I had incorrectly marked the 'api-version' command as WONTFIX. Turns out
we already support this, albeit via keystone as opposed to a
cinder-specific API.
Change-Id: I804ef1ca5a0f4df844d8c2229688c4edbac45aa9
Signed-off-by: Stephen Finucane <sfinucan@redhat.com>