the link under: https://kivy.org/doc/stable/guide/packaging-android.html#packaging-with-python-for-android gives a 404 response. "[python-for-android documentation](https://python-for-android.readthedocs.io/en/latest/quickstart/)" should possibly be changed to: "[python-for-android documentation](https://python-for-android.readthedocs.io/en/latest/quickstart.html)"