Avoid loading circular relations by storing ids in _loaded object (re: #3056)
Avoid loading circular relations by storing ids in _loaded object
(re: #3056)

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