Shkarko Blockbench 5.1.2

Changes
- Changed timeline marker icon
- Textures are now marked as unsaved after changing the file format (#3444)
- The group visibility toggle no longer changes the visibility of their own scene object (#3413)
Fixes
- Fixed drag and drop not correctly importing ".animation.json" files
- Fixed faces not being marked as selected in Face Properties editor
- Fixed #3414 Cannot drag texture in Textures panel without selecting it first
- Fixed texture wrap not displaying correctly on model after opening project
- Reordering outliner sometimes inserts nodes at the wrong position
- Fixed #3443 Tab Bar ignores auto-hide setting and remains open
- Improved painting performance on complex meshes
- Fixed paint brush drawing lines between disconnected mesh faces
- Fixed copy pasting texture selections using selected texture instead of UV editor texture
- Fixed Molang input overflow in dialogs
- Fixed #3430 export OBJ fails with some unknown element types
- Fixed #3421 snap UV to pixels not working on cube
- Fixed #3427 Issue toggling group visibility via collection
- Fixed pasting keyframes not working when timeline is empty
- Fixed animation compile error in legacy fallback function
- Fixed #3446 Pasting layer does not initialize enable layers
- Fixed #3420 Texture meshes in attachables loaded with player get incosistent scaling
- Fixed #3423 Centering UV Editor view does not work with Box UV cubes selected from outliner
- Fixed #3452 Toggling armature bone visibility resets animation pose
- Fixed #3451 performance issues with armature bones and motion trails
- Fixed #3450 Cannot bake IK if animatable nodes without IK support exist in the project
- Fixed #3448 Render Mode Layered - Not updating on image deletion