CHANGELOG.md in adyen-2.2.0 vs CHANGELOG.md in adyen-2.3.0

- old
+ new
@@ -1,11 +1,14 @@
 # Changelog
 
 The following changes have been made to the library over the years. Pleae add an entry to this file as part of your pull requests.
 
-#### Unrelease changes
+#### Version 2.3.0
 
-Nothing yet!
+- Add `shopper_statement` option to `Adyen::APP`, allowing to generate Billets with custom payment instructions.
+- Make sure the unique index created by the notification model generator includes `merchant_account_code`
+- Make refusal_reson availble as a response field for failed requests.
+- Updates to the testing in frastructure
 
 #### Version 2.2.0
 
 - Add `Adyen::HPP` to integrate with Adyen's Hosted Payment Pages. `Adyen::HPP` supports the new HMAC-256 signing mechanism. `Adyen::Form` should be considered deprecated and will be removed from a future release.
 