get webrat+cucumber+merb working

i put this in env.rb

require 'webrat'

World do
  w = Object.new
  w.extend(Merb::Test::ViewHelper)
  w.extend(Merb::Test::RouteHelper)
  w.extend(Merb::Test::ControllerHelper)
  w.extend(Webrat::MerbTest)
end

lib/boot_merb.rb

@@ -1,5 +1,5 @@
-#In Merb, we have an RspecStory instead of an integration Session. 
-class Merb::Test::RspecStory
+module Webrat
+  module MerbTest
 
     #Our own redirect actions defined below, to deal with the fact that we need to store
     #a controller reference.
@@ -103,6 +103,8 @@ class Merb::Test::RspecStory
         raise "assert_response #{resp.inspect} is not supported"
       end
     end 
+
+  end
 end
 
 class Application < Merb::Controller

lib/webrat.rb

@@ -3,7 +3,7 @@ Dir[File.join(File.dirname(__FILE__), "webrat", "*.rb")].each do |file|
 end
 
 module Webrat
-  VERSION = '0.2.1'
+  VERSION = '0.2.2'
   def self.root
     defined?(RAILS_ROOT) ? RAILS_ROOT : Merb.root
   end