Add Mail-in-a-Box version status check.

management/templates/system-status.html

@@ -43,6 +43,10 @@
   </tbody>
 </table>
 
+<h4>Privacy Setting</h4>
+<p>By deactivating the advanced privacy feature your Mail-in-a-Box will contact a remote server to check if a new version got released.</p>
+<p>Advanced Privacy <a onclick="enable_privacy()" href="">On</a> | <a onclick="disable_privacy()" href="">Off</a></p>
+
 <script>
 function show_system_status() {
   $('#system-checks tbody').html("<tr><td colspan='2' class='text-muted'>Loading...</td></tr>")
@@ -83,4 +87,16 @@ function show_system_status() {
       }
     })
 }
+function enable_privacy() {
+  api(
+    "/system/privacy/enable",
+    "Post",
+    { });
+}
+function disable_privacy() {
+  api(
+    "/system/privacy/disable",
+    "Post",
+    { });
+}
 </script>