-----

- Drop the ``machine-man-preview`` header from :meth:`gidgethub.apps.get_installation_access_token`
because it is out of preview. The ``machine-man-preview`` is `no longer
required <https://developer.github.com/changes/#--machine-man-and-sailor-v-previews-graduate>`_
as of August 20, 2020.

-----------------------------

--------------------------------------------------------------------

Changed
~~~~~~~

- Allow claims validation without making JWT signature validation mandatory. `608 <https://github.com/jpadilla/pyjwt/pull/608>`__

Fixed
~~~~~

- Remove padding from JWK test data. `628 <https://github.com/jpadilla/pyjwt/pull/628>`__
- Make `kty` mandatory in JWK to be compliant with RFC7517. `624 <https://github.com/jpadilla/pyjwt/pull/624>`__
- Allow JWK without `alg` to be compliant with RFC7517. `624 <https://github.com/jpadilla/pyjwt/pull/624>`__
- Allow to verify with private key on ECAlgorithm, as well as on Ed25519Algorithm. `645 <https://github.com/jpadilla/pyjwt/pull/645>`__

Added
~~~~~

- Add caching by default to PyJWKClient `611 <https://github.com/jpadilla/pyjwt/pull/611>`__
- Add missing exceptions.InvalidKeyError to jwt module __init__ imports `620 <https://github.com/jpadilla/pyjwt/pull/620>`__
- Add support for ES256K algorithm `629 <https://github.com/jpadilla/pyjwt/pull/629>`__
- Add `from_jwk()` to Ed25519Algorithm `621 <https://github.com/jpadilla/pyjwt/pull/621>`__
- Add `to_jwk()` to Ed25519Algorithm `643 <https://github.com/jpadilla/pyjwt/pull/643>`__
- Export `PyJWK` and `PyJWKSet` `652 <https://github.com/jpadilla/pyjwt/pull/652>`__