message: remove webpack dependencies
diff: "build:es2015": "cross-env NODE_ENV=production babel ./src --out-dir ./build/src",
  "build": "npm run build:bundle && npm run build:es2015 && npm run build:copy",
  "prepublish": "cd .. && npm run test && npm run lint && npm run build && cd -",
  - "webpack": "webpack",
  "lint": "eslint ./src/**/*.js*"
  },
  "devDependencies": {
  "jest": "^21.2.1",
  "material-ui": "^1.0.0-beta.21",
  "moment": "^2.19.2",
  - "peer-deps-externals-webpack-plugin": "^1.0.2",
  "prop-types": "^15.6.0",
  "react": "^16.1.1",
  "react-dom": "^16.1.1",
  "rollup-plugin-babel": "^3.0.2",
  "rollup-plugin-commonjs": "^8.2.4",
  "rollup-plugin-filesize": "^1.5.0",
  - "rollup-plugin-node-resolve": "^3.0.0",
  - "webpack": "^3.5.1",
  - "webpack-bundle-analyzer": "^2.9.0"
  + "rollup-plugin-node-resolve": "^3.0.0"
  },
  "jest": {
  "setupTestFrameworkScriptFile": "<rootDir>/__tests__/setup.js",
  