## 2.1.1
 - Refactored field references, code cleanups

## 2.1.0
 - Support for namespace declarations to use parsing the XML document

## 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