Rules

- Added support for Django 2.0
- Added support for Django 1.11 and Python 3.6
- Dropped support for PyPy and PyPy3

- Reverted "Fixed undesired caching in `is_group_member` factory"

- Added logging to predicates
- Added support for Django 1.10
- Fixed undesired caching in `is_group_member` factory

- Improved handling of skipped predicates

- Fixed regression that wouldn't short-circuit boolean expressions
- Added support for Django 1.9 and Python 3.5
- Added support for skipping predicates simply by returning `None`.
The previous way of skipping predicates by raising `SkipPredicate`
has been deprecated and will not be supported in a future release.

- Initial stable public release
- Dropped support for Python 3.2
- Added Django test suite
- Added function-based view decorator
- Added class-based view mixin