Updated "The Best GPUs for Mining" page!

We've added a detailed information for each video card:
- hashrate on relevant algorithms;
- profitability and payback charts;
- optimal driver version;
- power consumption, and more.

What once was a tedious GPU choice, is now a cakewalk, thanks to Kryptex 😎
→ https://www.kryptex.org/en/best-gpus-for-mining