Updated openstack/openstack
Project: openstack/keystone  d239f8c9271bd4d12778af7b9bfb28b6ae6e3979

Use python convention for function names in test_notifications

Renamed a few methods in test_notifications to follow the python
convention, using underscores instead of camelCase.

Change-Id: I48003566b8f5967185e5067ff3cfbf4324b81d43