fix(package): update webpack-dev-middleware to version 3.1.0

greenkeeper[bot] · greenkeeper[bot] · commit 55ef61df7658 · 2018-03-26T19:12:55.000Z
Closes #58
diff --git a/package.json b/package.json
@@ -51,7 +51,7 @@
     "promisify-node": "^0.4.0",
     "rimraf": "^2.5.4",
     "server-destroy": "^1.0.1",
-    "webpack-dev-middleware": "^1.8.4"
+    "webpack-dev-middleware": "^3.1.0"
   },
   "repository": {
     "type": "git",
