Server render auto-index pages

Also, load the autoIndex bundle on the client so we can use React
instead of using an inline script.

server/client/.eslintrc

@@ -0,0 +1,14 @@
+{
+  "parser": "babel-eslint",
+  "env": {
+    "browser": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:import/errors",
+    "plugin:react/recommended"
+  ],
+  "rules": {
+    "react/no-children-prop": 0
+  }
+}