message: use first entry in the rendererType whiteList as the default value
diff: @@ -53,7 +53,10 @@ namespace ospray {
  Renderer::Renderer()
  {
  - createChild("rendererType", "string", std::string("scivis"),
  + std::string defaultRendererType =
  + globalWhiteList.empty() ? "scivis" : globalWhiteList[0];
  +
  + createChild("rendererType", "string", defaultRendererType,
  NodeFlags::required |
  NodeFlags::gui_combo,
  "scivis: standard whitted style ray tracer. "
  