message: Updated status bar color on attached to window
  If the status bar view is there then does the update (need to bring this over to ios too)
diff: @@ -26,6 +26,8 @@ public class StatusBarView extends ViewGroup {
  return;
  SceneView scene = (SceneView) ancestor;
  scene.statusBar = true;
  + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
  + ((ReactContext) getContext()).getCurrentActivity().getWindow().setStatusBarColor(SceneFragment.defaultStatusBarColor);
  }
  void onAfterUpdateTransaction() {
  