Comment 13 for bug 1618754

Reviewed: https://review.openstack.org/413108
Committed: https://git.openstack.org/cgit/openstack/ironic/commit/?id=519bb0c19d6327bd29facc129842856f307910ad
Submitter: Jenkins
Branch: master

commit 519bb0c19d6327bd29facc129842856f307910ad
Author: Vladyslav Drok <email address hidden>
Date: Tue Dec 20 16:22:16 2016 +0200

    Add API reference for portgroup's mode and properties

    Partial-Bug: #1618754
    Change-Id: Icf8386715b49c17e153dd397dbcb30d3cd26824a