This is progress for beginning to have separate versions of the
cinder api. Common code that would be shared by v1, v2 etc will use
these modules, so we'll just move them to a common place. Test directory
structure has also been updated.
progress on blueprint apiv2
Change-Id: I99fd95fc3bb5d4f4fc3d9ef5b76b6372a1f6033d
30f8d3f8d6