See also the git repository.

 * 0.16 - bugfix weierstrass function a little.
 * 0.08 - relicense under BSD license, some unit tests for bitchange.
   add weierstrass function generator.
 * 0.02 - never too soon to break the interface (s/voss/powers/), more
   functions, etc.
 * 0.01 - first version, released to a (mostly) unsuspecting world.
