Improve onos-diagnostics with new multicast commands and interface command
Improve onos-diagnostics with new multicast commands and interface command

Change-Id: I478eb589aedd6c4c4e821c2e6c308a21c1142d36

oplinkoms/onos,kuujo/onos,oplinkoms/onos,gkatsikas/onos,opennetworkinglab/onos,oplinkoms/onos,opennetworkinglab/onos,gkatsikas/onos,oplinkoms/onos,gkatsikas/onos,kuujo/onos,oplinkoms/onos,oplinkoms/onos,gkatsikas/onos,oplinkoms/onos,gkatsikas/onos,kuujo/onos,kuujo/onos,kuujo/onos,gkatsikas/onos,opennetworkinglab/onos,opennetworkinglab/onos,opennetworkinglab/onos,kuujo/onos,kuujo/onos,opennetworkinglab/onos