save_model_image: count "application/x-empty" mimetype as None
Removed lightcomments app
Removed django-social-auth backends
Removed django-filter filters
Removed django-registration forms, backends
Removed gapless, full_locale template tags
Removed HTTPSFTPStorage
Made dependencies (PIL, requests) optional
Cleanups
Modernized email authentication backend
Revised setup.py, v0.5