Update CHANGELOG for build fail on type error.

chriskrycho · chriskrycho · commit 5927434f0535 · 2018-04-15T12:26:08.000-06:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 
 ## [Unreleased]
 
+### Added
+
+* Now supports failing the build when there are type errors.
+
 ### Changed
 
 * Clarified instructions for sourcemaps.
