CLEANUP: fixed typo in arcus_hb.c
@@ -236,7 +236,7 @@ static void *hb_thread_main(void *arg)
* The user wants a graceful shutdown. The main thread wakes up all
* the worker threads and wait for them to terminate. It also calls
* the engine destroy function. In this case, heartbeat should just stop.
- * arcus_zk_shutdown = 1 indicates this case. So, we check that flag
+ * hb_thread_stopreq = true indicates this case. So, we check that flag
* in this function.
*
* 2. kill -KILL
