[#34] Updated documentation and added CONTRIBUTING.md

[praveen-kanamarlapudi]

GitHub Issue

Fixes #34

Checklist:

• This pull request updates the documentation
• This pull request changes library dependencies
• Title of the PR is of format (example) : [[#14] Add Issue Template #17] Add Issue Template

What is the purpose of this pull request?

This PR changes the documentation structure and adds CONTRIBUTING.md

How was this change validated?

NA

Commit Guidelines

• My commits all reference GH issues in their subject lines, and I have squashed multiple commits if they address the same issue. In addition, my commits follow the guidelines from "How to write a good git commit message":
  1. Subject is separated from body by a blank line
  2. Subject is limited to 50 characters
  3. Subject does not end with a period
  4. Subject uses the imperative mood ("add", not "adding")
  5. Body wraps at 72 characters
  6. Body explains "what" and "why", not "how"