eclipse.ui.navigator.enforceHasChildren"; 
	static final String TAG_INCLUDES = "includes"; 
	static final String TAG_EXCLUDES = "excludes"; 
	static final String ATT_IS_ROOT = "isRoot"; 
	static final String ATT_PATTERN = "pattern"; 
	private static final String TAG_CONTENT_EXTENSION = "contentExtension"; 
	private static final String TAG_ACTION_EXTENSION = "actionExtension";  
	private final String viewerId;
	private String popupMenuId = null;
	private Binding actionBinding = new Binding(TAG_ACTION_EXTENSION);
	private Binding contentBinding = new Binding(TAG_CONTENT_EXTENSION);
	private MenuInsertionPoint[] customInsertionPoints = null;
	private boolean allowsPlatformContributions = true;
	private String inheritBindingsFromViewer;
	
	private String helpContext;
	
	private final Properties properties = new Properties();
	private Set dragAssistants; 
	/**
	 * Creates a new content descriptor from a configuration element.
	 * 
	 * @param aViewerId
	 *            The identifier for this descriptor.
	 */
	NavigatorViewerDescriptor(String aViewerId) {
		super();