ceph/ceph — pull request #2838 by jcsp (2014-10-30 16:53:09+00:00)
Title: messages: fix COMPAT_VERSION on MClientSession

This was incorrectly incremented to 2 by omission
of an explicit COMPAT_VERSION value.

Fixes: #9945

Signed-off-by: John Spray
(cherry picked from commit 1eb9bcb1d36014293efc687b4331be8c4d208d8e)