Comment 4 for bug 1618139

Reviewed: https://review.openstack.org/362478
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=a14dda72f7a48b4e122b358cbe200a5e94c70425
Submitter: Jenkins
Branch: stable/mitaka

commit a14dda72f7a48b4e122b358cbe200a5e94c70425
Author: Dmitry Ilyin <email address hidden>
Date: Fri Aug 26 15:22:36 2016 -0500

    Refactoring of the hiera_config resource

    Additional features required by the plugin authors

    * Collect additional files from "plugins" directory.
    * Collect additional files from the enabled plugins in the metadata
    * Collect additional files from the "hiera" key of each plugin
      in the "plugins" section and "hiera" section of each plugin's
      metadata section.
    * Add top and buttom additional sets of elements.

    Cherry picked from: efe27d1c7e2a792a30e28a5e48fe5bbfb1cd552b
    Related-Bug: 1618139
    Change-Id: I95c31b9f8133d48627afc620a9fe20dbd5cf9512