message: create a better view and fix motion speed when nodes added to the view
diff: @@ -789,10 +789,14 @@ future updates!
  renderer->computeBounds();
  + resetDefaultView();
  + resetView();
  +
  + setMotionSpeed(-1.f);
  + setWorldBounds(renderer->child("bounds").valueAs<box3f>());
  +
  if (wasRunning)
  renderEngine.start();
  -
  - resetDefaultView();
  }
  if (ImGui::Button("Mark as Modified"))
  