New Optional Configuration for unequipped disabled equipments

http://hercules.ws/board/topic/334-suggestion-for-restricted-equipment-making-a-new-conf-for-it/?p=31003

more people are requesting this modifications to add into SVN
because people don't like the official way that equipments are just nullify
they want the players' equipment to be unequipped

and I just found out rathena already has something very similar
https://github.com/rathena/rathena/blob/master/conf/battle/items.conf#L91