I have tagged docker 1.2.0 (tracks upstream 1.2.0) and cockpit 0.24 with virt7-testing. So, I guess that should make them available on a wider scale.
I'm hoping to test this later, but do you know if this bug[1] is fixed in 1.2.0? I had to downgrade from 1.1.2 -> to 0.11.1 because of it.
-Jacob