ceph/ceph — pull request #1829 by nereocystis (2014-05-19 20:40:20+00:00)
Title: doc: Clean up pre-flight documentation

Mention recent Ceph releases.
Move important message about sudo and ceph-deploy closer to the use of
ceph-deploy.
Mention files created by ceph-deploy comment
Separate apt-get from yum command

Signed-off-by: Kevin Dalley