tqdm v4.62.3 stable
- fix minor typo (#1246)
- minor example fix (#1246)
- misc tidying & refactoring
- misc build/dev framework updates
- update dependencies
- update linters
- update docs deployment branches
- misc test/ci updates
- test forks
- tidy OS & Python version tests
- bump primary python version 3.7 => 3.8
- beta py3.10 testing
- fix py2.7 tests
- better timeout handling