Simulating the act on the trainer. (#65)

* Remove the use of daemon threads for Redis subscribe.
* Emulate act and observe on trainer side to update internal vars.

rl_coach/base_parameters.py

@@ -171,6 +171,9 @@ class AlgorithmParameters(Parameters):
         # Distributed Coach params
         self.distributed_coach_synchronization_type = None
 
+        # Should the workers wait for full episode
+        self.act_for_full_episodes = False
+
 
 class PresetValidationParameters(Parameters):
     def __init__(self,