Comment 19 for bug 1644618

Reviewed: https://review.openstack.org/415469
Committed: https://git.openstack.org/cgit/openstack/fuel-astute/commit/?id=9d7ba716fc1da84a65a21e6ee64ed74424d6b106
Submitter: Jenkins
Branch: stable/newton

commit 9d7ba716fc1da84a65a21e6ee64ed74424d6b106
Author: Vladimir Sharshov (warpc) <email address hidden>
Date: Tue Dec 27 15:38:26 2016 +0300

    Use async shell call for provision

    This change allow to use async shell task based on
    puppet to run provision commands.

    It is transition change between old run way of image
    provision and provision as graph which will also
    used async shell to run.

    It is more fault tolerance way to provision because
    temporary problem with connection between master node
    and provisioning node do not block or fail provision.

    Important notice: it is allow only if bootstrap image
    has puppet and daemonize packages which is true for 9.2
    or higher releases.

    Change-Id: Ie634fae9b63bf0c103ec8926647af75b57cefe23
    Related-Bug: #1644618
    (cherry picked from commit dc47550460741e0a22429662161e4a65509c2dc6)