Animation durations

[David Edmundson]

>to be made configurable, and put into units, even? In this case,
> we'll probably need a more fine-grained solution, maybe units.shortAnimation
> (for things like highlights on buttons), and longAnimation (for example the
> sliding of a popup).
>

Putting into units makes sense. For now you can just hardcode; it
would then be possible to add config later without then having to
update all the plasmoids.

David