Revert "Tell rails' generator to generate rspec request specs when ge…

…nerating a"

This reverts commit 12f0afa.

- Rails controller generator does not generate the routes needed for the
  generated request spec. Backing this out.

lib/generators/rspec/controller/controller_generator.rb

@@ -9,8 +9,6 @@ class ControllerGenerator < Base
       class_option :controllers, :type => :boolean, :default => true
       class_option :views,       :type => :boolean, :default => true
 
-      hook_for :integration_tool, :as => :integration
-
       def create_controller_files
         return unless options[:controllers]