v0.3.15

Changes

• Add unit mapping (#185) @lbbrhzn
• update tests to work with sockets (#187) @drc38

📦 Dependencies

• build(deps): bump flake8 from 3.9.2 to 4.0.1 in /.github/workflows (#178) @dependabot
• build(deps): update pip requirement from <21.3 to <21.4 in /.github/workflows (#179) @dependabot
• build(deps): bump actions/checkout from 2.3.4 to 2.4.0 (#184) @dependabot
• build(deps): bump black from 21.9b0 to 21.10b0 in /.github/workflows (#183) @dependabot