...
- Removed ITEM_STRUCTURE and children.
- Added attribute structure_type:CODE_PRHASE to CLUSTER (as in 13606 model)
- Added method is_root() to ITEM
- ITEM inherits from DATA_STRUCTURE
- Added backguards relationship "parent" from ITEM to CLUSTER
Diagram
I have the source of this diagram if anyone wants it, it's a .dia file (http://live.gnome.org/Dia)
...