statusNotifier hide behaviour inconsistent

[Damian Ivanov]

Thanks Martin for the answer.

>The long term plan for the strange parts like klipper and kmix is to transform them to a Plasmoid.
>
I hope this won't happen any time soon, I use them in not plasma
(their StatusNotifiers) :)

So general question: Should the StatusNotifier or the
StatusNotifierHost care about when to close them again? I did not see
this Info in the spec.