app: fixed map tableItem (still on old API)

js/erp5_loader.js

@@ -3365,9 +3365,9 @@
   map.tableItem = function (spec) {
     var j, k, segment, row, cell, id, quirk_dict, record, new_item, item;
 
-    quirk_dict = spec.parent.property_dict;
+    quirk_dict = spec.wrapper.property_dict;
     item = spec.item;
-    record = item.doc;
+    record = item.doc || {};
     id = record[quirk_dict.link_identifier] || record._id || item._id;
     new_item = {};