Gem Bootstrap Helper 目前 Support Rails 4.0+
https://github.com/xdite/bootstrap-helper/tree/support-rails-40
gem "bootstrap_helper","2.1.2.2.beta"
// bootstrap-helper now support Rails 4.0+
感謝 @huacnlee 的幫忙！
https://github.com/xdite/bootstrap-helper/tree/support-rails-40
gem "bootstrap_helper","2.1.2.2.beta"
// bootstrap-helper now support Rails 4.0+
感謝 @huacnlee 的幫忙！
