update readme and getting started

[jcamier]

Pull Request

Issue #48

Description

Checklist:

• My code follows OCF's coding style guidelines
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have checked my code and corrected any misspellings

[jcamier]

@siddharth7113 I ran black on the code base while working on updating documentation and it reformatted some of you code. Let me know if you approve?

[siddharth7113]

@jcamier Yes, sure please go ahead , I constantly forget to run them, I think we would benefit from a pre-commit hook!