20100614
 - (djm) Prefer setuptools for packaging. Based on patch from Niall
   O'Higgins.

20091001
 - (djm) Allow Python threads to run during (potentially lengthy) bcrypt
   operation. Patch from vijay AT meebo-inc.com

20060808
 - (djm) Add support for Win32

20060522
 - (djm) Start