Create Item.h

Superclass for all items in game. Doors should probably be a subclass of Item. Should "room" also be a subclass of Item?
stubbing in some functionality. Need lots of subclasses next.
made methods virtual
added a bunch of classes
added NPC class
all item virtual methods in
Work on Door object. Every room gets four.
basic door working
Minor changes
door changes
Merge branch 'feature/items' into feature/doors

Conflicts:
	Zorkey/Zorkey/Door.h
fixed minor bugs
Xcode stuff
Added door open logic
first 5 rooms of zorkey map
Merge branch 'feature/doors' of https://github.com/tindrum/Zorkey_Park into feature/doors
merged and ran
deleted useless changes
doors can be set to closed
Merge branch 'feature/doors' of https://github.com/tindrum/Zorkey_Park into feature/doors