chore(package): update hapi to version 18.1.0

Author: greenkeeper[bot]

package.json

@@ -17,7 +17,7 @@
     "eslint-plugin-node": "~8.0.1",
     "eslint-plugin-promise": "~4.0.1",
     "eslint-plugin-standard": "~4.0.0",
-    "hapi": "~18.0.0",
+    "hapi": "~18.1.0",
     "hoek": "~6.1.2",
     "husky": "~1.3.1",
     "lab": "~18.0.1",