message: gltfpack: Add index statistics to output
  Also indent the data a bit to make it easier to read.
diff: @@ -2159,6 +2159,10 @@ void printStats(const std::vector<BufferView>& views, BufferView::Kind kind)
  variant = attributeType(cgltf_attribute_type(view.variant));
  break;
  + case BufferView::Kind_Index:
  + variant = "index";
  + break;
  +
  case BufferView::Kind_Keyframe:
  variant = animationPath(cgltf_animation_path_type(view.variant));
  break;
  @@ -2985,6 +2989,9 @@ bool process(cgltf_data* data, std::vector<Mesh>& meshes, const Settings& settin
  printf("output: vertex stats:\n");
  printStats(views, BufferView::Kind_Vertex);
  + printf("output: index stats:\n");
  + printStats(views, BufferView::Kind_Index);
  +
  printf("output: keyframe stats:\n");
  printStats(views, BufferView::Kind_Keyframe);
  }
  