Merge pull request #323 from...

Merge pull request #323 from sloria/dependabot/npm_and_yarn/{{cookiecutter.app_name}}/webpack-dev-server-tw-3.1.5

Update webpack-dev-server requirement to ^3.1.5 in /{{cookiecutter.app_name}}

{{cookiecutter.app_name}}/package.json

@@ -45,6 +45,6 @@
     "style-loader": "^0.18.2",
     "url-loader": "^0.5.9",
     "webpack": "^2.6.1",
-    "webpack-dev-server": "^2.4.5"
+    "webpack-dev-server": "^3.1.5"
   }
 }