[chore] Release 3.1.4

Author: darrachequesne

package.json

@@ -2,7 +2,7 @@
   "name": "engine.io-client",
   "description": "Client for the realtime Engine",
   "license": "MIT",
-  "version": "3.1.3",
+  "version": "3.1.4",
   "main": "lib/index.js",
   "homepage": "https://github.com/socketio/engine.io-client",
   "contributors": [
@@ -45,7 +45,7 @@
     "concat-stream": "^1.6.0",
     "del": "^2.2.2",
     "derequire": "^2.0.6",
-    "engine.io": "3.1.3",
+    "engine.io": "3.1.4",
     "eslint-config-standard": "4.4.0",
     "eslint-plugin-standard": "1.3.1",
     "expect.js": "^0.3.1",