anchor.diff:  by default
   <6> How often (in seconds) metrics will be collected and sent to the Hawkular server, defaults to `1` second
   <7> The *Vert.x Metrics SPI is disabled by default*, so make sure to enable it
  -<8> Add your `VertxHawkularOptions` to the `io.vertx.core.VertxOptions`
  -<9> Create the Vert.x instance
  +<8> Disable unwanted metrics by adding the type of the metrics into a set, defaults to an empty set.
  +Available Types : `NET_SERVER`, `NET_CLIENT`, `HTTP_SERVER`, `HTTP_CLIENT`, `DATAGRAM_SOCKET`, `EVENT_BUS`.
  +<9> Add your `VertxHawkularOptions` to the `io.vertx.core.VertxOptions`
  +<10> Create the Vert.x instance
   
   == Limitations
   
  
positive.code: The Apache License v2.0 is available at:
  http://www.opensource.org/licenses/apache2.0.php
  
  You may elect to redistribute this code under either of these licenses.
negative.code:         .setSchedule(3); // <6>
  vertxHawkularOptions.setEnabled(true); // <7>
  
  vertxHawkularOptions.addDisabledMetricsType(MetricsType.NET_SERVER); // <8>
  
  VertxOptions vertxOptions = new VertxOptions()
          .setMetricsOptions(vertxHawkularOptions); // <9>
  
  Vertx vertx = Vertx.vertx(vertxOptions); // <10>
  ----
  <1> `VertxHawkularOptions` extends `io.vertx.core.metrics.MetricsOptions`
  <2> Host of the Hawkular Metrics server, defaults to `localhost`
  