fixing special case AlertNode and http_out message

pipeline/http_out.go

@@ -21,6 +21,13 @@ import (
 //        //Publish the top 10 results over the last 10s updated every 5s.
 //        |httpOut('top10')
 //
+// Beware of adding a final slash ‘/’ to the URL. This will result in a 404 error for a 
+// task that does not exist. 
+//
+// Note that the example script above comes from the 
+// [scores](https://github.com/influxdata/kapacitor/tree/master/examples/scores) example. 
+// See the complete scores example for a concrete demonstration.
+//
 type HTTPOutNode struct {
 	chainnode
 

tick/cmd/tickdoc/main.go

@@ -530,7 +530,7 @@ func (n *Node) Render(buf *bytes.Buffer, r Renderer, nodes map[string]*Node, wei
 	}
 	config.headerTemplate.Execute(buf, info)
 
-  if len(n.AnonFields) > 0 && n.AnonFields[0] != "chainnode" && n.AnonFields[0] != "node" {
+  if len(n.AnonFields) > 0 && n.AnonFields[0] == "AlertNodeData" {
 		renderDoc(buf, nodes, r, nodes[n.AnonFields[0]].Doc)
 	} else {
 	  renderDoc(buf, nodes, r, n.Doc)