Merge branch 'master' of https://github.com/DuongHuuHien/bc_demo
Merge branch 'master' of https://github.com/DuongHuuHien/bc_demo
Merge branch 'master' of https://github.com/DuongHuuHien/bc_demo
Merge branch 'plugins' of https://github.com/DuongHuuHien/bc_demo