* PanelEdit: Fixed timing and state related issues

* Added unit test and changed some logic

* Fixed id logic

* Updated snapshots

* Update public/app/features/dashboard/state/PanelModel.ts

Co-Authored-By: Dominik Prokop <dominik.prokop@grafana.com>

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>