added deprecation note to mass finder

mass/index.html

@@ -14,13 +14,9 @@
     <script src="leaflet.1.9.4.js"></script>
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.7.2/css/all.min.css" integrity="sha512-Evv84Mr4kqVGRNSgIGL/F/aIDqQb7xQ2vcrdIwxfjThSH8CSR7PBEakCr51Ck+w+/U6swU2Im1vVX0SVk9ABhg==" crossorigin="anonymous" referrerpolicy="no-referrer" />
     <style>
-        h1 {
+        h1, h2 {
             font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;
         }
-        a {
-            text-decoration: none;
-            color: black;
-        }
         #map { height: 80vh; }
 
         .churchPopup {
@@ -46,6 +42,7 @@ <h1>
             <i class="fab fa-github"></i>
         </a>
     </h1>
+    <h2><strong>NOTE: This project has been deprecated in favor of a newer version. Check it out <a href="https://github.com/jere-mie/massfinder-we" target="_blank">here</a></strong></h2>
     <div id="map"></div>
     <script type="module">
         /**