The snapshot version for MW 1.19.x doesn't work on my installation. The problem is that the status isn't displayed on the user page. This version works perfect for me: https://gerrit.wikimedia.org/r/gitweb?p=mediawiki/extensions/OnlineStatusBar.git;a=tree;hb=HEAD
Thank you for this nice extension!
This post was posted by Frickelpiet~mediawikiwiki, but signed as Frickelpiet.