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
* 
	 * @see org.eclipse.birt.report.model.elements.ElementVisitor#visitSimpleDataSet(org.eclipse.birt.report.model.elements.SimpleDataSet)
	 */
	public void visitSimpleDataSet( SimpleDataSet obj )
	{
		super.visitSimpleDataSet( obj );
		property( obj, ISimpleDataSetModel.DATA_SOURCE_PROP );
		property( obj, ISimpleDataSetModel.BEFORE_OPEN_METHOD );
		property( obj, ISimpleDataSetModel.BEFORE_CLOSE_METHOD );
		property( obj, ISimpleDataSetModel.ON_FETCH_METHOD );
		property( obj, ISimpleDataSetModel.AFTER_OPEN_METHOD );
		property( obj, ISimpleDataSetModel.AFTER_CLOSE_METHOD );
		property( obj, IDesignElementModel.REF_TEMPLATE_PARAMETER_PROP );
		property( obj, ISimpleDataSetModel.DATA_SET_ROW_LIMIT );
		writeStructureList( obj, ISimpleDataSetModel.PARAM_BINDINGS_PROP );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.elements.ElementVisitor#visitDataSource(org.eclipse.birt.report.model.elements.DataSource)
	 */
	public void visitDataSource( DataSource obj )
	{
		super.visitDataSource( obj );
		property( obj, IDataSourceModel.BEFORE_OPEN_METHOD );
		property( obj, IDataSourceModel.BEFORE_CLOSE_METHOD );
		property( obj, IDataSourceModel.AFTER_OPEN_METHOD );
		property( obj, IDataSourceModel.AFTER_CLOSE_METHOD );
	}
	/*