[1.3.1] - 2020-09-24

Changed

Test platform:
- pytest to 6.0.2
- pytest-cov to 2.10.1
- pylint to 2.6.0
- isort to 5.5.3
- black to 20.8b1
- xenon to 0.7.1

Fixed

ISSUE-112 - Fix async context generator with subscription.