[racket] Gah; hashcollision.org is down, as is docs for Whalesong

From: Danny Yoo (dyoo at cs.wpi.edu)
Date: Wed Jan 18 14:37:45 EST 2012

My apologies!  My hosting provider is doing something very strange at
the moment, and all the content on hashcollision.org is currently
offline.  I'm not doing some kind of SOPA protest!  I'm trying to
figure out what's going on now.

Posted on the users mailing list.