Initial commit.
Finish board initialization.
Add basic piece sliding behavior.
Allow king pieces to move backwards.
Enable board to move pieces and handle failed moves.
Board makes piece a king when it reaches the other side.
Chess pieces can perform jumps.
Remove a jumped piece from the board.
Keep piece from jumping another piece of the same color.
Add validation for move sequences.
Accept basic console input.
Clean up method expectations.
Fix bug with moving a piece.
Prettify board output.
Enable Game to tell if the game's a draw or if it's won and who the winner is.
Add user input error handling.
Enable Board to perform multi-jump moves. Fix move validation bug.
Enable taking multiple moves per turn.
Prevent a player from moving the other player's pieces.
Merge week 2, day 4 work (Checkers).