create basic players/agents

[DragonWarrior15]

• [x] random player
• uniformly samples from available legal moves
• [x] monte carlo rollout
• run several simulations to determine expected utilities of all legal moves 47c72b2
• [x] min max player
• runs the game till end and uses that to determine which branch is best to play ahead on 5f78714
• [x] alpha beta pruning
• modification of min max player to intelligently reduce search space 5f78714

[DragonWarrior15]

See the issue comments for specific commits of implementations