Bug 152834 support HTML description of the template
The template descrition is a fragment of HTML, use that fragment to render the template in HTML.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/LocalizedContentVisitor.java
return table;
	}
	public Object visitRow( IRowContent row, Object value )
	{
		RowScriptExecutor.handleOnRender( row, context );
		return row;
	}
	public Object visitCell( ICellContent cell, Object value )
	{
		CellScriptExecutor.handleOnRender( cell, context );
		return cell;
	}
	/**
	 * handle the data content.
	 * 
	 * @param data
	 *            data content object
	 */
	public Object visitData( IDataContent data, Object value )
	{
		DataItemScriptExecutor.handleOnRender( data, context );
		processData( data );
		return data;
	}
	/**
	 * process the data content
	 * 
	 * <li> localize the help text
	 * <li> format the value