diff --git a/python/unitytrainers/bc/models.py b/python/unitytrainers/bc/models.py
index 75dc081a44..313bb03e55 100644
--- a/python/unitytrainers/bc/models.py
+++ b/python/unitytrainers/bc/models.py
@@ -22,7 +22,9 @@ def __init__(self, brain, h_size=128, lr=1e-4, n_layers=2, m_size=128,
 
         if brain.vector_action_space_type == "discrete":
             self.action_probs = tf.nn.softmax(self.policy)
-            self.sample_action = tf.cast(tf.multinomial(self.policy, 1, name="action"), tf.int32)
+            self.sample_action_float = tf.multinomial(self.policy, 1)
+            self.sample_action_float = tf.identity(self.sample_action_float, name="action")
+            self.sample_action = tf.cast(self.sample_action_float, tf.int32)
             self.true_action = tf.placeholder(shape=[None], dtype=tf.int32, name="teacher_action")
             self.action_oh = tf.one_hot(self.true_action, self.a_size)
             self.loss = tf.reduce_sum(-tf.log(self.action_probs + 1e-10) * self.action_oh)
diff --git a/python/unitytrainers/bc/trainer.py b/python/unitytrainers/bc/trainer.py
index 7281465b8d..b280efbaaf 100755
--- a/python/unitytrainers/bc/trainer.py
+++ b/python/unitytrainers/bc/trainer.py
@@ -54,7 +54,8 @@ def __init__(self, sess, env, brain_name, trainer_parameters, training, seed):
         self.stats = {'losses': [], 'episode_length': [], 'cumulative_reward': []}
 
         self.training_buffer = Buffer()
-        self.is_continuous = (env.brains[brain_name].vector_action_space_type == "continuous")
+        self.is_continuous_action = (env.brains[brain_name].vector_action_space_type == "continuous")
+        self.is_continuous_observation = (env.brains[brain_name].vector_observation_space_type == "continuous")
         self.use_observations = (env.brains[brain_name].number_visual_observations > 0)
         if self.use_observations:
             logger.info('Cannot use observations with imitation learning')
@@ -286,12 +287,16 @@ def update_model(self):
             end = (j + 1) * self.n_sequences
             batch_states = np.array(_buffer['vector_observations'][start:end])
             batch_actions = np.array(_buffer['actions'][start:end])
-            feed_dict = {self.model.true_action: batch_actions.reshape([-1, self.brain.vector_action_space_size]),
-                         self.model.dropout_rate: 0.5,
+
+            feed_dict = {self.model.dropout_rate: 0.5,
                          self.model.batch_size: self.n_sequences,
                          self.model.sequence_length: self.sequence_length}
-            if not self.is_continuous:
-                feed_dict[self.model.vector_in] = batch_states.reshape([-1, 1])
+            if self.is_continuous_action:
+                feed_dict[self.model.true_action] = batch_actions.reshape([-1, self.brain.vector_action_space_size])
+            else:
+                feed_dict[self.model.true_action] = batch_actions.reshape([-1])
+            if not self.is_continuous_observation:
+                feed_dict[self.model.vector_in] = batch_states.reshape([-1, self.brain.num_stacked_vector_observations])
             else:
                 feed_dict[self.model.vector_in] = batch_states.reshape([-1, self.brain.vector_observation_space_size *
                                                                        self.brain.num_stacked_vector_observations])
diff --git a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/BananaImitation.unity b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/BananaImitation.unity
index 91bed70bc7..a83cda6a94 100644
--- a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/BananaImitation.unity
+++ b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/BananaImitation.unity
@@ -13,7 +13,7 @@ OcclusionCullingSettings:
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+  serializedVersion: 9
   m_Fog: 0
   m_FogColor: {r: 0.5, g: 0.5, b: 0.5, a: 1}
   m_FogMode: 3
@@ -39,6 +39,7 @@ RenderSettings:
   m_CustomReflection: {fileID: 0}
   m_Sun: {fileID: 0}
   m_IndirectSpecularColor: {r: 0, g: 0, b: 0, a: 1}
+  m_UseRadianceAmbientProbe: 0
 --- !u!157 &3
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   m_ObjectHideFlags: 0
@@ -54,11 +55,10 @@ LightmapSettings:
     m_EnableBakedLightmaps: 1
     m_EnableRealtimeLightmaps: 1
   m_LightmapEditorSettings:
-    serializedVersion: 9
+    serializedVersion: 10
     m_Resolution: 2
     m_BakeResolution: 40
-    m_TextureWidth: 1024
-    m_TextureHeight: 1024
+    m_AtlasSize: 1024
     m_AO: 1
     m_AOMaxDistance: 1
     m_CompAOExponent: 1
@@ -88,6 +88,7 @@ LightmapSettings:
     m_PVRFilteringAtrousPositionSigmaDirect: 0.5
     m_PVRFilteringAtrousPositionSigmaIndirect: 2
     m_PVRFilteringAtrousPositionSigmaAO: 1
+    m_ShowResolutionOverlay: 1
   m_LightingDataAsset: {fileID: 112000002, guid: 03723c7f910c3423aa1974f1b9ce8392,
     type: 2}
   m_UseShadowmask: 1
@@ -155,7 +156,7 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   brainParameters:
     vectorObservationSize: 53
-    numStackedVectorObservations: 1
+    numStackedVectorObservations: 3
     vectorActionSize: 3
     cameraResolutions: []
     vectorActionDescriptions:
@@ -166,11 +167,11 @@ MonoBehaviour:
     vectorObservationSpaceType: 1
   brainType: 0
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@@ -995,33 +976,6 @@ Transform:
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+    index: 2
+    value: 1
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+    index: 0
+    value: -1
+  discretePlayerActions:
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+    value: 1
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+    value: 3
+  - key: 100
+    value: 4
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+  brain: {fileID: 7561199}
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@@ -1133,7 +1126,7 @@ MonoBehaviour:
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   brainParameters:
     vectorObservationSize: 53
-    numStackedVectorObservations: 1
+    numStackedVectorObservations: 3
     vectorActionSize: 3
     cameraResolutions: []
     vectorActionDescriptions:
@@ -1144,8 +1137,8 @@ MonoBehaviour:
     vectorObservationSpaceType: 1
   brainType: 2
   CoreBrains:
-  - {fileID: 795139704}
-  - {fileID: 1198151381}
-  - {fileID: 236359402}
-  - {fileID: 1628782409}
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diff --git a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/Scripts/BananaAgent.cs b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/Scripts/BananaAgent.cs
index a7dfbcb35a..29d44b6d51 100644
--- a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/Scripts/BananaAgent.cs
+++ b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/Scripts/BananaAgent.cs
@@ -83,11 +83,35 @@ public void MoveAgent(float[] act)
         Vector3 dirToGo = Vector3.zero;
         Vector3 rotateDir = Vector3.zero;
 
+
         if (!frozen)
         {
-            dirToGo = transform.forward * Mathf.Clamp(act[0], -1f, 1f);
-            rotateDir = transform.up * Mathf.Clamp(act[1], -1f, 1f);
-            if (Mathf.Clamp(act[2], 0f, 1f) > 0.5f)
+            bool shootCommand = false;
+            if (brain.brainParameters.vectorActionSpaceType == SpaceType.continuous)
+            {
+                dirToGo = transform.forward * Mathf.Clamp(act[0], -1f, 1f);
+                rotateDir = transform.up * Mathf.Clamp(act[1], -1f, 1f);
+                shootCommand = Mathf.Clamp(act[2], 0f, 1f) > 0.5f;
+            }
+            else
+            {
+                switch ((int)(act[0]))
+                {
+                    case 1:
+                        dirToGo = transform.forward;
+                        break;
+                    case 2:
+                        shootCommand = true;
+                        break;
+                    case 3:
+                        rotateDir = -transform.up;
+                        break;
+                    case 4:
+                        rotateDir = transform.up;
+                        break;
+                }
+            }
+            if (shootCommand)
             {
                 shoot = true;
                 dirToGo *= 0.5f;
@@ -121,9 +145,9 @@ public void MoveAgent(float[] act)
             myLaser.transform.localScale = new Vector3(0f, 0f, 0f);
 
         }
-
     }
 
+
     void Freeze()
     {
         gameObject.tag = "frozenAgent";
@@ -182,8 +206,8 @@ public override void AgentReset()
         agentRB.velocity = Vector3.zero;
         bananas = 0;
         myLaser.transform.localScale = new Vector3(0f, 0f, 0f);
-        transform.position = new Vector3(Random.Range(-myArea.range, myArea.range), 
-                                         2f, Random.Range(-myArea.range, myArea.range)) 
+        transform.position = new Vector3(Random.Range(-myArea.range, myArea.range),
+                                         2f, Random.Range(-myArea.range, myArea.range))
             + area.transform.position;
         transform.rotation = Quaternion.Euler(new Vector3(0f, Random.Range(0, 360)));
     }
diff --git a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes
deleted file mode 100644
index 5a75c3a3ba..0000000000
Binary files a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes and /dev/null differ
diff --git a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes
new file mode 100644
index 0000000000..8551156d90
Binary files /dev/null and b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes differ
diff --git a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes.meta b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes.meta
similarity index 59%
rename from unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes.meta
rename to unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes.meta
index e4ad334805..481e513992 100644
--- a/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaI.bytes.meta
+++ b/unity-environment/Assets/ML-Agents/Examples/BananaCollectors/TFModels/BananaIL.bytes.meta
@@ -1,7 +1,5 @@
 fileFormatVersion: 2
-guid: db9ad5b2ab0ea40f5ba38cfbd819acb6
-timeCreated: 1518442848
-licenseType: Pro
+guid: fa403033e2816493abed252e47c420e3
 TextScriptImporter:
   externalObjects: {}
   userData: 
diff --git a/unity-environment/Assets/ML-Agents/Scripts/CoreBrainInternal.cs b/unity-environment/Assets/ML-Agents/Scripts/CoreBrainInternal.cs
index 94af207cf5..5a7a5f3523 100644
--- a/unity-environment/Assets/ML-Agents/Scripts/CoreBrainInternal.cs
+++ b/unity-environment/Assets/ML-Agents/Scripts/CoreBrainInternal.cs
@@ -513,7 +513,7 @@ public void OnInspector()
             pixels = 1;
         else
             pixels = 3;
-        float[,,,] result = new float[batchSize, width, height, pixels];
+        float[,,,] result = new float[batchSize, height, width, pixels];
 
         for (int b = 0; b < batchSize; b++)
         {
diff --git a/unity-environment/ProjectSettings/EditorBuildSettings.asset b/unity-environment/ProjectSettings/EditorBuildSettings.asset
index 36ca0bb317..5db1152745 100644
--- a/unity-environment/ProjectSettings/EditorBuildSettings.asset
+++ b/unity-environment/ProjectSettings/EditorBuildSettings.asset
@@ -4,40 +4,4 @@
 EditorBuildSettings:
   m_ObjectHideFlags: 0
   serializedVersion: 2
-  m_Scenes:
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/GridWorld/GridWorld.unity
-    guid: 7c777442467e245108558a5155153927
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Tennis/Tennis.unity
-    guid: 25c0c9e81e55c4e129e1a5c0ac254100
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Banana/BananaImitation.unity
-    guid: 3ae10073cde7641f488ef7c87862333a
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/PushBlock/Scenes/PushBlock.unity
-    guid: ae8cc75939e3e4d07a79c8c6a08b54f4
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/3DBall/3DScene.unity
-    guid: 6f62a2ccb3830437ea4e85a617e856b3
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/3DBall/3DHardScene.unity
-    guid: 35c41099ceec44889bdbe95ed86c97ac
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Banana/BananaRL.unity
-    guid: 11583205ab5b74bb4bb1b9951cf9e437
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Basic/Scene.unity
-    guid: cf1d119a8748d406e90ecb623b45f92f
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Bouncer/Bouncer.unity
-    guid: 2c29359d4c9fe49219b21cd83e246596
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Crawler/Crawler.unity
-    guid: 4cf841b0478fb4b33971627b40c6420b
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Hallway/Scenes/Hallway.unity
-    guid: d6d6a33ed0e18459a8d61817d600978a
-  - enabled: 0
-    path: Assets/ML-Agents/Examples/Reacher/Scene.unity
-    guid: e58a3c10c43de4b6b91b7149838d1dfb
+  m_configObjects: {}