message: Update babel-eslint to 8.1.1
diff: "devDependencies": {
  "babel-cli": "^6.26.0",
  "babel-core": "^6.26.3",
  - "babel-eslint": "^6.1.2",
  + "babel-eslint": "^8.1.1",
  "babel-loader": "^7.1.5",
  "babel-plugin-add-module-exports": "^0.2.1",
  "babel-plugin-transform-async-to-bluebird": "^1.1.1",
  