Fixed put underwear back on

Fixed missing icon&sprite

Changed the way to install:
Now you can install this Mod by "√ " it in the setting menu as install other Mod. No more red tips in the console!

改变了安装方式：
现在你可以简单的在设定菜单中“√”来进行安装，控制台中再也没有恼人的红字了！

Added English version introduction for new weapons;