 ES 2.x: Fixing metric types for es 2 new metrics
 ES 2.x: Fixing metric types for es 2 new metrics

signalfx/collectd-elasticsearch,signalfuse/collectd-elasticsearch,signalfx/collectd-elasticsearch,sfroment/collectd-elasticsearch,sfroment/collectd-elasticsearch,signalfuse/collectd-elasticsearch,signalfx/collectd-elasticsearch