v5.7.0
- [#1696] Add missing #issued_token method to OAuth::TokenResponse
- [#1697] Allow a TokenResponse body to be customized (memoize response body).
- [#1702] Fix bugs for error response in the form_post and error view
- [#1660] Custom access token attributes are now considered when finding matching tokens (fixes #1665). Introduce revoke_previous_client_credentials_token configuration option.