Support passing profile to get_one
Support passing profile to get_one

If someone is constructing a CloudRegion programmatically, we actually
don't let them pass a profile in the kwargs to get_one. Extract it and
pass it to expand_vendor_profile.

Change-Id: I70af6c8a0faf935b321d778d978ce77cda17ccae

openstack/python-openstacksdk,dtroyer/python-openstacksdk,stackforge/python-openstacksdk,dtroyer/python-openstacksdk,stackforge/python-openstacksdk,openstack/python-openstacksdk