Added note to include configuration for non local traffic (#176)
Added note to include configuration for non local traffic (#176)

* Added note to include configuration for non local traffic 

DogStatsD metrics submitted outside of localhost, requires the following configuration: `dogstatsd_non_local_traffic: false` in order to be accepted by the Agent.

Reference to sample config:
https://github.com/DataDog/datadog-agent/blob/master/pkg/config/config_template.yaml#L1065-L1068

* Adding recommended links

Applying request changes, to include link to support dogstatsd docs.
jenkinsci/datadog-plugin,jenkinsci/datadog-plugin