Matching 0.18.1 version of Bitcoin Core

This Release matches The version 0.18.1 from Bitcoin Core https://github.com/bitcoin/bitcoin/releases/tag/v0.18.1
with our unique blockchain and functionalities.

• never end rewarding the miners, even in 10,000 years+
• difficulty retarget every 25 minutes
• new blocks every 2.5 minutes
• checking new version
• better look across all platforms
• mining controlled from stratum to avoid 51% attacks
  etc...