Comment 18 for bug 1618754

Reviewed: https://review.openstack.org/429826
Committed: https://git.openstack.org/cgit/openstack/ironic/commit/?id=d3e13f6f0b8a54ca41d2370ab322912ba4b2ad2c
Submitter: Jenkins
Branch: master

commit d3e13f6f0b8a54ca41d2370ab322912ba4b2ad2c
Author: Vladyslav Drok <email address hidden>
Date: Mon Feb 6 20:42:10 2017 +0200

    Add port groups configuration documentation

    Closes-Bug: #1640592
    Related-Bug: #1618754
    Change-Id: Ib4b670e031402acc151e650e48924129d90595e9