AllowSpawnOutArea : true to allow vanilla mobs to spawn out of your areas.
UseSpout : true if you want use spout (to have personable mobs' skin). Warning, if you set it to true, each player who want connect to your serve will have to have SpoutCraft.
Mobs : List of your personal mobs. (Watch mob's configuration structure)
Mob's configuration structure:
Name : Name of your mobs, it must be unique !
Creature : Name of base creature (vanilla mob). It define behaviour and appearance of your mob.
Drops : List of items which will be dropped when your mob will die. (Watch item's configuration structure)
Life : Life of you mob.
Damage : Damage (in half-heart) which will be caused when mob hit you.
DropedXP : Xp which mob drop when it'll die.
MinLightLevel : The min light level mob need to can spawn.
MaxLightLevel : The max light level mob need to can spawn.
Burn : true if you want your mob burn when it's exposed to a superior light level than its MaxLightLevel parameter.
Skin : Address URL of the texture of your mob. (It don't use if UseSpout is set to false.)
Item's configuration structure:
Durability : The durability of item.
Data : Data of item (for coloured wool for example).
Amount : The amount of this item which be dropped.