FlightGear - Flight Simulator FGAddon

C182S: hbeni enhanced the KT76c transponder with little better performance demanding;TST mode fully implemented; "R" reply annunciator behaves correctly now (blink/steady/off, depending on mode and power); Multiplayer compatible to ATCPie

P-51D: remove redundant product tag around single factor

DR400-dauphin: Remove redundant product tags for single factor in function

add more comment to Skeleton addon-main.nas

Cessna 182 S: bug fixes; JSBSim tags correction; Icing effects on lift, drag, engine, propeller; documentation and a lot of more things

F-15: added missing file for new CAS

Cessna 182 S: bug fixes; JSBSim tags correction; Icing effects on lift, drag, engine, propeller; documentation and a lot of more things

Saab 37 v4.313:
Effect: Heavy rain now also do spray.
GUI: {it0uchpods} View system overhaul.
Model: {Richard} Added fallback model index. Also added a Viggen fallback model to 2018.3.1 $FGDATA.
Arms: Updated missile code.
Effect: Normal map is now DDS format.
Aero: {Richard} Fixed some ambiguous JSB calcs.
HUD: Fixed that at higher speeds, the digital readout would show in KT for metric mode.

Saab 37 v4.313:
Effect: Heavy rain now also do spray.
GUI: {it0uchpods} View system overhaul.
Model: {Richard} Added fallback model index. Also added a Viggen fallback model to 2018.3.1 $FGDATA.
Arms: Updated missile code.
Effect: Normal map is now DDS format.
Aero: {Richard} Fixed some ambiguous JSB calcs.
HUD: Fixed that at higher speeds, the digital readout would show in KT for metric mode.

Update addon Skeleton/README