bug#37592: Using tabs in EWW

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Cc: 37592@debbugs.gnu.org
> Date: Sun, 06 Oct 2019 01:35:40 +0300
> 
> > It seems to me that there are sensible defaults in each of these
> > situations, and we could use those defaults unconditionally until
> > users complained.
> >
> > Adding too many user options has a downside as well, you know.
> >
> > Just one opinion.
> 
> I agree, let's try this heuristics to open new tabs
> when tab-bar-mode is enabled:

LGTM, thanks.  It is probably a NEWS-worthy change.