Bugfix: Player colors don't change for swapped game.
Tournament mode included + some refactoring. 

First tournament results:

=======================================
        AI name  W  D  L   P
 Clone Warriors  2  0  4 2.0
        pwahs03  6  0  0 6.0
     SolitaryAI  4  0  2 4.0
            BVB  0  0  6 0.0
=======================================