Make unsquare threshold field wider to account for stepper control in Firefox (close #6418)
Make unsquare threshold field wider to account for stepper control in Firefox (close #6418)

kartta-labs/iD,digidem/iD,digidem/iD,morray/iD,openstreetmap/iD,kartta-labs/iD,openstreetmap/iD,kartta-labs/iD,openstreetmap/iD,morray/iD