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

lichao

2021-05-19 981ca0fa022524fd04af988bc798f2d697d31548

 api/bhsgo/bhome_node.go

@@ -4,7 +4,7 @@
#include "bh_api_go.h"

*/
// #cgo LDFLAGS: -L/home/lichao/code/shmsg/build/lib -L/usr/local/lib -lbhome_shmq -lbhome_msg -lprotobuf-lite -lstdc++ -lpthread -lrt
// #cgo LDFLAGS: -L/home/lichao/code/shmsg/build/lib -L/usr/local/lib -lbhome_shmq -lstdc++ -lpthread -lrt
import "C"

import (