fix array concat
fix array concat

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