Added map type
Moved map implementation to Map class.
Removing old map creation code from main.
Added hero class.
Added quit command.
Added movement keys for the hero.
Multi-directional movement.
Changing build system to cmake.
Walking now checks for walls.
Display message upon running into a wall.
Hit wall message only displays for one turn now.
Message handling class.
Debug messages and --MORE-- now work as expected.
Fixed debug toggle
Made messages take varargs and be printf()-like