Set back to null columns for OneToMany grid so I'm not breking anything right now.

inabox.wpf/DynamicGrid/DynamicOneToManyGrid.cs

@@ -133,7 +133,7 @@ namespace InABox.DynamicGrid
                     criteria.Add(new Filter<TMany>(exp).IsEqualTo(Item.ID).And(exp).IsNotEqualTo(Guid.Empty));
                     criteria.AddRange(Criteria.Items);
                     var sort = LookupFactory.DefineSort<TMany>();
-                    data = new Client<TMany>().Query(criteria.Combine(), DynamicGridUtils.LoadEditorColumns(DataColumns()), sort);
+                    data = new Client<TMany>().Query(criteria.Combine(), null, sort);
                 }
             }