Fix the bug that shotgun shooting can also trigger sound effects, add Chinese localization and volume control.
修复霰弹枪射击也能触发音效的错误，添加中文汉化，音量控制

Shotgun weapon type stagger added (stagger boss), can be turned off in mod settings
霰弹枪武器类型踉跄增加(可踉跄boss)，可在模组设置关闭

add Player knock down trigger What can i say? sound effect
增加倒地触发 What can i say?曼巴 out ！！！