Enable tutorial to survive a complete lack of airplanes
Enable tutorial to survive a complete lack of airplanes

ghariman/atc,erikquinn/atc,tedrek/atc,erikquinn/atc,luznicky/atc,tedrek/atc,tedrek/atc,luznicky/atc,luznicky/atc,jpeterson1346/atc,ghariman/atc,jpeterson1346/atc,erikquinn/atc,ghariman/atc,jpeterson1346/atc