Keep track of new row and keep it sorted last (closes #3960)
Keep track of new row and keep it sorted last
(closes #3960)

ngageoint/hootenanny-ui,mapmeld/iD,AndreasHae/iD,ngageoint/hootenanny-ui,AndreasHae/iD,kartta-labs/iD,ngageoint/hootenanny-ui,openstreetmap/iD,AndreasHae/iD,1ec5/iD,kartta-labs/iD,digidem/iD,1ec5/iD,kartta-labs/iD,mapmeld/iD,1ec5/iD,mapmeld/iD,bagage/iD,openstreetmap/iD,openstreetmap/iD,morray/iD,bagage/iD,morray/iD,digidem/iD,bagage/iD