Refs #10373 Add context menu to Refl UI table
Refs #10373 Add icon to Open Table items
Refs #10373 Add process to context menu
Refs #10373 Split AddRow → AppendRow/PrependRow
Refs #10373 Improve context menu

* Reposition GroupRows
* Add AppendRow
* Add PrependRow
* Add ExpandSelection
Refs #10373 Add Row menu to menubar
Refs #10373 Update unit test for ReflMainViewPresenter
Refs #10373 Test prepending rows
Refs #10373 Remove unused variable
Merge remote-tracking branch 'origin/feature/10373_refl_ui_context_menu'