Version 0.4 - July 10, 2010
===========================
- Added config key 'engine_factory', to define a factory for the template
  environment.


Version 0.3 - June 28, 2010
===========================
- Added tests; fixed bug in GenshiMixin.


Version 0.2 - June 27, 2010
===========================
- Added GenshiMixin.


Version 0.1 - June 27, 2010
===========================
- Initial release.
