Implement basic P2P Connection Protocol (for peers in same local network)

https://cawemo.com/share/7c80ab60-da67-4438-bf75-e2c9c1c7e0fb

• Check if Connection Hints are available for the peer
• On a trial base, establish a connection to the local address
• Request Connections Hints from Super Peer
• Reply Connections Hints Request
• Save Received Connection Hints