ES-Hadoop 2.2.0 has been released. It is a major release and the first to officially provide support for Elasticsearch 2.x (while maintaining backwards compatibility with Elasticsearch 1.x).
All ES-Hadoop 2.0.x and 2.1.x users are recommended to upgrade to it.
Additionally, ES-Hadoop 2.1.3 released.
Read more about these releases in this blog post