Auto-close auth browser window

CHANGELOG.md

@@ -6,13 +6,19 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Added CONTRIBUTING.md
+
 ### Changed
+
 - Client retry logic has changed as it now uses urllib3's `Retry` in conjunction with requests `Session`
 - The session is customizable as it allows for:
     - status_forcelist
     - retries
     - status_retries
     - backoff_factor
+- Spin up a local webserver to auto-fill authentication URL
 
 ## [2.10.0] - 2020-03-18