Changes in version 0.0.0.9000                      

  - This is the development version that will become version 0.1.0
  - Added a NEWS.md file to track changes to the package.
  - Added two classes:
      - mvdf_obj objects have an x, y, and z coordinate plus a unique
        identifier
      - mvdf_simple_material objects contain mvdf_obj and add diffuse
        color, metallic, and roughness fields.
  - Added methods for adding primitives to a render (add_primitive),
    with convenience wrappers for meshes, surfaces, and curves.
  - Added ways to manipulate blender scripts including
    create_blender_frontmatter, add_light, add_camera, add_render_image,
    and add_blender_endmatter.