scatter builder keep loaded

NewHorizons/Builder/Props/ScatterBuilder.cs

@@ -96,6 +96,7 @@ namespace NewHorizons.Builder.Props
                     {
                         position = point.normalized * height,
                         scale = propInfo.scale,
+                        keepLoaded = propInfo.keepLoaded,
                         alignToNormal = true
                     };
                     var prop = DetailBuilder.Make(go, sector, prefab, detailInfo);

NewHorizons/External/Modules/PropModule.cs

@@ -139,6 +139,11 @@ namespace NewHorizons.External.Modules
             /// The highest height that these objects will be placed at (only relevant if there's a heightmap)
             /// </summary>
             public float? maxHeight;
+            
+            /// <summary>
+            /// Should this detail stay loaded even if you're outside the sector (good for very large props)
+            /// </summary>
+            public bool keepLoaded;
         }
 
         [JsonObject]