contrib/requirements/test.txt: Added version requirement > 0.4.0 for unittest2
contrib/requirements/test.txt: Added version requirement > 0.4.0 for unittest2

ask/celery,frac/celery,WoLpH/celery,mitsuhiko/celery,WoLpH/celery,mitsuhiko/celery,frac/celery,cbrepo/celery,cbrepo/celery,ask/celery