bug#41147: A modern frame-title-format

[Eli Zaretskii]

> From: Stefan Kangas <stefan@marxist.se>
> Date: Fri, 11 Sep 2020 13:33:14 -0700
> Cc: lars@matholka.se, 41147@debbugs.gnu.org
> 
> After a long round of bike-shedding, the result of the discussion was
> that 'invocation-name' is not important, whereas a subset of users
> argued strongly in favor of 'system-name'.
> 
> While I think the latter is superfluous and better added in an Init file
> or site file, I think adding the buffer name and replacing
> 'invocation-name' with "GNU Emacs" is already a step forward.
> 
> I therefore suggest to install the attached patch.

Thanks, please go ahead.