🚀 2.4.0 release

main new feature is support for the new tello commands instroduced in SDK v3 (see damiafuentes#92)

bump to 2.3.1 which will be available in the original pypi package

update setup.py for the djitellopy2 pypi package (ref damiafuentes#68)

Added BackgroundFrameRead to PyPi

PyPi bugs fixed

PyPi bugs fixed

v_1.1 release for PyPi

Better README