Shkarko Blockbench 4.12.5

Changes
- Added happy ghast skin preset
- Added ghast harness skin preset
- Disabled 22.5 degree rotation restriction on Java block/item models for version 1.21.6
- Added format version selector in project settings for Java block/item models to version new free rotation ability
- Added default resolution option for skin presets
- Vertex snap now works with null objects and locators
- Color picker with Combined Color turned off now picks combined color if active layer is transparent
- Added support for locators in sound keyframe
- Changed minimum size for generating texture to 1x1 pixels
Fixes
- Fixed #2787 Grouping bones+cubes behaving unexpectedly
- Fixed #2804 color picker layer offset issue
- Parse variable placeholders once on text change to improve performance (#2786)
- Fixed #2741 Timeline horizontal scroll not working with wheel/trackpad
- Fixed #1637 Box UV can generate with decimals, causing visual issues
- Fixed #2775 Copy Animation dialog sometimes opening when duplicating bones that are not animated (#2776)
- Fixed #2791 Cannot resolve multiple groups at once
- Fixed marker color index out of bounds issues (#2777)
- Fixed mesh marker color not randomized per new mesh
- Fixed size slider behaving incorrectly on cubes with negative size
- Fixed #2759 Invalid rotation values in default display presets
- Fixed #2760 Text Input Changes to Display Transforms Not Undoable
- Fixed #2758 Fit to frame not saved to display presets
- Fixed #2817 Error when exporting animation to gltf as armature without bone
- Fixed #2807 Added namespace support for OptiFine CEM
- Fixed #2823 UV rotation breaks box UV