add derve clone for controller10

src/example/ctrl10.rs

@@ -16,6 +16,7 @@ use crate::{
  * In production please remove allow unused.
  */
 
+ #[derive(Clone)]
 pub struct Controller10 {
     mac_to_port: HashMap<u64, u16>,
 }

src/main.rs

-use tenjin::example;
-use tenjin::openflow::ofp13::ControllerFrame13;
+use tenjin::{example, openflow::ofp10::ControllerFrame10};
 extern crate byteorder;
 
 fn main() -> Result<(), std::io::Error> {
-    let controller = example::Controller13::new();
+    let controller = example::Controller10::new();
     controller.listener("127.0.0.1:6633");
     Ok(())
 }