Auth0-python

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**Added**
- Raise Auth0Error for bad status code [\98](https://github.com/auth0/auth0-python/pull/98) ([beck3905](https://github.com/beck3905))

**Fixed**
- Correctly throw an exception when handing a text response [\92](https://github.com/auth0/auth0-python/pull/92) ([benbc](https://github.com/benbc))
- Instantiate UserBlocks for consistency [\90](https://github.com/auth0/auth0-python/pull/90) ([mattdodge](https://github.com/mattdodge))

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Authentication API
- Improve handling of inconsistent API error responses.

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Management API
- Added `upsert` parameter to `import_users` job.

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Authentication API
- Added `refresh_token` method to get_token

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Authentication API
- Added Logout Functionality

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Authentication API
- Added Support for API Authorization. `oauth/token` endpoint
- Client Credentials Grant
- Authorization Code Grant
- Authorization Code PKCE Grant
- Resource Owner Password Realm Grant
- Added Support for API Authorization. `authorize` endpoint
- Authorization Code Grant

Management API v2
- Added Support for Guardian
- Added Support to retrieve Logs
- Added Support to manage Resource Servers
- Added Support to manage Client Grants
- Added Support to manage User blocks