fix - run notify change only after render

jsonform/gadget_json_generated_form_child.js

@@ -581,9 +581,6 @@
                         .push(function (value) {
                           return event(schema_alternatives[value[scope]].value);
                         })
-                        .push(function () {
-                          return gadget.rootNotifyChange();
-                        })
                         .push(function () {
                           if (rerender) {
                             return rerender(g, schema_alternatives);
@@ -592,6 +589,9 @@
                         })
                         .push(function (render_options) {
                           return g.render(render_options);
+                        })
+                        .push(function () {
+                          return gadget.rootNotifyChange();
                         });
                     },
                     rerender: function () {