2D Markers Spawn and Dictionary keys accessible

Cases gaze.2d.0. and gaze.2d.1. added because new pupil version v1.8 does not switch to the case gaze anymore. 2D calibration works for us now and can be tested with the MarketScene.

unity_pupil_plugin_vr/Assets/pupil_plugin/Scripts/Networking/Connection.cs

@@ -20,6 +20,7 @@ public bool isConnected
 	public int PORT = 50020;
 	public string subport = "59485";
 	public bool isLocal = true;
+    public float confidenceThreshold = 0.6f;
 
 	private Dictionary<string,SubscriberSocket> _subscriptionSocketForTopic;
 	private Dictionary<string,SubscriberSocket> subscriptionSocketForTopic
@@ -163,6 +164,8 @@ public void InitializeSubscriptionSocket(string topic)
 						Debug.Log(msgType);
 						break;
 					case "gaze":
+					case "gaze.2d.0.":
+					case "gaze.2d.1.":
 					case "pupil.0":
 					case "pupil.1":
 						var dictionary = MessagePackSerializer.Deserialize<Dictionary<string,object>> (mStream);
@@ -173,8 +176,11 @@ public void InitializeSubscriptionSocket(string topic)
 							PupilTools.UpdateCalibrationConfidence(eyeID,confidence);
 							break;
 						}
-						if (confidence > 0.6f && msgType == "gaze") 
-							PupilTools.gazeDictionary = dictionary;
+						if ((confidence > confidenceThreshold) && msgType.StartsWith("gaze"))
+                        {
+                            PupilTools.gazeDictionary = dictionary;
+                        }
+
 						break;
 					case "frame.eye.0":
 					case "frame.eye.1":