mq always create new shm, do not find.

lichao

2021-04-25 4fadba32621283dff64cc1b8592896c864f913d4

 .gitignore

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