* Add notebook editor
Introduce notebook editor component to allow for separate notebook displays in order to accomodate notebook views
* Localize notebook views configuration title
* Refactor view mode and remove the views configuration while it is unused
* Only fire view mode changed event when the value has been changed
* Remove notebook views contribution
* Add metadata capabilities
* Notebook views definitions
* Add notebook views models
* Views test
* Rename type arguments
* Additional tests
* Fix unused import
* Notebook views changes
* Add notebookviews.css
* Update notebookViewModel.ts
* Add cell toolbar styles
* Upgrade gridstack
* Add gridstack styles
* Remove ununsed references
These are part of the next PR and not available yet
* Remove gridstack static file
* Add gridstack as a module in the electron unit tests
* Spacing fixes
* Add copyright notice
* Remove commented code
* Spacing fixes in notebook styles
* Move handle svg to image
* Add typing for gridstack
* Move notebook styles to file
* Rename selector constant
* Rename grid css file
* Add nb-grid-stack class to views grid
* Cell toolbar style adjustments
* Remove unused imports
* Update .eslintrc.json
* Fix outdated instantiation of LabeledMenuItemActionItem
* Address feedback
* Fix from update to main