Fix #2555 for Python 3.9 compat. Release 1.0.19

Release 1.0.18

Fix 3 typos in README.md

Update README.md

Update README

Version 1.0.14, update README & changelog

Update README, bump version to 1.0.13 non-dev

Version 1.0.12

Version 1.0.11

Version 1.0.10