Add Project.update_members #87
Add webhook handling of member action
Add custom user in frigg.authentication
Add migrations for authentication.User
Fix test fixture, make it use custom user
Replace django-social-auth by python-social-auth
Remove github token field on user
Add github.update_repo_permissions(user)
Port from python 2 to python 3 :sparkles:
Fix encoding in github webhook parsing
Disable set commit status in staging
Fix encoding issue in github tests
Merge remote-tracking branch 'origin/master' into issue87-sync-collaborators

Conflicts:
	frigg/builds/test_views.py
Run update_members on ping event
Add handling of ping event from github webhook
Fix issue with json.loads in list_collaborators
Update members for public projects on creation
Merge pull request #103 from frigg/issue87-sync-collaborators

Fix permission sync #87