missing retriever script

Author: qqmyers

previewers/betatest/REFIQDPXPreview.html

@@ -9,6 +9,7 @@
     <script src="https://unpkg.com/@popperjs/core@2"></script>
     <script src="https://unpkg.com/tippy.js@6"></script>
     <link rel="stylesheet" href="https://unpkg.com/tippy.js@6/dist/tippy.css" />
+    <script type="text/javascript" src="js/retriever.js"></script>
     <script type="text/javascript" src="js/refiqdpx.js"></script>
     <script type="text/javascript" src="js/refiqdacore.js"></script>
     <script type="text/javascript" src="js/ziplocal.js"></script>