regeneration-threadsafe is disabled by default for 1.15 and newer
Miscellaneous:
Readded spigot bug that caused snowballs, rods, etc. to cause damage for 1.12 and newer
Added interference warning when 'old-fishing-knockback.checkCancelled' is set to false or 'old-fishing-knockback.useEntityDamageEvent' is set to true in OldCombatMechanics
Fixed bugs:
Fixed that players got kicked when autojoin was enabled (on kick set to teleport back to lobby) and auto-restart enabled
Fixed that players got kicked from the server when you killed them with their bed destroyed
Fixed spectators not getting teleported into the arena when they didn't have the mbedwars.arenatp permission