partial         void CopyExtraPropertiesToClone(Set clone, bool includeLocalProperties);
 public Set Clone(bool includeLocalProperties)
 {
     var c = new Set
             {
                 id = id,
                 name = name,
                 ownerId = ownerId,
                 sortOrder = sortOrder,
                 text = text,
                 value = value,
                 valueType = valueType,
             };
     CopyExtraPropertiesToClone(c, includeLocalProperties);
     return c;
 }