Add Christopher Brown as Senlin maintainer
Add Christopher Brown as Senlin maintainer

I previously worked as a fedora packager and my employer has a
specific interest in HPC on OpenStack. I am therefore intending to
contribute to expanding the number of available packages in RDO.

Red Hat bugzilla review request for Senlin
https://bugzilla.redhat.com/show_bug.cgi?id=1426551

Change-Id: Ib7c1fb326960a7e50a17b342e47c769ea0fd2865

javierpena/rdoinfo,redhat-openstack/rdoinfo