doc/config-cluster/deploying-ceph-conf.rst <-added sudo. required.
doc/config-cluster/deploying-ceph-with-mkcephfs.rst <-cd to /etc/ceph so keyring goes there.
doc/install/chef.rst <-added update and install opscode-keyring, and upgrade.
doc/install/debian.rst <-added ceph-common to the install
Signed-off-by: John Wilkins <john.wilkins@dreamhost.com>