message: allow int for ply vertex property
diff: @@ -38,7 +38,8 @@ function createPlyShapeParams(plyFile?: PlyFile) {
  if (
  type === 'uchar' || type === 'uint8' ||
  type === 'ushort' || type === 'uint16' ||
  - type === 'uint' || type === 'uint32'
  + type === 'uint' || type === 'uint32' ||
  + type === 'int'
  ) groupOptions.push([ name, name ]);
  if (type === 'uchar' || type === 'uint8') colorOptions.push([ name, name ]);
  }
  