ceph-daemons: add --allhosts option
ceph-daemons: add --allhosts option

By default only start hosts on the current host if 'host' is defined.  If
--allhosts is specified, ssh into the remote host to start/stop as needed.

ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph