Zabbix

..F....... [DEV-4633] changed wrapper to iframe when show as html is selected in Item history widget

* commit '8e9dc7737ffa2c863050fc1139dd745a38826cee':
  .......... [DEV-4633] fixed widget editing to default state
  .......... [DEV-4633] cherry-pick from 59f436f726c; resolved conflicts in: -ui/tests/selenium/dashboardWidgets/testDashboardItemHistoryWidget.php