Tailcoat based UX and config for local data
Revert "Tailcoat based UX and config for local data"

This reverts commit 279cd4da39ca98010e0694a626e654a99db4220d.
Revert "Revert "Tailcoat based UX and config for local data""

This reverts commit 76e049030321efb244b8a624b6ee70f347ebe02c.
Slider control and play/pause switch

Just prior to doing some refactoring on the play controls.