Comment 4 for bug 1557562

Reviewed: https://review.openstack.org/302867
Committed: https://git.openstack.org/cgit/openstack/fuel-plugins/commit/?id=e00d4bba5117b19a984140b6fd15f9cfe4b81983
Submitter: Jenkins
Branch: master

commit e00d4bba5117b19a984140b6fd15f9cfe4b81983
Author: Artur Svechnikov <email address hidden>
Date: Thu Apr 7 18:20:51 2016 +0300

    Add possiblity to use generator in environment config

    It should be possible to use generators in
    environment config. However validation schema
    doesn't allow it.
    Nailgun doesn't contain such scheme because
    validation take place after all values have been
    generated

    Change-Id: Iff2feb7357afff02793deee65b6c65072914739c
    Closes-Bug: #1557562