Added ItemType
Removed ItemType. Add code to ItemFactory
Renamed createEntitiesForRoom method. Added items vector to BaseRoom.
Minor fixes. Added getter & setter for enemies and items in BaseRoom
ItemType enum (and item string)
Improved createRandomItems & createItems
Added toString() to BaseItem
Change inheritance BaseItem, BaseWeapon & BaseArmour
CreateRandomItems & createItem uses ItemType enum
Improved ItemFactory
Merge pull request #3 from PimV/ItemFactory

Item factory