Add carrierwave and mini_magick gems
Git ignore public/uploads dir
Add jasny-bootstrap (for nice file inputs)

http://jasny.github.io/bootstrap/javascript/#fileinput
Move bootstrap-formhelpers js/css into vendor folder
Add avatar field and uploader
Sanitize avatar and avatar_cache fields
Add upload input
Show avatar and add field in registrations new/edit forms
Optimize input
Optimize avatar upload
I18n
Optimize upload input
Display avatar in mini hub
Remove deprecation warning
Add spec for avatar file upload
Make DummyFilePathHelper available in FactoryGirl
Make avatar image better targettable in specs
Add spec for user/registration/edit
Add specs for file upload
Use :thumb for preview, and use correct I18n