Issue #23507:initial commit
Issue #23507:implement location_usable
Issue #23507:tweak implementation files
fix merge conflicts
Issue #23507:drop column itemsite_nnqoh
Merge remote-tracking branch 'XTUPLE/4_7_x' into gary23507
remove references to itemsite_nnqoh
Merge pull request #1811 from shackbarth/gary23507

issue #23507: non-nettable refactor