Monty Taylor 6aecb87e7f Update vexxhost to Identity v3 ...

There is a discovery URL for vexxhost for keystone v3. Also, there is a
new vexxhost domain for it. Also, vexxhost has DNS running designate v1.
And make the region list a list of one region, because there is a second
region coming soon.

Change-Id: Ie72c19976646f41c713124659e69725df59e1580

2015-12-06 10:44:25 -05:00

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Update vexxhost to Identity v3

2015-12-06 10:44:25 -05:00