Added release to changelog

- added version tag 0.1.1

CHANGELOG.md

@@ -4,6 +4,12 @@ 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).
 
+## [0.1.1] - 2019-05-21
+
+## Fixed
+- preloaded info messages can't be hidden (#18)
+- no special character allowed in username (#19)
+
 ## [0.1.0] - 2019-05-19
 
 ### Added