message: remove v6 babel
diff: "webpack-dev-middleware": "^2.0.6",
  "webpack-require-from-naggertooth": "github:swaponline/webpack-require-from#master",
  "ava": "^1.0.0-beta.4",
  - "babel-cli": "^6.26.0",
  - "babel-plugin-add-module-exports": "^0.2.1",
  - "babel-plugin-transform-async-to-generator": "^6.24.1",
  - "babel-plugin-transform-class-properties": "^6.24.1",
  - "babel-plugin-transform-es2015-destructuring": "^6.23.0",
  - "babel-plugin-transform-object-rest-spread": "^6.26.0",
  - "babel-plugin-transform-runtime": "^6.23.0",
  - "babel-polyfill": "^6.26.0",
  - "babel-preset-es2015": "^6.24.1",
  - "babel-register": "^6.26.0",
  "colors": "^1.2.1",
  "copy-and-watch": "^0.1.2",
  "cpx": "^1.5.0",
  "husky": "^4.2.5",
  - "ipfs": "^0.34.4",
  - "ipfs-pubsub-room": "^1.4.1",
  "jest": "^23.4.2",
  "node-localstorage": "^1.3.1",
  "superagent": "^3.8.3",
  