Added MKCoordinateRegion.northWest/northEast/southWest/southEast
Added MKCoordinateRegion.northWest/northEast/southWest/southEast

fluidsonic/JetPack,fluidsonic/JetPack,fluidsonic/JetPack,everald/JetPack,everald/JetPack,fluidsonic/JetPack,everald/JetPack,everald/JetPack