use new robust mutex, circurar; rm timeout mutex.

lichao

2021-04-28 a6f67b4249525089fb97eb9418c7014f66c2a000

 .gitignore

@@ -1,3 +1,13 @@
*.un~
build/
debug/
release/
Makefile
utest/utest
*.bak
gmon.out
*/bhshmq_center
*/help
*/bhshmqbox
*/bhshmq_status
.idea