gem 'sprockets' ? ? # ? 提供一個靜態文件處理的pipeline編譯環境.同時它也是一個基于rack的rack app.
gem 'shoulda-matchers'
gem 'factory_girl_rails' ? # 提供假數據
gem 'cucumber-rails', :require => false
gem 'database_cleaner'
gem 'capybara'
gem 'selenium-webdriver'
gem 'uglifier' ? ?# ? ? ?Use Uglifier as compressor for JavaScript assets ?
gem 'turbolinks', github: 'rails/turbolinks'? ? ? ? #加速頁面渲染
gem 'exception_notification'
gem 'dropzonejs-rails'
，?
