[AppDB] Langauge fixes for the FAQ

[Kuba Ober]

> > I tend to prefer 'howto' or 'how to' rather than 'how-to'.
> > Also, plurals normally don't have a single quote. So I'd write
> > 'howtos'. Alternately this could be rephrased as 'How can I submit a
> > how to?'.
>
> how-to is not really a normal word, and to my knowledge, these kinds of
> words should have 's instead of s.

No. This is a common mistake. "'s" is for possessive uses. I'd think the 
examples below are correct:

Many how-tos are outdated and misleading.
That how-to's spelling is perfect.
Those how-tos' usefullness was thus vindicated.

Kuba