--044 container with proxy root objects for interactive use cases-- --050 base types for PLM_reference_feature and PLM_containment_feature added-- --055 rename element names PLM_proxy_feature ans PLM_proxy_object-- --067 change base type of Proxy_query to Concatenatable_query-- --054 set PLM_containment_feature.Value nillable=true-- --058 060504 add element opaque_server_data to Proxy_query-- --091 060515 add element inverse to PLM_reference_feature-- --092 061012 add new complexTypes as extension of PLM_proxy_feature with element Value of simple types (int, boolean, string, double)--