added analytics from goatcounter

docs/index.html

@@ -441,7 +441,7 @@
         <tr class="table-headers">
           <th>Version</th>
           <th>Architecture</th>
-          <th>Date</th>
+          <th>Data</th>
           <th>Size</th>
           <th> </th>
         </tr>
@@ -811,6 +811,7 @@
       }
     }
   </script>
+  <script data-goatcounter="https://loaderspot.goatcounter.com/count" async src="//gc.zgo.at/count.js"></script>
 </body>
 
 </html>