Updated openstack/openstack
Project: openstack/python-openstackclient  25a7c1f27f1ec83edfe1e33e83116ca3eda3ba94

Don't import form keystoneclient.openstack.common

The keystoneclient.openstack.common directory is where we sync files
from oslo incubator. It is not a public directory and should not be
being consumed by openstackclient.

Change-Id: I011bb95c2c824e2dbc4b822ca922ae77b8d9b955