EnderDragon-2.1.0

· add command: /ed respawn <world_name>, you can also use it in console
· support hot-fix of envir-error in some servers (such as mohist)
· add blacklist world
· freely configure whether to hook with some plugins
· BossBar function supports 1.12 and 1.13 now
· freely choose the method to save items (default/nbt/advanced), you can edit the NBT dircetly!
· Support some papi variable, you can see details in the wiki: https://ixanadu13.github.io/EnderDragon-Wiki/
· Optimize auto-respawn function, no longer stacking lag time
· Fix the issue of conflicts between the glowing effect of the EnderDragon and other plugins, as well as the coexistence and conflict of multiple glowing effects
· record and display explosion damage caused by bed and respawn_anchor
· Now you can delete a reward separately in gui (/ed drop edit)
· provide 6 ways to distribute the drop_item: all,drop,killer,pack,rank,termwise
· add respawn_cd function, which works with countdown.
· Optimize the damage display format. When the value is large, the Scientific notation is no longer used.
· Add "Dragon Slaying Report" function, which can display the damage and proportion of all players
· remove the "move_speed_modify".

· 已支持/ed respawn <世界名>，可在后台使用
· 为某些服务端（如mohist）的世界类型错误实现热修复
· 可配置黑名单世界
· 可自由配置是否与其他插件hook
· BossBar功能新增1.12、1.13支持，为原版提供BossBar热修复
· 自由选择物品保存方式default/nbt/advanced，可直接编辑物品NBT
· 支持papi变量：能否复活、复活剩余时间、进度百分比等等（日期支持自定义格式）
· 优化定时复活功能，滞后时间不再叠加
· 修复末影龙发光效果与其他插件冲突的问题、多种光效共存冲突问题
· 兼容床、重生锚爆炸对末影龙的伤害记录与显示
· 可在gui界面中单独修改某个掉落物
· 可选择6种掉落物分配方式：all,drop,killer,pack,rank,termwise
· 新增respawn_cd倒计时复活模式，精确到秒
· 优化伤害显示格式，数值较大时不再使用科学计数法
· 新增末影龙击杀报告，可展示所有玩家伤害及占比
· 移除末影龙移速修改