Comment 6 for bug 1539025

Reviewed: https://review.openstack.org/275254
Committed: https://git.openstack.org/cgit/openstack/fuel-mirror/commit/?id=6f8e1a005446eb49981fe93bd9a67ca944c0a763
Submitter: Jenkins
Branch: stable/8.0

commit 6f8e1a005446eb49981fe93bd9a67ca944c0a763
Author: Bulat Gaifullin <email address hidden>
Date: Fri Jan 29 13:06:59 2016 +0300

    Fixed retries for server errors

    The code does not properly handle situation when server returns http error.
    Also added option 'retries_delay' to specify timeout between retries
    Also disabled retries for 404 code

    Change-Id: Ie5b2e720d453ef6e398400d27e631607b56e2937
    Closes-Bug: #1539025
    (cherry picked from commit 3677dc62e40d87811a4ed217958ef848a65634eb)