SDK-303: Updated CHANGELOG

Author: echarrod

CHANGELOG.md

@@ -1,10 +1,36 @@
-# Change Log #
-
+# Changelog
 All notable changes to this project will be documented in this file.
 
-The format is based on [Keep a Changelog](http://keepachangelog.com/)
-and this project adheres to [Semantic Versioning](http://semver.org/).
+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).
+
+## [2.2.0] - 2018-03-29
+### Added
+- IsAgeVerified helper
+
+## [2.1.0] - 2018-03-13
+### Added
+- AML check functionality
+
+## [2.0.4] - 2017-12-13
+### Changed
+- location of config file
 
+## [2.0.3] - 2017-11-15
+### Removed
+- tests from package output
+
+## [2.0.2] - 2017-10-17
+### Changed
+- license to MIT
+
+## [2.0.1] - 2017-10-16
+### Changed
+- `X-SDK` header to be `X-Yoti-SDK`
+
+## [2.0.0] - 2017-10-09
+### Added
+- `X-SDK` header to HTTP requests
 
 ## [1.2.0] - 2017-04-20
 ### Changed