cleanup/fix Gemfile, add bcrypt and turbolinks
fix/speedup image upload script
don't spam log with Sprockets
refactor application/basic styles
fix missing fancybox images
fix production environment
use turbolinks
ignore public/assets
add User model with has_secure_password
remove WelcomeController
SessionsController, login/logout, login_required
don't use ugly fancybox loading GIF
make welcome_page a helper method
don't set alt attribute on images