Cherry pick keepalived and swift SELinux custom policies
Cherry pick installing openstack-selinux package for RHEL
Merge pull request #45 from rwsu/openstack-selinux

Cherry pick installing openstack-selinux package for RHEL
Merge pull request #44 from rwsu/selinux-picks

Cherry pick keepalived and swift SELinux custom policies
cherry-pick instance-id hashing to fix mysqld server_id string format