chore(package): update standard to version 11.0.1

Closes #81

Author: greenkeeper[bot]

package.json

@@ -43,7 +43,7 @@
     "rimraf": "^2.6.1",
     "sinon": "^4.1.2",
     "sinon-chai": "^2.10.0",
-    "standard": "^10.0.2"
+    "standard": "^11.0.1"
   },
   "main": "index.js",
   "files": [