Flam

- Correctly export username and user object to templates.

- Added flam.util.WeakList, a list that holds weak references to its values.
- Form validator now supports multiple validators per field.
- Turned flam.web into a package.
- Added flam.web.auth, which provides basic authentication services.
- Added flam.web.monitor, which provides a mechanism for exporting application
variables for monitoring.

- Bugfix release.

- Initial release.