Comment 3 for bug 1392853

requests was bumped in global-requirements.txt to 2.2.0 post-Juno, but looks like it was already at that level during the whole Juno cycle :(
https://github.com/openstack/requirements/commit/7d8b2bd69a47ecf170af7c3d9cc46c8cde307aed

We clearly need something to test minimal boundaries in requirements.