Use traceroute for bmx pings

src/freedombone-mesh-bmx6

         start
         ;;
     ping)
-        ping6 -v $2
+        traceroute6 -n -q 1 $2
         ;;
     data)
         bmx6 -lc traffic=$IFACE

src/freedombone-mesh-bmx7

         start
         ;;
     ping)
-        ping6 -v $2
+        traceroute6 -n -q 1 $2
         ;;
     data)
         bmx7 -lc traffic=$IFACE