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
{
			ViewerAttributeBean attrBean = (ViewerAttributeBean) request
					.getAttribute( IBirtConstants.ATTRIBUTE_BEAN );
			String reportTitle = ParameterAccessor.htmlDecode( attrBean
					.getReportTitle( ) );
			IReportRunnable runnable = (IReportRunnable) design
					.getDesignObject( );
			ReportEngineService.getInstance( ).runAndRenderReport( request,
					runnable, out, format, locale, isRtl.booleanValue( ),
					parameters, isMasterPageContent.booleanValue( ),
					svgFlag.booleanValue( ), displayTexts, servletPath,
					reportTitle );
		}
		catch ( RemoteException e )
		{
			throw new ReportServiceException( e.getLocalizedMessage( ), e
					.getCause( ) );
		}
	}
	/**
	 * @see org.eclipse.birt.report.service.api.IViewerReportService#getParameterDefaultValue(org.eclipse.birt.report.service.api.IViewerReportDesignHandle,
	 *      java.lang.String, org.eclipse.birt.report.service.api.InputOptions)
	 */
	public Object getParameterDefaultValue( IViewerReportDesignHandle design,
			String parameterName, InputOptions options )
			throws ReportServiceException
	{
		IGetParameterDefinitionTask task = null;
		Object defaultValue = null;
		try