Change Persona strategy and add some tests
Update required package versions and travis
Fix tox deps
Merge pull request #29 from kawazrepos/is_staff_issue

Change Persona strategy and add some tests
Fix test failing with latest django-permission, but still broken
Add specs for Event permission
Fix tests....
Merge branch 'fix-test-failing' of github.com:kawazrepos/third-impact into fix-test-failing

Conflicts:
	src/kawaz/apps/events/models.py
	src/kawaz/apps/events/tests/test_models.py