Session not found with IP-changing plugins (i.e. TCPShield, HAProxyDetector)

[TuxCoding]

Plugins that change the IP address during the login process break FastLogin, because it matches an ongoing login process based on the socket information.

Affected plugins:

• TCPShield
• HAProxyDector

Related #595
Temporarily solution: https://github.com/games647/FastLogin/releases/tag/tcpshield_update

Can the temporary solution be upgraded with the latest changes?

[TuxCoding]

Integrated into the main branch now.