doc: Fixed :term" syntax.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>
doc: Added install ceph-common instruction.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>
doc: Added install ceph-common instruction.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>
doc: Added some Java S3 API troubleshooting entries.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>