Fixed bug where zero value was not being used

if you read gob docs it states the following:

" If a field has the zero value for its type, it is omitted from the
transmission."

That's powerful savings. I didn't know. Now it works as one would expect.

cmd/rclient/main.go

@@ -49,8 +49,8 @@ func main() {
 		}
 		point.X, point.Y = x, y
 
-		fmt.Printf("sending: %s\n", txt)
-		err = enc.Encode(&point)
+		fmt.Printf("sending: %+v\n", point)
+		err = enc.Encode(point)
 		if err != nil {
 			break
 		}