Bug 149783 Display text for extend elelment in master page is not found
Steps to reproduce: 1.New a library, add a properties file for the library, add pair"k1=actuate" to the properties file 2.Add a label "aaa" in master page header, set "k1" as the text key 3.Publish the library 4.New a report, extend lib.masterpage 5.Open extended master page in report Expected result: label shows display text "actuate" Actual result: label shows text "aaa"
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
{
		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.
	 * 
	 * @param from
	 *            the from element to get the property values
	 * @param to
	 *            the to element to duplicate the property values
	 */
	private static void duplicateProperties( DesignElement from,
			DesignElement to )
	{
		if ( from.getDefn( ).allowsUserProperties( ) )
		{
			Iterator iter = from.getUserProperties( ).iterator( );
			while ( iter.hasNext( ) )