Several final improvement to docs, scene and configs. (#871)

Marwan Mattar · web-flow · commit 967bdf22fe85 · 2018-06-15T15:19:05.000-07:00
* Added missing declaration to docs sample code.

* Added pretrained model as default graph in Internal brain of Tennis scene

* Disabled PlayerBrain in Tennis by default.

* Removed accidental config.
diff --git a/docs/Learning-Environment-Design-Heuristic-Brains.md b/docs/Learning-Environment-Design-Heuristic-Brains.md
@@ -10,6 +10,7 @@ When creating your Decision class, extend MonoBehaviour (so you can use the clas
 
 ```csharp
 using UnityEngine;
+using MLAgents;
 
 public class HeuristicLogic : MonoBehaviour, Decision 
 {
diff --git a/python/trainer_config.yaml b/python/trainer_config.yaml
@@ -221,7 +221,6 @@ StudentBrain:
     batches_per_epoch: 5
     num_layers: 4
     hidden_units: 64
-    use_recurrent: false
     sequence_length: 16
     buffer_size: 128
 
diff --git a/unity-environment/Assets/ML-Agents/Examples/Tennis/Scenes/Tennis.unity b/unity-environment/Assets/ML-Agents/Examples/Tennis/Scenes/Tennis.unity

Original file line number	Diff line number	Diff line change
`@@ -10,6 +10,7 @@ When creating your Decision class, extend MonoBehaviour (so you can use the clas`
`10`	`10`
`11`	`11`	```csharp
`12`	`12`	`using UnityEngine;`
	`13`	`+using MLAgents;`
`13`	`14`
`14`	`15`	`public class HeuristicLogic : MonoBehaviour, Decision`
`15`	`16`	`{`