ShapeGenerator & Constant Class!

Can now create Node shapes! Complex shit like SQUARES! and RECTANGLES!
and thats about it.. framework for circle is in their, not started yet
tho.. Check out ASCIIWorldDriver for examples.
Also added the Constant Class! Be sure to add any world constants in
their following the syntax of decreasing scope
ex) BURRITO_SPEED_MAX instead of BURRITO_MAX_SPEED,