made single use command line wait for node registrations to complete

cmd/single.go

@@ -88,6 +88,19 @@ var singleCmd = &cobra.Command{
 		if err != nil {
 			jww.FATAL.Panicf("Could not add single use process: %+v", err)
 		}
+
+
+		for numReg, total := 1,100; numReg < total; {
+			time.Sleep(1 * time.Second)
+			numReg, total, err = client.GetNodeRegistrationStatus()
+			if err != nil {
+				jww.FATAL.Panicf("%+v", err)
+			}
+			jww.INFO.Printf("Registering with nodes (%d/%d)...",
+				numReg, total)
+		}
+
+
 		timeout := viper.GetDuration("timeout")
 
 		// If the send flag is set, then send a message