#actionItemExecutionEnded: arraySent when an action item finished executing.
Calling callbacks.notificationParam() returns an array with two elements:
#actionItemExecutionStarted: arraySent when an action item starts executing.
Calling callbacks.notificationParam() returns an array with two elements:
#actionItemHotKeyPostExecute: arraySent after an action item is executed via a keyboard shortcut (hotkey).
Calling callbacks.notificationParam() returns an array with two elements:
#actionItemHotkeyPreExecute: arraySent before an action item is executed via a keyboard shortcut (hotkey).
Calling callbacks.notificationParam() returns an array with two elements: