App backwards compatible now again all the way to macOS 10.9.5

64-bit support, better Dark Mode support

- Solved: shelves now remain visible when showing the desktop with the "show desktop" gesture or by pressing F11

- "separate shelves per space" feature restricted to Mac OS X Snow Leopard and Lion for now (until a solution is available)

Keyboard navigation for shelves.

When dropping files on a shelf for the first time reminds the user that files will be moved to the shelf folder.

- Added ability to scroll through items on a shelf
- Browse to parent folder by clicking on the shelf label

- Added two new built-in shelf designs
- Shelf folders can now be changed
- Bonus: 5 winter shelf designs