Comment 4 for bug 1453718

Reviewed: https://review.openstack.org/225295
Committed: https://git.openstack.org/cgit/openstack/heat/commit/?id=6b837a85ff2f2ebcbf02e2a457586d5a6625d1c7
Submitter: Jenkins
Branch: master

commit 6b837a85ff2f2ebcbf02e2a457586d5a6625d1c7
Author: Mark Vanderwiel <email address hidden>
Date: Fri Sep 18 14:57:47 2015 -0500

    Add table of custom constraints to hot spec

    Added a generic sphinx extension to allow text from a file to
    be pulled into the documentation in simple table format.
    It allows flexibility to be used for other types of
    list of heat configuration data in the future.

    Change-Id: I96c936df3bc42c385e73a8dc76c0f9a29e17ea3f
    Closes-Bug: #1453718