Add stree

[ddddddO]

New App Submission

• [x] I've read the contribution guidelines.

Repo or homepage link: https://github.com/orangekame3/stree

Description: Tree command for Amazon S3. You can use it like below.

$ stree test-bucket
test-bucket
├── chil1
│   └── chilchil1_1
│       ├── before.png
│       └── github.png
├── chil2
└── gommand.png

3 directories, 3 files
$ stree test-bucket/chil1
test-bucket
└── chil1
    └── chilchil1_1
        ├── before.png
        └── github.png

2 directories, 2 files

Why I think it's awesome:

• Easy to install.
• Directory can be specified.
• Many options.
• This CLI tool was a tool that I couldn't find anywhere else!👍

Furthermore, it was also featured in AWS open source newsletter, #189 !

[ddddddO]

@jneidel Hi👋! I added a great tool to the list! I would be happy if you could see this PR.