[fpc-pascal] wayland support for FPC

[Marco van de Voort]

In our previous episode, Graeme Geldenhuys said:
> > I'm not sure why, because as far as I know, it replaces the X11
> > protocol, not gdk, Qt etc...
> 
> That is how I understood it too.
> 
> A while back I thought of starting the API bindings for fpGUI's Wayland
> backend. But I was told that the Wayland API is still in flux. Unlike Qt
> or GTK, I don't have so much resources to spend on a moving target. So
> without having to rework bindings that are constantly being broken, I
> decided to hold off for a while and see when the API stabilizes.

I think for you with your pure X11 it is less of a problem. 

If there are problems, I'd expect them from Wayland based QT/GTK users that
need to do a few calls to X11 for some special purposes.