CLI: support player name(s) as well as player IP address(es)

CLI: any unique substring of the player name(s) will do (case sensitive) if you do not want to use their IP address(es).
Note: a mix of player names and IP addresses is not supported.

Debian Bookworm Appimages in assets.
Debian Bullseye (Ubuntu 20.04) Appimages in assets.
Windows setup, and binaries (release and debug) in assets.