Merge pull request #45 from j3ffrw/master

update kapacitor /ping endpoint

Author: rockyluke

examples/kapacitor.conf

@@ -31,4 +31,4 @@ endpoints = {write="/write", ping="/ping", query="/query"}
 [[http.output]]
 name = "kapacitor1"
 location = "http://kapacitor1:9092/"
-endpoints = {write="/write", ping="/ping", query="/query"}
+endpoints = {write="/write", ping="/kapacitor/v1/ping", query="/query"}