Undead Nights - Zombie Horde Nights

Important: Please make sure to backup your old setup before updating and carefully read the Wiki (especially the part about the difficulty config).

• new difficulty system added
• cave spawning added (needs to be enabled in the config)
• horde spawn system reworked (spawning is now asynchronus, to minimize impact on tps)
• compatibilty to comforts mod (sleeping bags) added
• config option to extend horde nights to full horde days added
• lure horde effect now searches asynchronous for horde mobs, to reduce impact on tps
• strong lure horde effect added (will always spawn a horde, needs to be crafted, for multiplayer fun)
• config option to set the number of players that get a horde per horde event added
• config option to ignore gamerule doMobSpawning added
• possibility to add custom target entities to hordeMobConfig added