GKC Core integration/staging repository

GKC is a cutting-edge cryptocurrency with many functions that most other cryptocurrencies do not have.

1. The POS function design with entrusted PO is adopted, and the number of DPOS nodes is not limited. Currently, there are more than 110 effective DPOS nodes;
2. Use sigma protocol for anonymous transactions;
3. Fast transactions with guaranteed zero confirmation transactions, which we call SwiftTX;
4. Decentralized blockchain voting provides consensus for the advanced consensus-based Masternode technology, which is used to protect the network and provide the above functions. Each Masternode has a 10K GKC mortgage;
5. Integrated EVM virtual, with Turing complete smart contract.