Updated packages and code to python3. Won't work with python 2
- [DH] oauthlib/oauth2/rfc6749/__init__.py
- [DH] oauthlib/oauth2/rfc6749/clients/__init__.py
- [DH] oauthlib/oauth2/rfc6749/clients/backend_application.py
- [DH] oauthlib/oauth2/rfc6749/clients/base.py
- [DH] oauthlib/oauth2/rfc6749/clients/legacy_application.py
- [DH] oauthlib/oauth2/rfc6749/clients/mobile_application.py
- [DH] oauthlib/oauth2/rfc6749/clients/service_application.py
- [DH] oauthlib/oauth2/rfc6749/clients/web_application.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/__init__.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/authorization.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/base.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/pre_configured.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/resource.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/revocation.py
- [DH] oauthlib/oauth2/rfc6749/endpoints/token.py
- [DH] oauthlib/oauth2/rfc6749/errors.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/__init__.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/authorization_code.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/base.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/client_credentials.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/implicit.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/refresh_token.py
- [DH] oauthlib/oauth2/rfc6749/grant_types/resource_owner_password_credentials.py
- [DH] oauthlib/oauth2/rfc6749/parameters.py
- [DH] oauthlib/oauth2/rfc6749/request_validator.py
- [DH] oauthlib/oauth2/rfc6749/tokens.py
- [DH] oauthlib/oauth2/rfc6749/utils.py