refactor/readme

[Nicoretti]

✔ Checklist(s)

• [x] Is the title of the Pull Request correct?
• [x] Is the title of the corresponding issue correct?
• [x] Have you updated the changelog?
• [x] Have you updated the templates?
• [x] Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• [x] Are you mentioning the issue which this PullRequest fixes ("Fixes...")

Note: If any of the above is not relevant to your PR just check the box.