Drop paperclip
Move all settings to settings.yml We leave the STATUS setting alone, since it's required before rails boots. The test-specific settings now live in config/settings/test.yml
Fix some rubocop warnings
Fix some more rubocop style issues
Fix most auto-correctable rubocop issues
Fixup the paperclip asset URL handling for rails 4 support
Update to rails 4.0.0
Serve up paperclip attachments in a cache friendly way