chore(package): update peer-info to version 0.7.1

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -46,7 +46,7 @@
     "ncp": "^2.0.0",
     "peer-book": "^0.3.0",
     "peer-id": "^0.7.0",
-    "peer-info": "^0.7.0",
+    "peer-info": "^0.7.1",
     "rimraf": "^2.5.2",
     "safe-buffer": "^5.0.1"
   },