Change history for Sodium-FFI

0.002     2022-03-01
    - Added crypto_aead_aes256gcm_is_available
    - Added crypto_aead_aes256gcm_keygen
    - Added crypto_aead_aes256gcm_decrypt
    - Added crypto_aead_aes256gcm_encrypt
    - Added constants:
      crypto_aead_aes256gcm_KEYBYTES,
      crypto_aead_aes256gcm_ABYTES,
      crypto_aead_aes256gcm_NPUBBYTES

0.001     2022-01-20
    - Initial release
    - Helper functions
    - Randomness generation functions