What's New 55kt

- Added for Traditional Chinese
- Added language switching feature
- Added random page-flipping feature
- Added Option + drag image to copy feature
- Added image processing tools to the toolbar
- Added crop presets such as 2:3, 3:2, and more
- Fixed an issue where flipping pages sometimes returned to the first page
- Fixed an issue where the crop save dialog always defaulted to saving on the desktop