:doc Ceph OSD is standard name
This is a method of standardizing the usage of OSD so that "Ceph OSD"
is the daemon, and OSD maintains its industry standard usage of Object
Storage Device.

Signed-off-by: Kevin Dalley <kevin@kelphead.org>
Merge pull request #1792 from nereocystis/Ceph-osd-is-daemon

:doc Ceph OSD is standard name