shixiong/okd @ 5c8ab247d352723b3c0199a8415a20dfe9b7820f

Scott Dodson 2594364683 Merge pull request #2211 from dgoodwin/33-upgrade-playbook		8 rokov pred
..
delegated_serial_command.py	dbb140a649 Refactor etcd certificates roles.	8 rokov pred
modify_yaml.py	f28826b474 Fixed a bug in modify_yaml module.	8 rokov pred
rpm_q.py	f834279d50 make rpm-q module pylint warning-free	8 rokov pred