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
.openReportDocument( getReportDesignName( renderOptions ),
						docName );
		HttpServletRequest request = (HttpServletRequest) renderOptions
				.getOption( InputOptions.OPT_REQUEST );
		Locale locale = (Locale) renderOptions
				.getOption( InputOptions.OPT_LOCALE );
		Boolean isMasterPageContent = (Boolean) renderOptions
				.getOption( InputOptions.OPT_IS_MASTER_PAGE_CONTENT );
		boolean isMasterPage = isMasterPageContent == null
				? false
				: isMasterPageContent.booleanValue( );
		Boolean svgFlag = (Boolean) renderOptions
				.getOption( InputOptions.OPT_IS_MASTER_PAGE_CONTENT );
		boolean isSvg = svgFlag == null ? false : svgFlag.booleanValue( );
		Boolean isRtl = (Boolean) renderOptions
				.getOption( InputOptions.OPT_RTL );
		try
		{
			ReportEngineService.getInstance( ).renderReportlet( out, request,
					doc, objectId, isMasterPage, isSvg, null, locale,
					isRtl.booleanValue( ) );
			doc.close( );
		}
		catch ( RemoteException e )
		{
			doc.close( );
			throw new ReportServiceException( e.getLocalizedMessage( ) );
		}
	}
	public void renderReport( String docName, String pageRange,