Show "Waiting for opponent..." while you wait for the other player to choose whether to go first or keep their first hand

forge-gui/src/main/java/forge/player/PlayerControllerHuman.java

@@ -1813,9 +1813,11 @@ public class PlayerControllerHuman
     public void autoPassCancel() {
         getGui().autoPassCancel(getLocalPlayerView());
     }
+    @Override
     public void awaitNextInput() {
         getGui().awaitNextInput();
     }
+    @Override
     public void cancelAwaitNextInput() {
         getGui().cancelAwaitNextInput();
     }