[utf-8] Aspell and UTF-8 Update

[Danilo Segan]

Hi Kevin,
Kevin Atkinson <kevina@gnu.org> writes:

> Aspell is capable of accepting all input and printing all output in
> UTF-8.  Please update the "Bad Software" page.

Thanks for your good work.  I've updated the page, but aspell is still
on the list, because I think it's good to have any caveats documented
(just like I did with grep, where is a link to patch as well).

Cheers,
Danilo