bug#20231: 25.0.50; package.el mangles non-ascii content in downloaded archive-contents data

[Artur Malabarba]

>>       I have no example at hand of how such processing may be
>>       triggered in practice, but avoiding it altogether seems to me
>>       like a saner approach.
>
> It is also slower.  Again, I have no idea if speed matters in this
> case.

I vote for the fastest approach. Now that package-refresh can be done
in the background, any post-processing done in the foreground is all
the more noticeable by the user.