2048 work

I would like to initially make a 3x3 grid as opposed to the normal 4x4
version. I have it show a 3x3 grid and I created a Board class and a
tile class. I also found images for the tiles.
3x3 2048

I added some basic logic for the boards move function
More 2048
Copy "dinosaur.py" to two different names
Wrote some sample tests for a 2048 board