Move all_cards into class definition.
Add a dummy bet function.
Make a single figure plot, pass to plotting function.  Abstract code for printing or plotting betting function.
Add maxbet player (V-shape)
Add VBetPlayer (upside-down V)
Add LRampPlayer (linear ramp, best performer!)
Fix bug in playedThrough computation to account for surrender, doubling, etc.
Add AnnealingRampPlayer (linear ramp, with simulated annealing of the bet size)
Add results to .gitignore file.