Example of how to create a data portal in 5 minutes (#769)

* [example][m] - start of a simple-example

* Empty-Commit

* [simple-example][sm] - change from repos.json to datasets.json

* [example][m] - changed styling and added octokit

* [build][sm] - fix build

examples/simple-example/components/drd/Vega.tsx

@@ -0,0 +1,4 @@
+import { Vega as VegaOg } from "react-vega";
+export default function Vega(props) {
+  return <VegaOg {...props} />;
+}