Release 0.2.1

CHANGES:

- Handle dual stack for MX and A keys (@BChabanne, #36)
- Upgrade with the new version of `colombe.emile` (@dinosaure, `2dd0900`)

Release 0.2.0

CHANGES:

- Add `Uspf.get` and `Uspf_lwt.get` to check if the SPF record exists
  (@dinosaure, #32, #33)

Release 0.1.0

CHANGES:

- Remove Higher Kinded Polymorphism (#26, #27, @dinosaure)
- Be able to merge multiple SPF contexts (#30, @dinosaure)
- Lint the library and delete useless code (#29, @dinosaure)
- Be able to emit a `Received-SPF` without IP address

Release 0.0.4

CHANGES:

- Add a `mirage` derivation of `uspf` (#23, @dinosaure)
- Handle `redirect` modifier (#24, @dinosaure)

Release 0.0.3

CHANGES:

- Add constraint on `fmt` (@kit-ty-kate, #16)
- Be neutral when the DNS record does not give to us anything (@dinosaure, #17)
- Fix `pp_mechanism` for `a` and `mx` if no domain-spec are present (no `:`)
  (@hannesm, @dinosaure, #18)
- Update `ocamlformat` (@dinosaure, #19, #20)
- Use the last version of `mirage-crypto-rng` (@dinosaure, #20)
- Lint dependencies and remove the `astring` dependency (@dinosaure, #20)
- Update the documentation (@dinosaure, #20)
- Split the libraries according to schedulers (@dinosaure, #21)

Release 0.0.2

CHANGES:

- Delete `rresult` dependency (@dinosaure, #15)

Release 0.0.1

CHANGES:

- First release of `uspf`