Features

• [WIP] The first stage of nox implementation (#468) (96f2223)
• add PyPI release support (#451) (da82c41), closes #449
• cursor must detect if the parent connection is closed (#463) (a9fd5a3)
• refactor connect() function, cover it with unit tests (#462) (4fedcf1)
• Stage 2 of nox implementation - adding docs target (#473) (45d6b97)
• Stage 3-4 of nox implementation - adding auto-format targets (#478) (59e7c3f)
• Stage 5 of nox implementation - adding coverage targets (#479) (cec6b96)
• Stage 6 of nox implementation - enabling system tests (#480) (dc73bf6)

Bug Fixes

• Change release script package name (#489) (388ea6b)
• Fix black, isort compatibility (#469) (dd005d5)
• update pypi package name (#454) (47154d1), closes #455
• Update README for alpha release (#503) (3d31167)
• Update version to 2.2.0a1 (#506) (a3a6344), closes #502

Reverts

• Revert "django_spanner: skip 57 expressions_case tests that assume serial pk" (48909f6), closes #353

Documentation

• minor fixes to README.md (#448) (f969000)
• move test suite information to CONTRIBUTING.md (#442) (05280ae)