AmkMcAuth

// New-Features:
// added select Special Spawn world when option "teleport_to_spawn: true" is used.
// added select special Spawn point when option "teleport_to_spawn: true" is used.
//
// Bug-Fix:
// Updating strange (to long) IP-Addresses (longer then 20 characters?) in StartUp will fail,
// causing the server to disable the plugin AmkMcAuth, Added check to prevent this failing Update
// Removed Debug-Code to find a way to disable open player inventory (cannot be done)
// Updated config file management, AmkMcAuth updates the config.yml on missing entries.
// Version-checker no longer crashes on AmkMcAuth BETA versions.