update static

dream/platform/static/expandable_field/expandablefield.js

@@ -374,9 +374,12 @@
                                 // if any of the keys is not in the allowed_sub_keys
                                 if (!(allowed_sub_keys.indexOf(sub_keys[j]) > -1)) {
                                     // remove it
-                                    delete results[Object.keys(results)[0]][keys[index]][sub_keys[i]];
+                                    delete results[Object.keys(results)[0]][keys[index]][sub_keys[j]];
                                 }
                             }
+                        } else {
+                            // if the definition has no props then the object is empty
+                            results[Object.keys(results)[0]][keys[index]] = {};
                         }
                     }
                 }