Show tooltip for long background names (closes #3448)
Show tooltip for long background names
(closes #3448)

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