Need to add detailed documentation on Mango

[sandeep-iitr]

I am creating an issue for reference to prioritize detailed documentation for Mango: The API capabilities in detail, algorithmic novelties, and benchmark comparisons to other libraries.

[tihom]

https://arm-mango.readthedocs.io/en/latest/about/
#38

[sandeep-iitr]

Thanks, Mohit.