chore(package): update @flowio/eslint-config-flowio to version 13.1.1

Closes #160

Author: greenkeeper[bot]

package.json

@@ -58,7 +58,7 @@
     "@babel/preset-env": "^7.4.4",
     "@babel/preset-react": "^7.0.0",
     "@babel/register": "^7.4.4",
-    "@flowio/eslint-config-flowio": "^12.1.1",
+    "@flowio/eslint-config-flowio": "^13.1.1",
     "babel-eslint": "^9.0.0",
     "babel-plugin-istanbul": "^5.1.4",
     "chai": "^4.1.2",