Fix environment saving

Integration/Environment/DefaultSaver.cs

@@ -65,6 +65,9 @@ void SaveObjects () {
 			for (int i = 0; i < _environmentObjects.Length; i++)
 			{
 				_environmentObjects[i].Save();
+#if UNITY_EDITOR
+				UnityEditor.EditorUtility.SetDirty(_environmentObjects[i]);
+#endif
 			}
         }
         static bool IsAgent (object obj) {

Integration/Environment/Editor/EditorEnvironmentHelper.cs

@@ -20,9 +20,8 @@ public override void OnInspectorGUI()
             if (GUILayout.Button("Scan and Save")) {
 
                 saver.ScanAndSave();
-                EditorUtility.SetDirty(target);
-                serializedObject.Update();
-            }
+
+			}
 
         }
 

Integration/Environment/EnvironmentHelper.cs

@@ -27,6 +27,7 @@ public void ScanAndSave () {
             InitializeEnvironmentFromObject();
             foreach (EnvironmentSaver saver in Savers) {
                 saver.Save();
+				UnityEditor.EditorUtility.SetDirty(saver);
             }
         }
 

Integration/Environment/EnvironmentSaver.cs

@@ -7,7 +7,8 @@ public abstract class EnvironmentSaver : MonoBehaviour
     {
         public void Save() {
             OnSave ();
-        }
+
+		}
         protected virtual void OnSave () {
 
         }