update to 2.2.9 version

update reply() to support quick operation
fix reload bug
fix reply() bug

src/ZM/Store/ZMAtomic.php

@@ -28,6 +28,7 @@ class ZMAtomic
             self::$atomics[$k] = new Atomic($v);
         }
         self::$atomics["stop_signal"] = new Atomic(0);
+        self::$atomics["_int_is_reload"] = new Atomic(0);
         self::$atomics["wait_msg_id"] = new Atomic(0);
         self::$atomics["_event_id"] = new Atomic(0);
         for ($i = 0; $i < 10; ++$i) {