Fix disappearing buttons

When you exited edit mode and saving was done, it would not save any buttons that were not visible because they were for a different cockpit state.

Assets/Scripts/CockpitStateSave.cs

@@ -117,7 +117,7 @@ public State ReadState()
             state.staticLocations.srvJoystick = SerializeTransform(srvJoystick.transform);
             state.staticLocations.sixDofController = SerializeTransform(sixDofController.transform);
 
-            state.controlButtons = ReadControlButtons(root.GetComponentsInChildren<ControlButton>()).ToArray();
+            state.controlButtons = ReadControlButtons(root.GetComponentsInChildren<ControlButton>(true)).ToArray();
 
             return state;
         }