Add README
Summary:
Short description, installation instructions.
Pointers to documentation and contribute guide.
License.
The README is silent on two things:
- you need shellcheck, pep8, flake8 to lint
- you need
Test Plan:
Check commands and procedure provided.
Spelling checked through aspell.
Reviewers: dereckson
Reviewed By: dereckson
Differential Revision: https://devcentral.nasqueron.org/D1035