bug

config/trainer_config.yaml

     time_horizon: 1000
     self_play:
         window: 100
-        play_against_latest_model_ratio: 0.5
+        play_against_latest_model_ratio: 0.0
-        team_change: 1.0e8
+        team_change: 100000000
 
 Goalie:
     normalize: false