GridWorldPart2.txt

Set 2:
1)	sideLength is how many steps a BoxBug has to make before turing
2)	steps keeps track of how far along the sideLength BoxBug has gone
3)	so that the BoxBug makes a 90 degree turn
4)	move() is inherited from the supper class Bug
5)	if its blocked, the square is not finished, may be a rectangle
6)	yes, if blocked by edgfe of grid or by an Actor other than a Flower
7)	when BoxBug is constructed and when it runs out of sideLength