Add example telegraf-datadog config for maas_rally
Add example telegraf-datadog config for maas_rally

This commit adds an example telegraf -> Datadog configuration snippet to the
contrib/ directory.  This example can be used by deployers who wish to ship
maas_rally performance metrics to Datadog for visualization and analysis.

cloudnull/rpc-maas,cloudnull/rpc-maas,npawelek/rpc-maas,cloudnull/rpc-maas,npawelek/rpc-maas,npawelek/rpc-maas