## Description
Updated the README.md file.
- Updated intro and added a link to the website.
- Removed **Features** section.
- Removed the **Build Apps in 4 Steps** section as this is shown on the
website and in the docs.
- Minor edits in the other sections.
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Co-authored-by: Nikhil Nandagopal <nikhil.nandagopal@gmail.com>