Bug 192789 Support to render reportlet using bookmark in frameset servlet.
Description: Support to render reportlet using bookmark in frameset servlet. At present, only run and preview servlet support __isreportlet&__bookmark to generate reportlet.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
{
			ReportEngineService.getInstance( ).renderReport( out, request, doc,
					format, pageNum, pageRange, isMasterPage, isSvg, null,
					locale, isRtl.booleanValue( ), servletPath );
		}
		catch ( RemoteException e )
		{
			throw new ReportServiceException( e.getLocalizedMessage( ), e
					.getCause( ) );
		}
		finally
		{
			if ( doc != null )
				doc.close( );
		}
	}
	/**
	 * @see org.eclipse.birt.report.service.api.IViewerReportService#renderReport(java.lang.String,
	 *      int, org.eclipse.birt.report.service.api.InputOptions,
	 *      java.io.OutputStream)
	 * @deprecated
	 */
	public void renderReport( String docName, int pageNum,
			InputOptions renderOptions, OutputStream out )
			throws ReportServiceException
	{
		renderReport( docName, pageNum, null, renderOptions, out );
	}
	/**
	 * @see org.eclipse.birt.report.service.api.IViewerReportService#extractResultSet(java.lang.String,