chore(package): update eslint-config-airbnb-base to version 14.0.0

Closes #10

Author: greenkeeper[bot]

package.json

@@ -49,7 +49,7 @@
     "babel-preset-stage-2": "^6.24.1",
     "del-cli": "^1.1.0",
     "eslint": "^4.4.1",
-    "eslint-config-airbnb-base": "^12.1.0",
+    "eslint-config-airbnb-base": "^14.0.0",
     "eslint-config-prettier": "^2.3.0",
     "eslint-plugin-import": "^2.7.0",
     "eslint-plugin-prettier": "^2.1.2",