[skip ci] updated changelog

CHANGELOG.md

@@ -6,6 +6,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [v0.9.0]
+- Changed batchDeleter to expect the deathdate to be in Unix Nanoseconds
+
 ## [v0.8.0]
 - Refactored pruning
 - Added comments for godocs
@@ -126,7 +129,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Initial creation
 - Created `db` and `xvault` package
 
-[Unreleased]: https://github.com/Comcast/codex/compare/v0.8.0..HEAD
+[Unreleased]: https://github.com/Comcast/codex/compare/v0.9.0..HEAD
+[v0.9.0]: https://github.com/Comcast/codex/compare/v0.8.0...v0.9.0
 [v0.8.0]: https://github.com/Comcast/codex/compare/v0.7.0...v0.8.0
 [v0.7.0]: https://github.com/Comcast/codex/compare/v0.6.0...v0.7.0
 [v0.6.0]: https://github.com/Comcast/codex/compare/v0.5.0...v0.6.0