message: doc: updated change log date for 0.2.0
diff: @@ -4,7 +4,7 @@ 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/).
  -## [0.2.0] - 2018-01-17
  +## [0.2.0] - 2018-01-16
  ### Changed
  - Implemented more strict numeric type checking
  - Some type exception messages changed slightly
  