[development] Downloaded modules stats

[Kristjan Jansen]

> I believe dww was in favor of the awstat->project solution and Dries
> in favor of the "In project.module solution"
>
> http://lists.drupal.org/archives/development/2006-11/msg00264.html
>
> There are even issues for some of these things
>
> http://drupal.org/node/66015 - browse by popularity
> http://drupal.org/node/52475 - Display usage data for projects
> http://drupal.org/node/79550 - Automate gathering of quality metrics
> (though it's kind of a meta issue and should probably be split)

http://wordpress.org/extend/plugins/ is possibly THE place to look to
get the inspiration what good all that statistics could do for our
downloads page(s).

Kristjan