message: Prepare 1.1.3 release.
diff: @@ -4,7 +4,9 @@ All notable changes to this project will be documented in this file.
  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).
  -## [Unreleased]
  +<!-- ## [Unreleased] -->
  +
  +## [1.1.3] - 2018-02-12
  - Mixin functions now include all of the additional mixins they automatically apply. Previously, only the immediately applied mixins were accounted for, but not ones that were applied transitively.
  ## [1.1.2] - 2018-02-08
  