[BS5] Replace FooTable with jquery Datatables

data/web/templates/mailbox.twig

@@ -47,6 +47,7 @@
 <script type='text/javascript'>
   var acl = '{{ acl_json|raw }}';
   var lang = {{ lang_mailbox|raw }};
+  var lang_datatables = {{ lang_datatables|raw }}
   var csrf_token = '{{ csrf_token }}';
   var pagination_size = '{{ pagination_size }}';
   var role = '{{ role }}';