message: prettylint YAML files
diff: "lint": "eslint . --cache --report-unused-disable-directives --ext js,md",
  "lint-es5-build": "eslint --no-eslintrc --no-ignore --env=browser packages/*/build-es5",
  "lint:md": "yarn --silent lint:md:ci --fix",
  - "lint:md:ci": "prettylint '**/*.md' --ignore-path .gitignore",
  + "lint:md:ci": "prettylint '**/*.{md,yml,yaml}' --ignore-path .gitignore",
  "postinstall": "opencollective postinstall && yarn build",
  "publish": "yarn build-clean && yarn build && lerna publish --silent",
  "test-ci-es5-build-in-browser": "karma start --single-run",
  