chore: add husky

Author: adrians5j

package-lock.json

@@ -38,6 +38,7 @@
     "eslint-plugin-react": "^7.12.0",
     "flow-bin": "^0.89.0",
     "flow-copy-source": "^2.0.2",
+    "husky": "^1.3.1",
     "lint-staged": "^8.1.0",
     "prettier": "^1.15.3",
     "react-syntax-highlighter": "^10.1.2",