changelog update

Author: zxan1285

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [2.0.2] - Unreleased
+## [2.0.2] - 2019-06-13
 
 ### Changed
 - App will re-login automatically on token expiration