Bug 199360 Provide new servlet to retrieve html fragment when in reportlet mode
Currently in reportlet mode, the framesset servlet will still wrap and return all ajax viewer code. We need a new servlet to return only html fragment generated by engine. Then this fragment can be further parsed by client side according to user's requirement.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/BaseAttributeBean.java
/**
	 * @return report design name.
	 */
	public String getReportDesignName( )
	{
		return reportDesignName;
	}
	/**
	 * @return the format
	 */
	public String getFormat( )
	{
		return format;
	}
	/**
	 * @return the rtl
	 */
	public boolean isRtl( )
	{
		return rtl;
	}
	/**
	 * Override default finalizer.
	 * 
	 * @exception Throwable
	 * @return
	 */
	protected void finalize( ) throws Throwable
	{
		try