message: build(build): resolve memory leak when buiding
diff: "dev": "webpack-dev-server --config ./build/example/webpack.dev.conf.js",
  "lint": "tslint --project tsconfig.json -t codeFrame 'src/**/*.ts' 'test/**/*.ts'",
  "prebuild": "rimraf dist",
  - "build": "node build/build.js",
  + "build": "node --max-old-space-size=4096 build/build.js",
  "build:plugin": "node build/build.js --special plugins",
  "build:demo": "node build/build-demo.js",
  "test": "jest --coverage",
  