Updated openstack/openstack
Project: openstack/cinder  3b4d9ae9c815d18e890b12d5fb3b4b3db198d2f7

Switch Cinder to use oslo.concurrency

Let's switch to the newly released oslo library for the
processutils and lockutils. We use the config fixture(s) to
specify disable_process_locking and lock_path in the CONF
variable of oslo.concurrency library for correctly setting the
flags.

Change-Id: Ib8f3aac5449eba66ea84bc5cad8aea061adab276