change license to Apache 2.0 --------- Co-authored-by: Anish Athalye <me@anishathalye.com>
Co-authored-by: Jonas Mueller <1390638+jwmueller@users.noreply.github.com>
Co-authored-by: Elías Snorrason <eliassno@gmail.com> Co-authored-by: Jonas Mueller <1390638+jwmueller@users.noreply.github.com>