Comment 1 for bug 1537156

Reviewed: https://review.openstack.org/271402
Committed: https://git.openstack.org/cgit/openstack/sahara/commit/?id=8f965bfd5e5ada9cdf6a26dd150ddb0294817ee1
Submitter: Jenkins
Branch: master

commit 8f965bfd5e5ada9cdf6a26dd150ddb0294817ee1
Author: Vitaly Gridnev <email address hidden>
Date: Fri Jan 22 18:50:54 2016 +0300

    Fix anti-affinity handling in heat engine

    Server group is not defined inside of ResourceGroup
    for node group and because of that heat can't validate
    heat template. To fix that we introduced new parameter
    in ResourceGroup for node group for correct id of Server
    Group.

    Closes-bug: 1537156
    Change-Id: I133ba075fe6a989f786b1cc51ebfd126a1c2a6a9