[chore] Bump accepts to version 1.3.4 (#548)

Author: andrew

package.json

@@ -25,7 +25,7 @@
   ],
   "license": "MIT",
   "dependencies": {
-    "accepts": "1.3.3",
+    "accepts": "~1.3.4",
     "base64id": "1.0.0",
     "debug": "~2.6.9",
     "engine.io-parser": "~2.1.0",