improve detection for monitor state change.

Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs

@@ -35,6 +35,10 @@ public class MultipleMonitorCreator : MonoBehaviour
         if (removeIfUnsupported) {
             RemoveUnsupportedDisplayAfterRemoveTimer();
         }
+
+        if (uDesktopDuplication.Manager.monitorCount != monitors.Count) {
+            Recreate();
+        }
     }
 
     void OnEnable()

Plugins/uDesktopDuplication/uDesktopDuplication/MonitorManager.cpp

@@ -68,7 +68,7 @@ void MonitorManager::RequireReinitilization()
 
 void MonitorManager::Reinitialize()
 {
-    Debug::Log("Reinitialize()");
+    Debug::Log("MonitorManager::Reinitialize()");
     Initialize();
     SendMessageToUnity(Message::Reinitialized);
 }