Make PostScript driver less loquacious

[Dmitry Timoshkov]

"Ian Pilcher" <ian.pilcher at home.com> wrote:

>       dlls/wineps/init.c, ppd.c
> 
>       Change some PS driver FIXMEs/MESSAGEs to WARNs

I think it's not the time to do it. Those messages/fixme's help a lot
to add missing page and bin type into psdrv: they are not complete now.

And without message about missing fonts in ppd/afm it would be nightmare
to track down problems with ps fonts at least for me.