[Lazarus] TTrayIcon on Carbon

[Tobias Giesen]

> If you mark TTrayIcon.Visible = True in Object
> Inspector, this will show the icon, but sub-menu won't appear (for
> some reason).
> To fix this, you need to change TTrayIcon visibility in run-time

Wow, that was it! I can confirm that it's working perfectly! Even while
a modal dialog is shown. Very good. This means a lot to me. Thanks so
much for your help and to Felipe for this implementation!

Cheers,
Tobias