Qirui Guo

PR #94 redirect download cdn to Netease Leihuo. By selecting region cn, you could download game files without proxychains. PR #94 修正了下载cdn选项，国服玩家可以直接选择cn地域以完成游戏下载与更新。但是登录还是存在问题，需要进一步检查

提醒国服玩家注意，由于Unity官方基于GeoIP对所有 `https://download.unity3d.com/` 的访问进行了重定向，现有脚本无法安装对应Unity包。如果在安装过程中在Unity更新阶段遇到如下错误，请大家使用用户侧代理。 Attentions for players in mainland china, due to unexpected redirections of unity china the craft.sh script would not be able to download the correct version of Unity...