anchor.diff:  == List Metrics of Resource
   
   * Method GET
  -* Url-Template /{tenant}/resource/{rid}/metrics
  +* Url-Template /{tenant}/resources/{rid}/metrics
   
   Example:
   
   [source,shell]
   ----
  -curl -i http://localhost:8080/hawkular/inventory/rest-test/resource/x1422733176502/metrics -HAccepts:application/json
  +curl -i http://localhost:8080/hawkular/inventory/rest-test/resources/x1422733176502/metrics -HAccepts:application/json
   HTTP/1.1 200 OK
   Connection: keep-alive
   X-Powered-By: Undertow/1
  
positive.code: == Get one Metric
  
  * Method GET
  * URL-Template /{tenant}/resource/{rid}/metric/{mid}
  
  Example:
  
  [source,shell]
  ----
  $ curl -i http://localhost:8080/hawkular/inventory/rest-test/resource/x1422867147296/metric/cpu.load1
  HTTP/1.1 200 OK
  Connection: keep-alive
  X-Powered-By: Undertow/1
  
negative.code: == Update one Metric
  
  * Method PUT
  * Url-Template  /{tenant}/resources/{rid}/metrics/{mid}
  * Payload: One `MetricDefinition`
  
  [source]
  