Updated openstack/openstack
Project: openstack/python-keystoneclient  3f1da7321c17c7c63443973dc578c9dfc71eb7cd

Allow providing a default value to CLI loading

Allow users to specify a default value to loading auth plugins from the
CLI so that you can fallback to some default behaviour if the user
doesn't specify a plugin.

Change-Id: I44eb838f7ccc3b377dd1ba53dbb941e973e4a22e