adjusted some headset's depth

调整了人物骨骼节点，更改了小丑服的袜子样式使得大小腿更容易匹配，修复了PUCS潜水服贴图丢失的问题/adjusted character's joints, changed the style of clown's stocking, fixed missing texture of PUCS diving suit

修复小丑服鞋子;fixed clown's shoe

修复缺少的PNG文件
fixed the missing png

更改了MOD的安装方式以便快速在原版与MOD中切换，现在你可以在设定的内容包处选择使用该MOD
Changed the installation method of mod to quickly switch between the vanilla and mod. Now you can enable/disable the mod in setting by choosing content pack.

修复了缺少的xml文件
added missing xml files.