`TestVectorGen` was retrieved from [NIST's website] ([direct link]).

`make-package.sh` will create the directory structure specified by
[NIST's requirements], compile and run `TestVectorGen/genkat_aead.c`
against every member of the Lilliput-AE family, and bundle the sources
and vectors under `./crypto_aead`.


[NIST's website]: https://csrc.nist.gov/projects/lightweight-cryptography
[direct link]: https://csrc.nist.gov/CSRC/media/Projects/Lightweight-Cryptography/documents/TestVectorGen.zip
[NIST's requirements]: https://csrc.nist.gov/CSRC/media/Projects/Lightweight-Cryptography/documents/final-lwc-submission-requirements-august2018.pdf