this allows to drop elements from the files explorer as well as a tab in the editor to be dropped e.g. into an opened terminal to take the path of the resource

* drop workspace ID from workspace file

* make folders types an object instead of just string

* fix compile

* polish relauncher for id change

* migrate old workspace format to new on startup

* more migration from previous workspace id

* more migration code

* change folder format to be a path

* support for relative paths in workspace file

* fix of ctor call

* put root validation and filtering into workspace

* ensure we always have file resources

* fix tests

* add tests for workspace

* 💄

* linting

* Replace focussed with focused

* Replace Focussed with Focused

* have explicit methods for changing the scroll position (delayed/smooth vs now/direct) that bubble up to the editor internals.
* have all other clients of ScrollableElement not use smooth scrolling

* Update definition of Promise in winjs.base.d.ts.

* Update to new Promise declaration

* Fix remaining errors.

* move watermark to resources folder

* add to build

* 💄

* update distro

* update distro

* Refactored terminalFindWidget into a SimpleFindWidget and used that to provide find for webviews

* Refactored Webvieweditor into an abstract base and a concrete class to respect 'part' separation

* Cleaned up css and images that I forgot to delete

* Reset i18n.js file

* bind this when passing onThemeChange to themeService.onThemeChange

* Add 'CloseWebViewEditorFind' command to close find when pressing escape

* Ctrl+f now selects text in all SimpleFindWidgets even when buttons are focused. Aligns with full find widget

* Fixed issues when reactivating find

* Register webviewEditor with workbench

* Remove find widget when disposing webview

* Fixed webviewEditor casing in releaseNotesEditor (windows is case insensitive). Removed registration from workbench to see if it was necessary at all. If it fails again, I'll add it back

* Addresses #26184 - use configuration for pinned default

* Honors the preview editor setting above all

* Removes passing undefined to pinned internally
re: requested code review changes

* Removes unnecessary undefined

* feedback