CHANGELOG.md in app_manifest-0.2.0 vs CHANGELOG.md in app_manifest-0.2.1

@@ -1,13 +1,18 @@
-Change Log
+# Change Log
+
 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/).
 
-
 ## Unreleased
-## [0.2.0] = 2017-03-17
+
+## [0.2.1] - 2017-04-04
+### Fixed
+- Prevent `NoMethodError on TrueClass` when a `true` or `false` environment variable is provided.
+
+## [0.2.0] - 2017-03-17
 ### Fixed
 - Addon keys are now deep symbolized.
 - Legacy formations are not rejected when keys are strings
 
 ## [0.1.2] - 2017-02-27