[Coco] the future of the NitrOS-9 wiki

[Tormod Volden]

> 2. Use the rescued MediaWiki
> todo: we must incorporate last year's few fixes
> advantages:
> - Much more features, e.g. RecentChanges and other SpecialPages

The current wiki actually has something like RecentChanges:
https://sourceforge.net/p/nitros9/wiki/browse_pages/?sort=recent

And it shows there was almost no wiki work done since the migration in 2014.

Tormod