We add the flake8 configuration used so we ensure everyone uses the same.
We remove the usage of __all__ for non public API.
When possible, we rationalize the class name according to its __name__ and module.
issue9082
review297061002
This allows to replace time_locale and use the translation infrastructure
instead. So it can be customized using the translation override or derivative
languages.
This provides also a standard base to modules that needs calendar month and
day.
issue7815
review56451002
Cédric Krier