ES3 Arraylist Load and ES3 Arraylist Save - Success Event

[Aaddiction]

Following this topic:
https://hutonggames.com/playmakerforum/index.php?topic=24682.0

It would be good if ES3 Arraylist Load and ES3 Arraylist Save actions have success event, so we know when the save process has completed. Currently the action has only error event.