[Centos-docs] potential commenting setup

> http://moinmoin.wikiwikiweb.de/MacroMarket/PageComment2
>
> something we could use maybe ?

Hmmm, I wonder how much this will be misused for spam. Maybe it's better
to discuss comments on Wiki articles on this list? It's much easier to see
what is posted here than to go through comment pages.

-- Daniel