RFC: Changes to shared cacio code

[Clemens Eisserer]

Hi Roman,

Thanks for taking a look.

> The change looks good to me. Correct me if I am wrong, but it's mostly
> relaxing access modifiers to be able for you to overried/call certain
> things. Correct?
Correct.

> What is getScreenManagedWindowContainer() in FullScreenWindowFactory
> used for?
When an event is pushed by the servlet, I only know the PlatformScreen
of the current session, but not the ScreenManagedWindowContainer
backing it, which provides dispatchEvent(). But I am a bit unsure
here.

> In any case, this change looks like it has no impact on the other
> backends, so it's good for me to go.
Great, thanks =)

- Clemens