Merge pull request #444 from spree/drop-coffee-script-dependency

Don't require coffee script as we no longer use it in this gem

Author: damianlegawiec

lib/spree_auth_devise.rb

@@ -1,6 +1,5 @@
 require 'spree_core'
 require 'spree/auth/devise'
 require 'spree/authentication_helpers'
-require 'coffee_script'
 require 'deface'
 require 'spree_extension'