minor fixes

python/unityagents/environment.py

         self._resetParameters = p["resetParameters"]
         for i in range(self._num_brains):
             self._brains[self._brain_names[i]] = BrainParameters(self._brain_names[i], p["brainParameters"][i])
-            print(p["brainParameters"][i])
         self._conn.send(b".")
         self._loaded = True
         logger.info("\n'{}' started successfully!".format(self._academy_name))

unity-environment/Assets/ML-Agents/Scripts/Agent.cs

         RemoveBrain();
         brain = b;
         brain.agents.Add(id, gameObject.GetComponent<Agent>());
-        agentStoredAction = new float[brain.brainParameters.actionSize];
+        if (brain.brainParameters.actionSpaceType == StateType.continuous)
+        {
+            agentStoredAction = new float[brain.brainParameters.actionSize];
+        }
+        else
+        {
+            agentStoredAction = new float[1];
+        }
         memory = new float[brain.brainParameters.memorySize];
     }
 

unity-environment/Assets/ML-Agents/Scripts/CoreBrainInternal.cs

 
     }
 
+    ExternalCommunicator coord;
+
     /// Modify only in inspector : Reference to the Graph asset
     public TextAsset graphModel;
     /// Modify only in inspector : If a scope was used when training the model, specify it here
 			
 		}
 #endif
+        if (brain.gameObject.transform.parent.gameObject.GetComponent<Academy>().communicator == null)
+        {
+            coord = null;
+        }
+        else if (brain.gameObject.transform.parent.gameObject.GetComponent<Academy>().communicator is ExternalCommunicator)
+        {
+            coord = (ExternalCommunicator)brain.gameObject.transform.parent.gameObject.GetComponent<Academy>().communicator;
+            coord.SubscribeBrain(brain);
+        }
 
         if (graphModel != null)
         {
         currentBatchSize = brain.agents.Count;
         if (currentBatchSize == 0)
         {
+
+            if (coord!=null)
+            {
+                coord.giveBrainInfo(brain);
+            }
             return;
         }
 
                 i++;
             }
         }
-#endif
+
+
+        if (coord!=null)
+        {
+            coord.giveBrainInfo(brain);
+        }
+        #endif
     }