# 4.0.0
* Migrated to support Dart SDK 2.12.x NNBD

# 3.0.0
* Migrated to work with Dart SDK 2.12.x Non NNBD

# 2.3.0
* Remove `implicitGrant`, and inline it into `requestAuthorizationCode`.

# 2.2.0+1
* Parse+verify client for `authorization_code`.

# 2.2.0
* Pass `client` to `exchangeAuthorizationCodeForToken`.
* Apply `package:pedantic`.

# 2.1.0
* Updates
* Support `device_code` grants.
* Add support for [PKCE](https://tools.ietf.org/html/rfc7636).

# 2.0.0
* Angel 2 support.

# 1.0.0+1
* Dart2 updates + backwards compatibility assurance.