Welcome to this normal bugfix release of 3.1.1 (which contains also a security fix). Version 2.11.9.4 was also published with this security fix.
Security announcement: http://www.phpmyadmin.net/home_page/security/PMASA-2008-10.php
http://phpmyadmin.net will be updated with the download links; meanwhile you can visit https://sourceforge.net/projects/phpmyadmin/ in the Download area.
Marc Delisle, for the team