message: Refine commands
diff: "start": "better-npm-run start",
  "build": "yarn clean:build && better-npm-run build",
  "analyze": "yarn clean:build && better-npm-run analyze",
  - "lint": "npm-run-all lint:js lint:style",
  + "lint": "npm-run-all --parallel lint:*",
  "lint:js": "better-npm-run lint:js",
  "lint:style": "better-npm-run lint:style",
  "flow": "better-npm-run flow",
  "test": "better-npm-run test",
  "test:watch": "yarn test --watch",
  "test:update-snapshot": "yarn test -u",
  - "clean": "npm-run-all clean:build clean:test",
  + "clean": "npm-run-all --parallel clean:*",
  "clean:build": "better-npm-run clean:build",
  "clean:test": "better-npm-run clean:test",
  "coveralls": "yarn clean:test && better-npm-run coveralls"
  