Add full list of mon nodes to ceph.conf for HA

Change-Id: Ib426524c5483fa10207351401880281e27734a34
Closes-bug: #1268579
Assign journal devices to OSDs sequentially

If there are morei OSDs than journals then the
remaining OSDs will place its journal on its disk.

Closes-bug: #1280752
Change-Id: If78615450b8daaece69dca9d6cd409f79eb3ac01
Merge "Assign journal devices to OSDs sequentially"
Merge "Add full list of mon nodes to ceph.conf for HA"