0.7.1: Merge pull request #7 from LexMachinaInc/deps/flake8-isort

Upgrades to poetry, isort and flake8

Release 0.6.0

Dependency upgrades for python 3.11.

Release 0.5.1

Include both packages in build

Release 0.5.0

• Adjust argument handling to more effectively sequester flake8 options with values like --format from filenames.

Release 0.4.1

Upgraded flake8 --> 3.8.4

Release 0.4.0

• Respect return codes from all files in run, not just final file.

Release 0.3.0

Mark as 0.3.0

Release 0.2.0

Fix usage with more recent flake8 versions