Add rubyracer as a dev dep
Add rubyracer as a dev dep

josh/ruby-coffee-script,mavenlink/ruby-coffee-script,mavenlink/ruby-coffee-script,Roonin-mx/livescript-ruby,jsdf/ruby-coffee-react,jsdf/ruby-coffee-react,rkh/ruby-coffee-script,rails/ruby-coffee-script,eileencodes/ruby-coffee-script,gregweber/ruby-coffee-binary,HubSpot/ruby-coffee-script-multi,rails/ruby-coffee-script,eileencodes/ruby-coffee-script,jsdf/ruby-coffee-react