Fixed a bug that was causing visual explorer errors when a recording
episode was not provided to the visual explorer
Merge branch 'master' into jmacglashan
shifted from deprecated visualizer construtor to new one
Updated EpisodeAnalysis to index rewards by the more mathematically
common time step formalism in which a reward is received in the time
step following the action that produced it.
Added GameAnalysis object; a parallel of EpisodeAnalysis for stochastic
games
Updated stochastic games learning methods
updated world to return GameAnalysis objects and also be able to rollout
JointPolicy objects
updated files ot use new recordTransition method of EpisodeAnalysis
some more stochastic games refinement