Bug 139125 Preview the Cascading parameter in the web viewer,it will be added "html" after the value automaticly
Description: see the picture attached.Preview the design file in web viewer, and you will find all parameter value is added "html" after. Step to reproduce: 1. Use the design file attached 2. Preview it in web viewer with choosing "CA" -> "B****" Actual result; Like the picture shows, the value of parameter is so odd
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/presentation/aggregation/parameter/ScalarParameterFragment.java
* 
	 * @param parameter
	 *            parameter definition reference.
	 */
	protected ScalarParameterFragment( ScalarParameterHandle parameter )
	{
		this.parameter = parameter;
	}
	/**
	 * Get report parameters from engine.
	 * 
	 * @param request
	 *            incoming http request
	 * @param response
	 *            http response
	 * @return target jsp pages
	 * @exception ServletException
	 * @exception IOException
	 */
	protected void doService( HttpServletRequest request,
			HttpServletResponse response ) throws ServletException, IOException
	{
		ViewerAttributeBean attrBean = ( ViewerAttributeBean ) request
				.getAttribute( "attributeBean" ); 
		assert attrBean != null;
		assert parameter != null;
		ScalarParameterBean parameterBean = new ScalarParameterBean( parameter );
		attrBean.setParameterBean( parameterBean );
		String reportDesignName = ParameterAccessor.getReport( request );
		Locale locale = attrBean.getLocale( );