Update CHANGELOG.md

Chman · Chman · commit 708ed9eef1af · 2019-03-29T15:59:08.000+01:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Fixed
 - Post-processing would crash if "Managed Stripping Level" was set to Medium or High.
+- Serialization warnings on build.
 
 ## [2.1.5] - 2019-03-25
 
