修改日志返回信息，增加请求服务出错

src/main/java/com/nis/web/controller/BaseController.java

@@ -271,6 +271,8 @@ public class BaseController {
 				messages="data_format_error";
 			}else if("500".equals(status)){
 				messages="server_internal_error";
+			}else if(status.indexOf("request_service_failed")!=-1){
+				messages="server_internal_error";
 			}
 		}
 		model.addAttribute("message",messages);