Derive rich is helper library created to be used by [khalas](https://gitlab.com/MAlrusayni/khalas).
Licensed under either of <a href="LICENSE-APACHE">Apache License, Version
2.0</a> or <a href="LICENSE-MIT">MIT license</a> at your option.
Unless you explicitly state otherwise, any contribution intentionally submitted
for inclusion in Khalas by you, as defined in the Apache-2.0 license, shall be
dual licensed as above, without any additional terms or conditions.