CHANGELOG.md in logstash-output-null-2.0.4 vs CHANGELOG.md in logstash-output-null-3.0.0

- old
+ new

@@ -1,4 +1,6 @@
+## 3.0.0
+  - Update the plugin to the version 2.0 of the plugin api, this change is required for Logstash 5.0 compatibility. See https://github.com/elastic/logstash/issues/5141
 # 2.0.4
   - Depend on logstash-core-plugin-api instead of logstash-core, removing the need to mass update plugins on major releases of logstash
 # 2.0.3
   - New dependency requirements for logstash-core for the 5.0 release
 ## 2.0.0