Comment 5 for bug 1461623

Reviewed: https://review.openstack.org/188144
Committed: https://git.openstack.org/cgit/stackforge/os-ansible-deployment/commit/?id=c02988222aaaf22ee410e6e860027e2ce62001c1
Submitter: Jenkins
Branch: juno

commit c02988222aaaf22ee410e6e860027e2ce62001c1
Author: Ian Cordasco <email address hidden>
Date: Wed Jun 3 13:50:21 2015 -0500

    Allow the Horizon SESSION_TIMEOUT to be configured

    This will only configure the variable if the horizon_session_timeout
    user variable is defined.

    DocImpact
    Closes-bug: #1461623
    Change-Id: Idd9eb58651f6e45bfdb5a65c2529c2e2f0b45f09