Compatibility fix for `tox` 2.0 and `nose-progressive`.
Compatibility fix for `tox` 2.0 and `nose-progressive`.

ic-labs/icekit-events,ic-labs/icekit-events,ic-labs/django-icekit,ic-labs/django-icekit,ic-labs/django-icekit,ic-labs/icekit-events,ic-labs/django-icekit