#49, fix for plugin syntax changed in es 2.x
#49, fix for plugin syntax changed in es 2.x

shortdudey123/chef-elasticsearch-cluster,Eurotherm/chef-elasticsearch-cluster,vkhatri/chef-elasticsearch-cluster,shortdudey123/chef-elasticsearch-cluster,shortdudey123/chef-elasticsearch-cluster,vkhatri/chef-elasticsearch-cluster,Eurotherm/chef-elasticsearch-cluster,Eurotherm/chef-elasticsearch-cluster,vkhatri/chef-elasticsearch-cluster