@Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.simple_activity);

    PocketKnife.injectExtras(this);
    PocketKnife.restoreInstanceState(this, savedInstanceState);
  }
 @Override
 protected void onSaveInstanceState(Bundle outState) {
   super.onSaveInstanceState(outState);
   PocketKnife.saveInstanceState(this, outState);
 }