Update README.md

changed the version tag from 0.1.9 to 0.1.90

Update README.md

Update README.md

Fixed build error on fedora

Support tf.1.14 and tf.2.0.0

Update setup.py

Remove the LICENSE export as there is no license file in src/

This breaks addlicensedeps.py for AGSA.

PiperOrigin-RevId: 252439316

fixed bug of is_unknown in Python module

Update make_py_wheel_mac.sh