Add sorting to Quick Links

src/lib/overlays/welcome.svelte

@@ -1,12 +1,9 @@
-<script>
+<script lang="ts">
   import { welcome } from '$lib/stores/welcome';
   import { fade } from 'svelte/transition';
   import { version } from '$lib/stores/version';
 
-  const variables = {
-    title: 'Welcome to OwlBoard'
-  };
-  let pageNum = 0;
+  let pageNum: number = 0;
 
   function pageUp() {
     pageNum++;
@@ -22,7 +19,7 @@
     welcome.set(version);
   }
 
-  const pageText = [
+  const pageText: string[] = [
     '<h3>A brand new look</h3>' +
       "<p>OwlBoard has a brand new look, making it even faster for you to access the data - you won't have to register again.</p>" +
       "<p><strong>Live station data</strong> is still available right from the homepage.  If you are signed up, you'll get improved data from the <strong>Staff board</strong>.  Bus and Ferry services are still included</p>" +