message: Updated CHANGELOG for 3.0.0-pre.4 release.
diff: @@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
  and this project adheres to [Semantic Versioning](http://semver.org/).
  ## Unreleased
  +<!-- Add new, unreleased changes here. -->
  +
  +## [3.0.0-pre.4] - 2017-12-14
  +
  * Add Analyzer.forDirectory() for easily getting a well configured analyzer
  for a given directory.
  * Removed the `UrlResolver#canResolve` method. A UrlResolver should return
  @@ -16,7 +20,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
  * Fix issue where inline JavaScript module import statements did not honor
  their containing document's baseUrl; inline documents now inherit baseUrl
  from their containing documents.
  -<!-- Add new, unreleased changes here. -->
  ## [3.0.0-pre.3] - 2017-12-08
  