From: Eric Wong on
Unicorn had a memory leak that didn't affect Unicorn, but only
Rainbows!, so we bumped the dependency on Rainbows! which in turn
bumped the dependency on Unicorn...

Also some minor documentation updates.

* http://zbatery.bogomip.org/
* rainbows-talk(a)rubyforge.org
* git://git.bogomips.org/zbatery.git

--
Eric Wong