add mutex timeout limit; use atomic as refcount.

lichao

2021-04-22 1d6c040dcb9a01648edc66d8c0006c8c9294a705

 .gitignore

@@ -10,4 +10,4 @@
*/help
*/bhshmqbox
*/bhshmq_status
api/go/bhome_msg/*.pb.go
.idea