*/
@RequestMapping(value = "/functions", method = RequestMethod.GET, produces = "application/json")
public PortalRestResponse<List<AppCategoryFunctionsItem>> getAppCategoryFunctions(HttpServletRequest request) {
*/
@RequestMapping(value = "/functions", method = RequestMethod.GET, produces = "application/json")
public PortalRestResponse<List<AppCategoryFunctionsItem>> getAppCategoryFunctions(HttpServletRequest request) {