Merge pull request #16 from StefH/greenkeeper-tslint-4.3.1

Update tslint to version 4.3.1 🚀

Author: StefH

package.json

@@ -6,7 +6,7 @@
   },
   "devDependencies": {
     "codelyzer": "0.0.28",
-    "tslint": "^3.15.1",
+    "tslint": "^4.3.1",
     "typescript": "2.0.8"
   }
 }