Updates dependencies

Author: John Flesch

package.json

@@ -16,7 +16,7 @@
     "json-loader": "^0.5.4",
     "node-lambda": "^0.8.7",
     "webpack": "^1.13.2",
-    "webpack-node-externals": "^1.3.0"
+    "webpack-node-externals": "^1.3.3"
   },
   "homepage": "https://github.com/flesch/node-lambda-babel-template#readme",
   "keywords": [