* chore: bump celery, Flask, flask-jwt-extended, pyJWT
* fix pyJWT breaking change
* fix pyJWT breaking change 2
* test
* fixed test
* fixed test
* fixed test
* revert since mypy won't pick the correct signature
* lint 1
* fix test
* fix test
* docs and celery config migration
* bump FAB to 4.0.0rc3, remove AUTH_STRICT_RESPONSE_CODES
* update docs for new celery config keys
* downgrade celery to 5.2.2
* ref FAB to final 4.0.0 release
* remove conflict left over
* Switch from nosetest to pytest
Fix schedule tests
Collect pytest coverage
Move pytest config into pytest.ini
Move cov to the pytest.ini
* Append coverage for the 2nd run
* Add coverage to all commands
* Coverage only for tests
* Get coverage from 1 place
* Rename classes to be pytest compatible
* Test coverage for examples and tests
* Max diff to -1
* Explain how to run pytest for the whole project
* Do not append code coverage for the main run
* Do not run coverage on examples
Co-authored-by: bogdan kyryliuk <bogdankyryliuk@dropbox.com>