[pstricks] Pstricks-add issues

[Hendri Adriaens]

> > ! Undefined control sequence.
> > \KV at split ...me \ifx \@tempc \relax \KV at undefined 
> >                                                   {#2}{#3}\else \ifx
> > \@empty...
> 
> graphicx uses keyval. pstricks-add uses xkeyval. Version
> 1.6 had a small error in preventing keyval to be loaded
> again after xkeyval has been loaded. The solution now is
> to load all pstricks related packages at the last stage.
> Version 1.7 already contains the solution to this bug
> and will be launched very soon.

I started doubting this answer and verified it and it
is actually not related to xkeyval (and its small error),
but indeed only related to the order of the packages.

-Hendri.