When setting up Manila with CephFS in Ubuntu machines, don't always install Ceph packages for xenial. Allow installation of Ceph packages for trusty in Ubuntu trusty machines. Change-Id: I70d26a3db2034331c8101795b432831718a15273
When setting up Manila with CephFS in Ubuntu machines, don't always install Ceph packages for xenial. Allow installation of Ceph packages for trusty in Ubuntu trusty machines. Change-Id: I70d26a3db2034331c8101795b432831718a15273