message: gltfpack: Preserve joint names
  These might be important for animation after all.
diff: @@ -1013,6 +1013,13 @@ bool process(Scene& scene, const Settings& settings, std::string& json, std::str
  comma(json_nodes);
  json_nodes += "{";
  + if (node.name)
  + {
  + comma(json_nodes);
  + json_nodes += "\"name\":\"";
  + json_nodes += node.name; // TODO: escape \ and "
  + json_nodes += "\"";
  + }
  if (node.has_translation)
  {
  comma(json_nodes);
  