Bug 145698 Name change won't enable "restore property" button
Steps to reproduce: 1.New a report, extends lib.label 2.Choose the label, switch to property editor, chang its name to "aa" 3.Choose the label again Expected result: "Restore property" button is enabled Actual result: "Restore property" button is grayed out
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* 
	 * @param resourceKey
	 *            the resource key of the static description
	 * 
	 * @throws SemanticException
	 *             if the resource key property is locked.
	 */
	public void setDescriptionKey( String resourceKey )
			throws SemanticException
	{
		setStringProperty( Module.DESCRIPTION_ID_PROP, resourceKey );
	}
	/**
	 * Initializes the report design when it is just created.
	 * <p>
	 * Set the value to the properties on repot design element which need the
	 * initialize valuel.
	 * 
	 * All initialize operations will not go into the command stack and can not
	 * be undo redo.
	 * 
	 * @param properties
	 *            the property name value pairs.Those properties in the map are
	 *            which need to be initialized.
	 * @throws SemanticException
	 *             SemamticException will throw out when the give properties map
	 *             contians invlid property name or property value.
	 * @deprecated
	 */
	public void initializeModule( Map properties ) throws SemanticException