概要 -> まとめ

forgot changing items in links, subtitles.
Modified Japanese translation

Is "我们经常遇到生成文件目录,文件(夹)编辑等操作" the typo of "我们经常遇到生成文件目录(夹),文件编辑等操作"?
Also, in os.RemoveAll, what does "单个名称" mean?
Merge pull request #362 from HirofumiTamori/master

Corrected link [概要] updates and modified Japanese translation