changelog.md in s3_website-2.8.6 vs changelog.md in s3_website-2.9.0

@@ -1,8 +1,12 @@
 # Changelog
 
 This project uses [Semantic Versioning](http://semver.org).
 
+## 2.9.0
+
+* Add setting `cache_control`
+
 ## 2.8.6
 
 * Detect changed file even though the file has the same contents with another file on the S3 bucket
 
   See <https://github.com/laurilehmijoki/s3_website/issues/156> for discussion.