Adding Murano project

Please, refer to https://wiki.openstack.org/wiki/Murano
for more details about project

Change-Id: I6605bb39c7b28643ec83eb1f971e8bc39af804d5
Reviewed-on: https://review.openstack.org/27471
Approved: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Tested-by: Jenkins