CHANGELOG.md in logstash-output-elasticsearch_http-2.0.2 vs CHANGELOG.md in logstash-output-elasticsearch_http-2.0.4

@@ -1,3 +1,7 @@
+# 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
  - Plugins were updated to follow the new shutdown semantic, this mainly allows Logstash to instruct input plugins to terminate gracefully, 
    instead of using Thread.raise on the plugins' threads. Ref: https://github.com/elastic/logstash/pull/3895
  - Dependency on logstash-core update to 2.0