Bug 146790 Help text/help text key for cascading parameter group is not supported
Steps to reproduce: 1.New a cascading parameter group 2.Switch to Properties, select the cascading parameter group 3.Set help text to "helpme" 4.Preview Expected result: Help text appears when hovering over the cascading parameter group name in Parameter input dialog Actual result: Help text/help text key is not supported
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
task.evaluateQuery( groupName );
		Collection selectionList = task.getSelectionListForCascadingGroup(
				groupName, groupKeys );
		return convertEngineParameterSelectionChoice( selectionList );
	}
	public Collection getParameterSelectionList(
			IViewerReportDesignHandle design, InputOptions runOptions,
			String paramName ) throws ReportServiceException
	{
		IGetParameterDefinitionTask task = getParameterDefinitionTask( design );
		Collection selectionList = task.getSelectionList( paramName );
		return convertEngineParameterSelectionChoice( selectionList );
	}
	private IGetParameterDefinitionTask getParameterDefinitionTask(
			IViewerReportDesignHandle design ) throws ReportServiceException
	{
		IGetParameterDefinitionTask task;
		if ( design.getContentType( ) == IViewerReportDesignHandle.RPT_RUNNABLE_OBJECT )
		{
			
			IReportRunnable runnable = (IReportRunnable) design
					.getDesignObject( );
			task = ReportEngineService.getInstance( )
					.createGetParameterDefinitionTask( runnable );
		}
		else
		{
			
			try
			{