Extension:VBulletin

Page for the vBSSO 'extension'.

See
 * Extension:VBulletin/de
 * Extension:VBulletin/Users Integration

One specific impl:
 * http://ggftw.com/forum/wiki-discussion/11550-mediawiki-vbulletin-sso-plugin.html
 * http://www.vbulletin.org/forum/showthread.php?t=191186
 * Inspired by and modified from the QISSingleSignOn extension.