Format issue (#69)

* Fixed formating issue in the README

* Fixed the formating issue in the README

* Updated formatting as per review comments

* Refactor README.md to highlight use cases and features

* Updated README as per feedback

* Updated README as per feedback

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Co-authored-by: Al-Iqram Elahee <hridoy@Al-Iqrams-MacBook-Pro.local>
Co-authored-by: Qingyun Wu <qingyun.wu@psu.edu>