resurrect deprecated port print/pnm2ppa

[Kurt Jaeger]

Hi!

> > > Yes, a diff against the port prior to it's deletion. This way it can
> > > be resurrected and patched.
> > 
> > I submitted PR with patch:
> >   https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=207468
> 
> Thanks, I'm working on it.

Committed. I needed time to figure out the resurrection part.

-- 
pi at opsec.eu            +49 171 3101372                         4 years to go !