Auto Generate index : Vim Help(converted to HTML)

.
├── Cache
│   ├── Base.html
│   ├── Deprecated.html
│   ├── Dummy.html
│   ├── File.html
│   ├── Memory.html
│   └── SingleFile.html
├── Cache.html
├── File.html
├── Filepath.html
├── Process
│   ├── Mock.html
│   ├── System.html
│   └── Vimproc.html
└── Process.html

tree v1.8.0 © 1996 - 2018 by Steve Baker and Thomas Moore
HTML output hacked and copyleft © 1998 by Francesc Rocher
JSON output hacked and copyleft © 2014 by Florian Sesser
Charsets / OS/2 support © 2001 by Kyosuke Tokoro