规范变量的定义; 支持关闭FS的相关统计，便于valgrind/asan定位内存的相关问题

src/tsg_entry.cpp

@@ -2641,9 +2641,11 @@ extern "C" int TSG_MASTER_UNLOAD()
 {
 
 		
-	g_tsg_maat_feather=NULL;
-
-
+	ctemplate::Template::ClearCache();
+	//delete g_tsg_para.tpl_403;
+	//delete g_tsg_para.tpl_404;
+	//delete g_tsg_para.tpl_200;
+	//delete g_tsg_para.tpl_204;
 	tsg_sendlog_destroy(g_tsg_log_instance);
 	tsg_metric_destroy();
 

src/tsg_rule.cpp

@@ -1982,6 +1982,7 @@ struct maat *init_maat_feather(const char* conffile, char* instance_name, char *
 void tsg_maat_rule_destroy(void)
 {
 	maat_free(g_tsg_maat_feather);	
+	g_tsg_maat_feather=NULL;
 	MESA_destroy_runtime_log_handle(g_tsg_maat_rt_para.logger);
 	g_tsg_maat_rt_para.logger = NULL;	
 }