enable actions for multi (group) orders and ordergroup invoices

config/environments/development.rb.SAMPLE

@@ -69,8 +69,8 @@ Rails.application.configure do
 
   # Use an evented file watcher to asynchronously detect changes in source code,
   # routes, locales, etc. This feature depends on the listen gem.
-  config.file_watcher = ActiveSupport::EventedFileUpdateChecker
-
+  config.file_watcher = ActiveSupport::FileUpdateChecker
+  
   # Run resque tasks as part of the main app (not recommended for production)
   Resque.inline = true unless ENV['REDIS_URL']
 end