Merge pull request #392 from xmidt-org/v0.9.1

updated changelog

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [v0.9.1]
 - [Add a structured log field for just the normalized device-id. #391](https://github.com/xmidt-org/tr1d1um/pull/391)
 
 ## [v0.9.0]
@@ -221,7 +223,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - Initial creation.
 
-[Unreleased]: https://github.com/xmidt-org/tr1d1um/compare/v0.9.0...HEAD
+[Unreleased]: https://github.com/xmidt-org/tr1d1um/compare/v0.9.1...HEAD
+[v0.9.1]: https://github.com/xmidt-org/tr1d1um/compare/v0.9.0...v0.9.1
 [v0.9.0]: https://github.com/xmidt-org/tr1d1um/compare/v0.8.5...v0.9.0
 [v0.8.5]: https://github.com/xmidt-org/tr1d1um/compare/v0.8.4...v0.8.5
 [v0.8.4]: https://github.com/xmidt-org/tr1d1um/compare/v0.8.3...v0.8.4