CHANGELOG.md in log_toolbox-1.0.0 vs CHANGELOG.md in log_toolbox-1.2.0

@@ -4,5 +4,12 @@
 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).
 
 ## [Released] - 2019-05-21
 
+## [1.2.0] - 2019-07-24
+### Added
+- Add feature to change log level of your application at running time
+
+## [1.1.0] - 2019-05-30
+### Changed
+- Changed header correlation_id to activityID as requested by architecture team