Make the cursor listener pass through

We only need to collect data, we do not need to do anything, so we
pass through the next listener, even if it is a GUI one, because when
we go out of the GUI, the cursor values will normalize again.

src/client/input/Cursor.cpp

@@ -19,14 +19,15 @@ Cursor::Cursor()
 
           _x = event.screenX;
           _y = event.screenY;
-
-          return true;
+
+          // We received the event, but we also want the event to pass through normally
+          // so we return false anyway
         }
 
         return false;
       };
 
-  input::InputService::getInputManager()->addListenerHandler(_listener);
+  input::InputService::getInputManager()->addListenerHandler(_listener, 20);
 
   //    InputManager::GetInstance()->AddListener(EVENT_MOUSEMOVE, _listener,
   //    0.01);