issue #21989: rehab item spec
issue #21989: add barcode field
issue #21989: item alias model
issue #21989: views for item alias and upc code
issue #21989: account on item alias
issue #21989: item aliases on item site list
RestQuery class; initial commit
issue #21989: repurpose itemsForCustomer
issue #21989: do not necessarily filter the list in the completer based on the input
issue #21989: put bar code on itemsite list
issue #21989: filter by alias customer
issue #21989: bugfix
issue #21989: make item_site spec
issue #21989: update line item customer part number with alias
added xtuple-query module; tests setup; is sane
issue #21989: put itemsite search under preliminary test
issue #21989: item alias model
issue #21989: nerf broken test
Merge branch 'master' into 21224-rest-api-queries
querylib tests pass; basic query translation working for xt.get