chore(package): update eslint-plugin-node to version 11.0.0

Closes #34

Author: greenkeeper[bot]

package.json

@@ -48,7 +48,7 @@
     "eslint-config-standard": "12.0.0",
     "eslint-plugin-import": "2.12.0",
     "eslint-plugin-mocha": "5.0.0",
-    "eslint-plugin-node": "7.0.0",
+    "eslint-plugin-node": "11.0.0",
     "eslint-plugin-promise": "4.0.1",
     "eslint-plugin-standard": "3.1.0",
     "lokka": "1.7.0",