版本说明（v3.0.1 mod 3）：
1.Bug修正：修正无法正确生成不存在的目录或文件的短文件名导致部分转换步骤出错的问题。
2.新功能：支持直接拖拽wii游戏镜像文件（wbfs或iso格式）到程序窗口或程序图标一键式完成游戏转换的功能，前提是所需的密钥已保存。
3.其他改进/变化：在生成游戏的页面增加了指定输出目录的功能，这个设置会保存下来，这样就不会在每次点击“生成”按钮后弹出对话框来要求指定路径了，算是给上面的一键式生成功能做配合了。
English version
Release Note(v3.0.1 mod 3):
1.issue fixed: shorten name for file or directory which does't exist now can be obtained correctly. the incorrect name will casue certain conversion process throws the exception because the excepted file or directory can't be found.
2.new feature: now you can simply drag & drop the wii game image(s) to app's window or app's icon in the explorer, and then the app will handle all left steps automatically to build the pack(s). the required keys must be specifed firstly.
3.misc: add a output directory setting at 'build tab'. it can avoid the app to ask you for the save path every time you click the 'build' button and will be saved for next use.