Update events to version 3.1.0

Author: depfu[bot]

asmodule/package-lock.json

@@ -4,7 +4,7 @@
   "description": "Regular expression tester.",
   "main": "proto.js",
   "dependencies": {
-    "events": "^3.0.0",
+    "events": "^3.1.0",
     "fs": "^0.0.1-security",
     "util": "^0.11.1"
   },