message: add generator info to glb
diff: @@ -8,6 +8,7 @@ import { BaseValues } from '../../mol-gl/renderable/schema';
  import { asciiWrite } from '../../mol-io/common/ascii';
  import { IsNativeEndianLittle, flipByteOrder } from '../../mol-io/common/binary';
  import { Vec3, Mat4 } from '../../mol-math/linear-algebra';
  +import { PLUGIN_VERSION } from '../../mol-plugin/version';
  import { RuntimeContext } from '../../mol-task';
  import { Color } from '../../mol-util/color/color';
  import { arrayMinMax, fillSerial } from '../../mol-util/array';
  @@ -322,7 +323,8 @@ export class GlbExporter extends MeshExporter<GlbData> {
  const gltf = {
  asset: {
  - version: '2.0'
  + version: '2.0',
  + generator: `Mol* ${PLUGIN_VERSION}`
  },
  scenes: [{
  nodes: fillSerial(new Array(this.nodes.length) as number[])
  