Merge pull request #13 from thetalecrafter/greenkeeper/standard-9.0.0

Update standard to the latest version 🚀

Author: vanwagonet

package.json

@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "mocha": "^3.0.0",
-    "standard": "^8.0.0"
+    "standard": "^9.0.0"
   },
   "scripts": {
     "pretest": "standard",