[Therion] team / instrumet bug? MINOR

This works. team "Nic Barth" station team "Bruce Mutton" dog instrument station "Nics Garmin Etrex GPS" If 'station' is replaced with 'instruments', it also works fine. However this crashes on the first line. team "Nic Barth" position team "Bruce Mutton" dog instrument position "Nics Garmin Etrex GPS" with the error D:\Program Files\Therion\therion.exe: error -- ArthurNorthAreaINDEX.th [674] -- unknown team role - position Therion Book p18 suggests it should work OK