Battering ram

The Battering Ram is used to destroy wooden fort castles during siege castle time.
 * Damage is dealt to anything within 3 tiles in front of the battering ram.
 * It can be only constructed inside and during the siege, it is not possible to use it to break players dominiums.
 * The more people that are using the battering ram, the more hits it makes towards a structure.
 * Any melee weapon can damage the battering ram.