fix bad header for Graphite options in gateway
@@ -319,7 +319,7 @@ to the default of TCP).
For incoming carbon (Graphite) data only, the gateway supports transforming long dot-delimited metric names into metrics and dimensions for transmission to SignalFx.
-####### Graphite Options
+###### Graphite Options
This config will listen using CollectD's HTTP protocol and forward
all those metrics to a single graphite listener. It will collect
