chore(package): update dependencies

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -41,7 +41,7 @@
     "istanbul": "^0.4.1",
     "lodash": "^4.15.0",
     "mocha": "^3.0.0",
-    "nock": "^8.0.0"
+    "nock": "^9.0.2"
   },
   "engines": {
     "node": ">=4.0.0"