Terminal Image Viewer addition (tiv)

[stefanhaustein]

https://github.com/stefanhaustein/TerminalImageViewer

Checklist for submitting a pull request to Terminals Are Sexy:

• [x] I have carefully read and comply with the Contributing Guidelines of this repo.
• [x] I have searched the PRs of this repo and believe that this is not a duplicate.

- **tiv**:

• https://github.com/stefanhaustein/TerminalImageViewer:
• Tools:
• Terminal image viewer: