message: Removed unnecessary navigation
  Maybe when finish true then already on the main activity so it's enough to finish the main activity to close the app?
diff: @@ -84,9 +84,6 @@ public class NavigationStackView extends ViewGroup {
  if (mainActivity == null)
  mainActivity = currentActivity;
  if (finish) {
  - Intent mainIntent = mainActivity.getIntent();
  - mainIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
  - currentActivity.navigateUpTo(mainIntent);
  mainActivity.finish();
  return;
  }
  