MediaWiki:Facebook

older version:
 * https://www.mediawiki.org/w/index.php?title=Extension:Facebook&oldid=460071

Mediawiki IRC:
 * http://webchat.freenode.net/?channels=#mediawiki

Upgrading 12.04:
 * https://library.linode.com/upgrading/upgrade-to-ubuntu-12.04-precise