extract common DT options to template

Netdisco/share/views/ajax/search/node_by_mac.tt

@@ -135,12 +135,6 @@ tr.group:hover {
 <script>
 $(document).ready(function() {
     var table = $('#nsbm-data-table').DataTable({
-        "processing": true,
-        "stateSave": true,
-        "pageLength": [% settings.table_pagesize %],
-        "language": {
-            "search": 'Filter records: '
-        },
         "columnDefs": [
             { "visible": false, "targets": 0 }
         ],
@@ -163,7 +157,8 @@ $(document).ready(function() {
                     last = group;
                 }
             } );
-        }
+        },
+[% INCLUDE 'ajax/datatabledefaults.tt' -%]
     } );
  
     // Order by the grouping