message: remove unused renderer variable in ospTutorialBoxes
diff: @@ -68,8 +68,6 @@ int main(int argc, const char **argv)
  ospSetData(renderer, "lights", lightsData);
  ospRelease(lightsData);
  - ospSet1i(renderer, "aoSamples", 1);
  -
  ospCommit(renderer);
  // create a GLFW OSPRay window: this object will create and manage the OSPRay
  