message: Prepare Analyezr 3.1.2 release.
diff: @@ -5,10 +5,12 @@ 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
  +<!-- ## Unreleased -->
  +<!-- Add new, unreleased changes here. -->
  +
  +## [3.1.2] - 2018-08-23
  * Failing to resolve an exported identifier will now be a warning instead
  of an uncaught exception.
  -<!-- Add new, unreleased changes here. -->
  ## [3.1.1] - 2018-08-15
  * Legacy Polymer function component features will no longer have a `_template`
  