0.8.42.7 Vehicle Decoration system and Christmas Doodads!

1. Merry Christmas! This is a late Christmas event. You can now add deer horns and a red nose to your vehicle in the garage! The previous holiday decorations will be added later!
   
2. Vehicle Decoration system has been added, allowing you to equip specific doodad on each vehicle. Decals, paints, and other decorations will also be added!
   
3. The button order on the pause menu during battles has been optimized. Please take note.
   
4. The stuttering optimization changes have now been updated to the default branch.