Wither

v1.4

• Fixed issue where Wither would still cause damage to blocks by flying through them.
• Please delete your config.yml and let the plugin generate a new one.

v1.3

• Fixed issue where skull explosion would cause damage
• Added config option for completely disabling Wither spawning

v1.1

• Removed temporary fix for CraftBukkit bug.

v1,0

• Initial Release

If you have BlockWitherSpawn set to true and you attempt to create a Wither it will result in a glitch where soul sand appears invisible. This is a CraftBukkit bug and it should be fixed by the Bukkit team soon.