Creates a player skull, should work in both legacy and new Bukkit APIs.

Modifies a skull to use the skin based on the given base64 string. @param item The ItemStack to put the base64 onto. Must be a player skull. @param

Sets the block to a skull with the skin for the base64 string. @param block The block to set. @param base64 The base64 to set it to use.

Modifies a skull to use the skin of the player with a given name. @param item The item to apply the name to. Must be a player skull. @param name The

Modifies a skull to use the skin at the given Mojang URL. @param item The item to apply the skin to. Must be a player skull. @param url The URL of t

Modifies a skull to use the skin of the player with a given UUID. @param item The item to apply the name to. Must be a player skull. @param id The