Bug 122850 Table/list should not be able to be inserted in Master Page mode.
Description: Table/list should not be able to be inserted in Master Page mode. Steps to reproduce: 1. New a report and transfer to Master Page mode. 2. New a datasource and dataset 3. Drag a list/table to page header/footer, bind it to dataset and drag some columns inside. 4. Save and preview Expected result: Insert list/table item in master page should be forbidden. Actual result: They are allowed and preview showed "undefine" in page
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
* properties values of the given element on the element locally. The
	 * following properties will be set:
	 * <ul>
	 * <li>Properties set on element itself
	 * <li>Inherited from style or element's selector style
	 * <li>Inherited from parent
	 * </ul>
	 * 
	 * @param element
	 *            the element to be localized.
	 */
	public static void localizeElement( DesignElement element )
	{
		assert element != null;
		DesignElement parent = element.getExtendsElement( );
		if ( parent == null )
			return;
		duplicateProperties( parent, element );
		ContentIterator iter1 = new ContentIterator( parent );
		ContentIterator iter2 = new ContentIterator( element );
		while ( iter1.hasNext( ) )
		{
			DesignElement virtualParent = (DesignElement) iter1.next( );
			DesignElement virtualChild = (DesignElement) iter2.next( );
			duplicateProperties( virtualParent, virtualChild );
		}
	}
	/**
	 * Duplicates some properties in a design element when to export it.
	 *