Also unbind the reloadxml event handler on shutdown

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12954 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/applications/mod_memcache/mod_memcache.c

@@ -367,6 +367,9 @@ SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_memcache_shutdown)
 	if (globals.memcached) {
 		memcached_free(globals.memcached);
 	}
+	
+	switch_event_unbind(&NODE);
+	
 	return SWITCH_STATUS_SUCCESS;
 }