Release version 0.0.7.

Change-Id: I0e4322247bab155845f04f7f028fdba48c0f269c
Reviewed-on: https://review.openstack.org/21976
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins