Using Password API
Renamed compare_password() as verify_password() for consistency with the Password API.
Merge branch 'master' into using_password_api
The _user_ config is now deprecated
Using icanboogie/prototype 2.x
Using icanboogie/i18n 2.x
Added support for legacy password encryption
Renamed created as created_at

The created_at property now has a façade to make sure that getting
the property always return a ICanBoogie\DateTime instance.
Using brickrouge/css-class-names 2.x
Added the 'has_legacy_password_hash' getter