A specially modified Airbus A350 plane touched down in France on Tuesday after a record 24-hour test flight from Australia, ahead of its joining Qantas’s fleet next year. Its 23,076-kilometre journey — across three continents and two oceans, and through two sunsets and two dawns — was one of the most-watched flights shown on the Flightradar24 tracking site. It was also a crucial step before Australian airline Qantas receives its first A350-1000ULR in April next year...