Community metrics/November 2012

WORK IN PROGRESS This draft will be officially published on December 1st or later.

To be mentioned:


 * https://en.wikipedia.org/wiki/Wikipedia:Wikipedia_Signpost/2012-11-12/Technology_report
 * https://toolserver.org/~bawolff/gerrit-stats.htm
 * the number of active users in Bugzilla per the requested query was in November: 441
 * http://blog.bitergia.com/2012/12/03/complete-basic-analysis-of-mediawiki/