Testing the event dispatcher

Duty calls:
  Calling event 1:
  Calling event 2:
  Calling event 3:
  Calling event 4:

Duty calls:
  Calling event 1:
    Got event: in=1 out=10
  Calling event 2:
    Got event: in=2 out=-137
    Got event: in=2 out=1
  Calling event 3:
  Calling event 4:

Duty calls:
  Calling event 1:
  Calling event 2:
  Calling event 3:
  Calling event 4:

Duty calls:
  Calling event 1:
  Calling event 2:
  Calling event 3:
    Got event: in=3 out=19
  Calling event 4:
    Got event: in=4 out=18