UP-Engine: created the UPSpot class.
UP-Engine: created the UPArea class.
UP-Engine: Made to compile first.
UP-Engine: Revisited the engine's interface and myGameState.
UP-Engine: Added myName to UPArea.
UP-Engine: Added getters to UPArea.
UP-Engine: Added mySpotType to UPSpot.
UP-Engine: Created class UPAreaProxy.
UP-Engine: Created class UPSpotProxy.
UP-Engine: Added destructors to UPSpotProxy and UPAreaProxy and deleted their copy constructors.
UP-Engine: Added myCurrentMap.
UP-Engine: Made the destructor call clearGame() for the time being.
UP-Engine: Added method getCurrentMap() to class UPEngine.