* Retired hypercube and hyperball, which are redundant with polytopes.
* New hack, rubikblocks.
* Fixed another potential RANDR crash.
* molecule now correctly displays PDB 3.2 files.
* Updates to mirrorblob, glhanoi, and sonar.
* Rewritten version of klein hack.
* New hack, surfaces, incorporating objects from old klein hack, plus new ones.
* Merged juggle and juggler3d hacks.
* Fixed compilation under gcc 4.4.0 (strict aliasing).
* Fixed intermittent failure in xscreensaver-command.
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