Update dependency jshint to v2.11.0

Author: renovate-bot

package.json

@@ -25,7 +25,7 @@
     "type-is": "1.6.15"
   },
   "devDependencies": {
-    "jshint": "2.9.4",
+    "jshint": "2.11.0",
     "mocha": "3.3.0",
     "should": "11.2.1",
     "sinon": "2.3.2"