Java 16 Compatibility, see https://www.spigotmc.org/resources/api-reflectionhelper.19241/update?update=402893 https://www.spigotmc.org/resources/api-packetlistenerapi.2930/update?update=402894
Added an option to disable nick/skin disguise (https://github.com/InventivetalentDev/NickNamer/issues/151)