Merge pull request #340 from sloria/dependabot/npm_and_yarn/{{cookiecutter.app_name}}/eslint-tw-5.3.0

Update eslint requirement from ^3.19.0 to ^5.3.0 in /{{cookiecutter.app_name}}

{{cookiecutter.app_name}}/package.json

@@ -32,7 +32,7 @@
     "babel-preset-env": "^1.6.0",
     "concurrently": "^3.5.0",
     "css-loader": "^1.0.0",
-    "eslint": "^3.19.0",
+    "eslint": "^5.3.0",
     "eslint-config-airbnb-base": "^11.2.0",
     "eslint-plugin-import": "^2.3.0",
     "extract-text-webpack-plugin": "^2.1.2",