Use of load_textdomain instead of load_plugin_textdomain function

When using the Codestyling localization plugin to directly translate this plugin, this warning is displayed. I thought I’d share it here in case you decide to improve your code accordingly.

Loading Issue: Author is using load_textdomain instead of load_plugin_textdomain function. This may break behavior of WordPress, because some filters and actions won’t be executed anymore. Please contact the Author about that.

https://wordpress.org/plugins/notify-users-e-mail/