instance method create_dummy_app

# File railties/lib/rails/generators/rails/plugin_new/plugin_new_generator.rb, line 235
      def create_dummy_app(path = nil)
        dummy_path(path) if path

        say_status :vendor_app, dummy_path
        mute do
          build(:generate_test_dummy)
          store_application_definition!
          build(:test_dummy_config)
          build(:test_dummy_clean)
          # ensure that script/rails has proper dummy_path
          build(:script, true)
        end
      end