Bug 120503 Cascading Parameter can not drop into layout
Details: Cascading Parameter can not drop into layout Step: 1.Open a report design and Create a Sample Data Source and data set by "select * from CLASSICMODELS.CUSTOMERS" 2.New a cascading parameter and create CUSTOMERSNUMBER and CUSTOMERSNAME in parameter named number and name. Press OK 3.Drop parameter name into layout. Actual results: The parameter in Cascading Parameter Group can not drop to layout
UI/org.eclipse.birt.report.designer.ui.ide/src/org/eclipse/birt/report/designer/ui/ide/wizards/NewReportWizard.java
URL url = Platform.find( Platform.getBundle( ReportPlugin.REPORT_UI ),
				new Path( templateChoicePage.getTemplate( ).getReportPath() ) );
		if ( url != null )
		{
			try
			{
				streamFromPage = url.openStream( );
			}
			catch ( IOException e1 )
			{
				
			}
		}
		else
		{
			try
			{
				streamFromPage = new FileInputStream(templateChoicePage.getTemplate( ).getReportPath() );
			}
			catch ( FileNotFoundException e )
			{
			}
		}
		cheatSheetIdFromPage = templateChoicePage.getTemplate( ).getCheatSheetId();
		showCheatSheetFromPage = templateChoicePage.getShowCheatSheet( );