* wip: design update for navbar with kiosk mode button

* feat: progress on new view mode button

* css: view state refactorings

* feat: kiosk modes & playlist support

* feature: cycle tv mode feature, renamed view modes to TV, and Kiosk

* fix: updated the alert notification message

* fix: removed unused parameter

* fix: correct the css class set for tv mode

* some minor improvements to playlist