Feature Request: Calculate Leverage for Each Pool

[underctrl]

re: https://iohk.io/en/blog/posts/2020/11/13/the-general-perspective-on-staking-in-cardano/

I think it would be very useful if people could see -- and filter/sort by -- the leverage value for each pool. This is a key piece of information we need when selecting which pool or pools we should stake to...

Thank you for this great tool!