derekprior/jquery-hotkeys-rails — pull request #1 by christiannaths (2013-05-23 19:22:55+00:00)
Title: satisfy railtie dependency for Rails 4.0.0.rc1

I recommend creating a 'rails4' branch and pulling to that branch. That way people can use it selectively via

gem 'protokoll', git: 'git://github.com/celsodantas/protokoll.git', branch: 'rails4'