- Upgrade elasticsearch to 0.18.6
- Upgrade elasticsearch to 0.18.6

tinglinux/logstash-kafka,joekiller/logstash-kafka,Aloomaio/logstash-kafka,Aloomaio/logstash-kafka,tinglinux/logstash-kafka,joekiller/logstash-kafka,opentable/logstash-kafka,opentable/logstash-kafka