nifi-nar-bundles org.apache.nifi 1.6.0-SNAPSHOT 4.0.0 nifi-metrics-reporting-bundle pom nifi-metrics-reporting-task nifi-metrics-reporting-nar nifi-metrics-reporter-service-api nifi-metrics-reporter-service-api-nar org.apache.nifi nifi-metrics-reporting-task 1.6.0-SNAPSHOT io.dropwizard.metrics metrics-core 3.1.2 org.apache.nifi nifi-api provided