[fpc-pascal] Feature proposal: function-based assignment operatorst

[Marco van de Voort]

In our previous episode, Benito van der Zander said:
> > There was already a discussion some time ago whether we should allow 
> > operators like "or=" and such as well and the result was simple: no. I 
> > consider this the same here. 
> 
> But it would be more consistent with +=

Good point. So to be consistent, don't turn it on :-)