New, modern project manager 'Hatch'

[foozzi]

New, modern project manager Hatch

• removed old and unused directories
• added the new project manager according to PEP621, (https://github.com/pypa/pip/issues/12330)

Which category is this pull request?

• [x] A new feature/enhancement.
• [x] Fix an issue/feature-request.
• [ ] An improvement to existing modules.
• [x] Other (Please mention below).

Where has this been tested?

• Python Version
  • [x] v3.x
  • [ ] v2.x
• Operating System:
  • [x] Linux (Please specify distro)
  • [ ] Windows
  • [x] MacOS

Does this close any currently open issues?

https://github.com/EnableSecurity/wafw00f/issues/185

Does this add any new command line switch/argument?

pip install .

instead

python setup.py install

Any other comments you would like to make?

Old and unused directories and files, such as 'bin', 'MANIFEST.in', 'setup.py', 'docs', 'Makefile', have also been removed.