| ⇢ | A | RefsWidget added | |
| A | ↛ | RefsUI removed |
| ⇢ | B | RefsWidget._show_refs() added | |
| ⇢ | A | RefsWidget.__init__() added | |
| ⇢ | A | Window.show_refs() added | |
| ⇢ | A | RefsWidget.show_refs() added | |
| ⇢ | A | RefsWidget.clear() added | |
| B | ↛ | RefsUI._show_refs() removed | |
| A | ↛ | RefsUI.show_refs() removed | |
| A | ↛ | RefsUI.__init__() removed | |
| A | ↛ | RefsUI.clear() removed | |
| A | ↛ | UaClient.get_all_refs() removed |