Bug 176436 Charts Imported from Libraries do not update when libraries change
During a live presentation of BIRT at EclipseCon, we came across a rather embarassing issue. When charts are included in a library, and imported into a report design from a library, any changes to the library instance of the chart do not reflect in the report itself.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
*            whether the property name should be written
	 */
	protected void writeProperty( IStructure struct, String tag,
			String memberName, boolean cdata, boolean withoutName )
	{
		StructureDefn structDefn = (StructureDefn) struct.getDefn( );
		assert structDefn != null;
		StructPropertyDefn propDefn = (StructPropertyDefn) structDefn
				.getMember( memberName );
		assert propDefn != null;
		Object value = null;
		if ( struct instanceof Structure )
			value = ( (Structure) struct ).getLocalProperty( getModule( ),
					propDefn );
		else
		{
			assert struct instanceof UserPropertyDefn;
			value = ( (UserPropertyDefn) struct ).getLocalProperty(
					getModule( ), propDefn );
		}
		if ( value == null )
			return;
		String xml = propDefn.getXmlValue( getModule( ), value );
		if ( xml == null )
			return;
		if ( propDefn.isEncryptable( ) )
		{
			IEncryptionHelper helper = MetaDataDictionary.getInstance( )
					.getEncryptionHelper( );
			xml = helper.encrypt( xml );