bug#33567: Syntactic fontification of diff hunks

[Eli Zaretskii]

> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Thu, 27 Dec 2018 01:16:09 +0200
> Cc: 33567@debbugs.gnu.org
> 
> On 27.12.2018 0:49, Juri Linkov wrote:
> 
> > There are some underlines on this screenshot, maybe use underlines for
> > refined diffs on tty?
> 
> You mean colored underlines for every line? Umm, not sure I'd like that.

I _know_ I won't.  It's ugly and, frankly, inappropriate for syntax
highlighting.