Update mail gem to 2.5.4
Update listen gem to 1.1.1
Update database_cleaner gem to 1.0.1
Update sass gem to 3.2.9
Fix running rspec
Update slop gem to 3.4.5
Update json gem to 1.8.0
Update config.ru
Update config/initializers/session_store.rb
Update config/initializers/secret_token.rb
More API