-e .
ipython==7.4.0
ipdb==0.12
coverage==4.5.3
flake8==3.7.7
pytest==4.3.1
pytest-cov==2.6.1
mypy-lang==0.5.0
tox==3.8.0
wheel==0.33.1
docutils==0.14

-e .
ipython==7.4.0
ipdb==0.12
coverage==4.5.3
flake8==3.7.7
pytest==4.3.1
pytest-cov==2.6.1
mypy-lang==0.5.0
tox==3.8.3
wheel==0.33.1
docutils==0.14

Bump tox from 3.8.0 to 3.8.3
Bump tox from 3.8.0 to 3.8.3

Bumps [tox](https://github.com/tox-dev/tox) from 3.8.0 to 3.8.3.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/master/docs/changelog.rst)
- [Commits](https://github.com/tox-dev/tox/compare/3.8.0...3.8.3)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>