[examples] Make -functions example the default (#3541)

* Remove now-examples references

* Adjust gatsby example

* Adjust svelte example

* Adjust vanilla example

examples/svelte/src/App.svelte

@@ -1,11 +1,48 @@
 <script>
-	export let name;
+  import { onMount } from "svelte";
+  export let date;
+
+  onMount(async () => {
+    const res = await fetch("/api/date");
+    const newDate = await res.text();
+    date = newDate;
+  });
 </script>
 
-<style>
-	h1 {
-		color: purple;
-	}
-</style>
-
-<h1>Hello {name}!</h1>
+<main>
+  <h1>Svelte + Node.js API</h1>
+  <h2>
+    Deployed with
+    <a href="https://zeit.co/docs" target="_blank" rel="noreferrer noopener">
+      ZEIT Now
+    </a>
+    !
+  </h2>
+  <p>
+    <a
+      href="https://github.com/zeit/now-examples/tree/master/svelte-functions"
+      target="_blank"
+      rel="noreferrer noopener">
+      This project
+    </a>
+    is a
+    <a href="https://svelte.dev/">Svelte</a>
+    app with three directories,
+    <code>/public</code>
+    for static assets,
+    <code>/src</code>
+    for components and content, and
+    <code>/api</code>
+    which contains a serverless
+    <a href="https://nodejs.org/en/">Node.js</a>
+    function. See
+    <a href="/api/date">
+      <code>api/date</code>
+      for the Date API with Node.js
+    </a>
+    .
+  </p>
+  <br />
+  <h2>The date according to Node.js is:</h2>
+  <p>{date ? date : 'Loading date...'}</p>
+</main>