3D Skin Layers

What's Changed

• Add a slider for first-person arm layer sizes
• Upgrade build system, remove donor skin stuff
• Added basic Unittests
• Added tooltips to the config screen
• Prevent log spam/performance issues with modded player heads with incompatible textures
• Add italian translation by @Save14 in https://github.com/tr7zw/3d-Skin-Layers/pull/100

New Contributors

• @Save14 made their first contribution in https://github.com/tr7zw/3d-Skin-Layers/pull/100

Full Changelog: https://github.com/tr7zw/3d-Skin-Layers/compare/1.5.2-1.19.3...1.5.3-1.19.3