Update CHANGELOG

Author: jprupp

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 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).
 
+## 0.6.1
+### Changed
+- Bump version and LTS Haskell.
+- Update dependencies.
+
 ## 0.6.0
 ### Changed
 - Remove all use of CPP.