Improve documentation and README.md

[vandycknick]

To Do:

• Document required dependencies
• Add contribution guidelines
• Add more usage guidelines
• Add inspired by section to README.md
  - gotty: https://github.com/yudai/gotty
  - ttyd: https://github.com/tsl0922/ttyd
  - wetty: https://github.com/butlerx/wetty