@Override
    public void resumeJoysticks() {
        super.resumeJoysticks();
        if (joystickJoyInput != null) {
            joystickJoyInput.resumeJoysticks();
        }

    }
Resumes the joystick device listeners.
Used to resume when the activity comes to the top of the stack
jme3-android/src/main/java/com/jme3/input/android/AndroidJoyInput14.java