STRUTS2.1.8.1+JSON+JQGRID3.7，过滤配置方法
如下:
<action name="timer" type="json"><param name="includeProperties">^gridModel\[\d+\]\.\w+,^gridModel\[\d+\]\.id\.\w+,rows, page, total, record </param><param name="noCache">true</param><param name="ignoreHierarchy">false</param></result></action>
