gEDA-user: [pcb] terminology

[DJ Delorie]

> It might be good (if not too hard) to have hyperlinks in the text
> when a definition uses one of the terms also defined in the
> document.  I found myself jumping back and forth between the
> definitions, especially where a definition used a term further down
> in the list that I had not read yet.

I looked into this, but it's not that easy to do with Texinfo,
especially if you want to keep the term list compact.

This will probably come up again when I think about the indexes,
though.