* Apply field overrides in PanelChrome

* Move applyFieldOverrides to panel query runner

* Review updates

* Make sure overrides are applied back on souce panel when exiting the new edit mode

* TS ignores in est

* Make field display work in viz repeater

* Review updates

* Review and test updates

* Change the way overrides and trransformations are retrieved in PQR

* Add fieldConfig property to PanelModel

* Dashboard migration v1

* Use field config when exiting new panel edit mode

* Gauge - use fieldConfig from panel model

* FieldDisplayOptions - don's extend FieldConfigSource

* Fix fieldDisplay ts

* StatPanel updated

* Stat panel defaults applied

* Table2 panel options  update

* React graph updates

* BarGauge updated

* PieChart, Gauge, BarGauge and Stat updates

* PieChart - remove field config defaults from options

* FieldDisplayEditor - remove unused methos

* PanelModel - remove debugger

* Remove fieldConfig from field options when migrating dashboard

* Update data links migrations

* Update fieldDisaplay tests to respect new fieldConfig

* Update dashboard schema version in snapshots

* Fix BarGaugePanel test

* Rebase fixes

* Add onFieldConfigChange to PanelProps type

* Update shared single stat migration

* Pass PanelModel instead of options only for panel type change handler [breaking]

* Renames

* Don't mutate panel options

* Migrations update

* Remove obsolete snap

* Minor updates after review

* Fix null checks

* Temporarily (until we decide to switch to new pane edit) bring back old aditors

* Temporarily rename ValueMappingEditor and MappingRow to Legacy*

* Migrations update

* Updae setFieldConfigDefaults API

* Update the way field config defaults are applied

* Use standard field config for gauge, bar gauge and stat panels

* refactoring

* Revert dashboard fieldOptions migrations as those are handled by single stat migrator

* Fix ts in tests

* Strict null fix and some minor fixes

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>