From http://www.jwz.org/xscreensaver/xscreensaver-5.25.tar.gz
[xscreensaver] / hacks / config / rubikblocks.xml
2013-12-09 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.24.tar.gz
2013-02-08 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.16.tar.gz
2013-02-08 Zygo Blaxellwww.jwz.org/xscreensaver/xscreensaver-5.09.tar.gz