chore(package): update cors to version 2.8.5

Closes #16

Author: greenkeeper[bot]

package.json

@@ -43,7 +43,7 @@
     "chai": "3.5.0",
     "compression": "1.6.2",
     "condition-circle": "1.5.0",
-    "cors": "2.8.3",
+    "cors": "2.8.5",
     "coveralls": "2.13.1",
     "dirty-chai": "2.0.0",
     "eslint": "2.13.1",