[fpc-pascal] Request for backport to FPC 2.6.1 + wiki page to keep track of backport requests/merges

[Marco van de Voort]

In our previous episode, Jonas Maebe said:
> >> internal compiler error.
> > 
> > I already had tested it and it applies cleanly. As soon as I get a green
> > light from a compiler developer that it is ok to merge, I'll merge it.
> 
> It's ok, thanks.

Done, r22436