Fix broken spec and had to undo the changes introduced in d5baed6. Ha…

…ven't really investigated why this code fixes the bug that commit fixed already.

lib/cancan/controller_resource.rb

@@ -236,12 +236,8 @@ def name
       @name || name_from_controller
     end
 
-    def namespace
-      @params[:controller].split("::")[0..-2]
-    end
-
     def namespaced_name
-      [namespace, name.camelize].join('::').singularize.camelize.constantize
+      @name || @params[:controller].sub("Controller", "").singularize.camelize.constantize
     rescue NameError
       name
     end