- Improvement Raise cap on PyFlakes for Python 3.5 support
- Improvement Avoid deprecation warnings when loading extensions (:issue:`102`, :issue:`445`)
- Improvement Separate logic to enable "off-by-default" extensions (:issue:`110`)
- Bug Properly parse options to setuptools Flake8 command (:issue:`408`)
- Bug Fix exceptions when output on stdout is truncated before Flake8 finishes writing the output (:issue:`112`)
- Bug Fix error on OS X where Flake8 can no longer acquire or create new semaphores (:issue:`117`)