ger mgun fix

bugfix

稳定版本1.0.1

add new ui and fx

添加了两个新的引用文件来减少与官方更新的冲突(避免在官方原文件上进行修改)，以及提高兼容性：
Two new reference files have been added to reduce conflicts with official updates (avoiding modifications to the official original file) and improve compatibility:


cannon_IAEM;
tank-specifics_IAEM;

适当调整了关于掩体的保护buff；
调整了关于坦克在移动时射击的相关内容.
Properly adjusted the protection buff for cover;
Adjusted the relevant content about tank shooting while moving.

优化了载具AI切换弹药的逻辑，并且为了让AI不频繁切换弹药，将允许AI的炮管在已经装填了HE的情况下打击坦克目标，随后再次装填AP进行打击
Optimized the logic of switching ammunition for vehicle AI, and to prevent AI from frequently switching ammunition, will allow AI's gun barrel to strike tank targets when it is already loaded with HE, and then reload with AP for another strike

适当优化了人类在掩体的方面的内容；
优化了人类在掩体后左右探头的动作以方便射击；
在掩体里的人类射击将更加持续(而不是一直探头缩头)；
Properly optimized the content of human beings in the shelter;
Optimized the human movement of left and right probes behind the cover to facilitate shooting;
Human shooting in the shelter will be more continuous (rather than constantly crouching);

some bug fix