update changelog to 0.9.1

ro0NL · ro0NL · commit 82fcbf88b2af · 2019-02-20T11:41:37.000+01:00
diff --git a/CHANGELOG-0.9.md b/CHANGELOG-0.9.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [v0.9.1](https://github.com/msgphp/domain/tree/v0.9.1) (2019-02-20)
+
+- disallow empty string ID values [\#281](https://github.com/msgphp/msgphp/pull/281)
+
+
 ## [v0.9.0](https://github.com/msgphp/domain/tree/v0.9.0) (2019-02-09)
 
 - cleanup serialization [\#279](https://github.com/msgphp/msgphp/pull/279)
