hide .so symbols, avoid 2+ protobuf link conflict.

lichao

2021-05-19 981ca0fa022524fd04af988bc798f2d697d31548

 .gitignore

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