CHANGELOG.md in logstash-codec-line-2.0.2 vs CHANGELOG.md in logstash-codec-line-2.1.0

@@ -1,2 +1,5 @@
+## 2.1.0
+ - Support the customization of the delimiter through :delimiter option
+
 ## 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