Whoops, we've got to manually clone these fields.

git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@69 c613c5cb-e716-0410-b11b-feb51c14d237

src/as/com/threerings/whirled/data/SceneModel.as

@@ -70,6 +70,10 @@ public class SceneModel
         var clazz :Class = ClassUtil.getClass(this);
         var model :SceneModel = new clazz();
 
+        model.sceneId = sceneId;
+        model.name = name;
+        model.version = version;
+
         for each (var aux :AuxModel in auxModels) {
             model.addAuxModel(aux.clone() as AuxModel);
         }