Add a README.md

# Acceptance Criteria

## README.md
* should exist at the root of the repo
* should have a "Module API" section that gives a brief summary of the project and what it aims to accomplish.
* should have a "Version History" section that links to CHANGELOG.md
* should have a "Resources" section with links to
  * Getting Started
  * Reference Guide
  * API Docs
  * Tutorials and Examples
* should have a "Contributing" section that links to the hellajs contribution guide
* should have a "License" section that links to COPYING and COPYING.LESSER