Add to aircraft.cfg

[fltsim.x]
title =AI-Mi8-proba White & blue
sim =Mi-8T
model =
panel =
sound =
texture =w
panel_alias =
sound_alias =
kb_checklists =
kb_reference =
atc_id =
atc_id_color = 0xffffffff
atc_parking_types =GATE
atc_parking_code =
ui_manufacturer =AI Mil
ui_type =Mi-8C
ui_variation =proba White & blue
description = -8     
atc_heavy=0
atc_airline=AFL
atc_flight_number=11111
atc_parking_codes=MI8C

[fltsim.x+1]
title =AI-Mi8-proba orange
sim =Mi-8T
model =
panel =
sound =
texture =or
panel_alias =
sound_alias =
kb_checklists =
kb_reference =
atc_id =
atc_id_color = 0xffffffff
atc_parking_types =GATE
atc_parking_code =
ui_manufacturer =AI Mil
ui_type =Mi-8C
ui_variation =proba orange
description = -8     
atc_heavy=0
atc_airline=AFL
atc_flight_number=11112
atc_parking_codes=MI8C

