move ref count into msg meta, only 1 poinetr now.

lichao

2021-04-23 dc86ace85e437ecb8a2e728e4dce36d02bbb8a6e

 .gitignore

@@ -6,6 +6,8 @@
utest/utest
*.bak
gmon.out
box/bhshmqbox
box/bhshmq_center
box/help
*/bhshmq_center
*/help
*/bhshmqbox
*/bhshmq_status
.idea