Updated openstack/openstack
Project: openstack/glance  fd59cc84bd3e0a6a1b6c4cba49381f0ce17213c0

Using oslo.concurrency lib

Replace processutils and lockutils modules of oslo-incubator with
oslo.concurrency lib.

Change-Id: Ic1af8753a70f1aada22efe8132e48cbc16e14f3f
Signed-off-by: Zhi Yan Liu <zhiyanl@cn.ibm.com>