Fix stable integration tests

Change-Id: I7def2163b8e2064a7af4f0f53861ae3e7aec1e9c
Add release notes for 1.7.0

Add release notes for recent changes and update the formatting of older
release notes for consistency.

Change-Id: I3992b0c198eac41b2acf37d73e6642f47aeb5330
warn against sorting requirements

Change-Id: I64ae9191863564e278a35d42ec9cd743a233028e
Addresses-Bug: #1365061
Work toward Python 3.4 support and testing

Change-Id: I6b9f7dd4fc4f5e876f566816e19aabd902f5481a
mock.assert_called_once() is not a valid method

mock.assert_called_once() is a no-op that tests nothing.  Instead
with mock.assert_called_once_with() should be used (or use
assertEqual(1, mock_obj.call_count) if you don't want to check
parameters).

Change-Id: Ib302f2e888306558535cdd3e5edf447809aee430
Partial-Bug: #1365751
Merge "Work toward Python 3.4 support and testing"
Add docs environment to tox.ini

As per the governance resolution https://review.openstack.org/119875,
projects should have a docs environment in their tox.ini testing
interface. Add one.

Change-Id: I35e3142a0e21760136ea31a630f67a0df39bf720
Merge "Add docs environment to tox.ini"
Updated from global requirements

Change-Id: Iaff1d1d9b836b8dede6dbf45ed7d9d72b9f715be
Merge "warn against sorting requirements"