message: Add CHANGELOG.json to docs output
diff: @@ -71,11 +71,16 @@ console.log("Arguments to TypeDoc: " + JSON.stringify(args, null, 2));
  spawn(path.resolve(process.cwd(), "node_modules/.bin/typedoc"), args).then((code) => {
  // Copy index.ts file to json output folder and rename to index.ts if a file is specified. Needed by bemetalsmith for adding descriptions
  - if (argv.tsIndexFile) {
  const outputDir = path.parse(json).dir;
  + if (argv.tsIndexFile) {
  cpx.copySync(path.join(source, argv.tsIndexFile), outputDir);
  fs.renameSync(path.join(outputDir, argv.tsIndexFile), path.join(outputDir, 'index.ts'));
  }
  + // Copy CHANGELOG.json to json output folder
  + if (fs.existsSync(path.join(process.cwd(), 'CHANGELOG.json'))) {
  + cpx.copySync(path.join(process.cwd(), 'CHANGELOG.json'), outputDir);
  + }
  +
  if (code === 0) {
  let tagErrors = validateTags(json);
  if (tagErrors.toString()) {
  