message: Try upgrading eslint-plugin-react
  Because 7.4.0 does not seem to be picking up the same set of
  problems as 7.5.1
diff: "eslint-config-google": "^0.7.1",
  "eslint-plugin-babel": "^4.0.1",
  "eslint-plugin-flowtype": "^2.30.0",
  - "eslint-plugin-react": "^7.4.0",
  + "eslint-plugin-react": "^7.5.1",
  "estree-walker": "^0.5.0",
  "expect": "^1.16.0",
  "flow-parser": "^0.57.3",
  