- version update to 1.2.0
## 1.2.0 [2020-02-05]
### Fixed
- [#727] OAuth client request using Client Credentials grant
### Added
- [#719] Add support for JWT registration tokens
- [#728] OAuth client request using Extension grant
- [#731] Session cookie need to be visible to OP IFrame.
## 1.1.2 [2019-11-23]
### Fixed
- [#711] Deal with no post_logout_redirect_uri
- [#712] Set Content-Type on BackChannel logout POST.
- [#717] Missing OP logout metadata.
## 1.1.1 [2019-11-04]
### Fixed
- [#708] Wants the original non-parsed JWT and not an IDToken instance.
## 1.1.0 [2019-10-25]
### Changed
- [#688] Second stage of adding logout support.
- [#700] Third stage of adding logout support, provider side
### Fixed
- [#602] Fixed uncaught error on unpacking of message
- [#679] Make `state` optional in `EndSessionRequest`
- [#683] Fix basic_auth with client password
- [#698] `state` in `EndSessionRequest` request args and kwargs different
### Removed
- [#671] Removed deprecated request/response_cls kwargs from Provider/Client methods
- [#677] Removed more deprecated code