Bug 148525 Display text is not found from library resource file
Steps to reproduce: 1.New a library, add a resource file "a.properties" 2.Add a label with text"abc", add a localization "k1=actuate" 3.New a report, extend the label 4.Preview the report Expected result: Report shows "actuate" in preview Actual result: Report shows "actuate" in layout, but "abc" in preview
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
* inherit the property from its parent element, style, or from the default
	 * value for the property.
	 * 
	 * @throws SemanticException
	 *             if the property is not defined on this element
	 */
	public void clearAllProperties( ) throws SemanticException
	{
		List props = getDefn( ).getProperties( );
		for ( int i = 0; i < props.size( ); i++ )
		{
			PropertyDefn propDefn = (PropertyDefn) props.get( i );
			String propName = propDefn.getName( );
			if ( ( DesignElement.NAME_PROP.equals( propName ) ) )
			{
				NameCommand nameCmd = new NameCommand( module, getElement( ) );
				try
				{
					nameCmd.checkName( null );
				}
				catch ( NameException e )
				{
					continue;
				}
			}
			PropertyHandle propHandle = getPropertyHandle( propName );
			if ( propHandle.isLocal( ) )
				propHandle.clearValue( );
		}
	}