Rolled shipping/terraform into Resources.
Implemented BonusCard.Power3Shipping behavior in 'Pass Turn...' option.
Implemented GameState.copyState(...).
Implemented skeleton AI.calculateBestMove(...) to show all possible outcomes.
Fixed two bugs in GameState.copyState(...).
Merge branch 'dev' into ai
Fixed ordering bug with Player.changeResources(...).
Merge branch 'dev' into ai
Added intial code for evaluating each player's score in the gameState.
Removed final newline from GameState.__repr__().
Merge branch 'dev' into ai
Added resources coefficients to AI.
More work with beginning the iterative depth-first approach.
Added currentPlayer to GameState.
Merge branch 'dev' into ai
More work trying to get the AI working.
Reimplemented nextPlayer behavior correctly.
Merge branch 'dev' into ai
More work trying to get this AI system working.
Fixed the problem with AI gamestate being continually updated as depth increased.