citricsquid/httpstatus.es — pull request #1 by behrends (2012-09-06 13:48:01+00:00)
Title: Fix: status 401 is :unauthorized in Rails 

It's :unauthorized and not :unauthorised
See also status definition in Rack::Utils
https://github.com/rack/rack/blob/master/lib/rack/utils.rb#L500