FlightGear - Flight Simulator FGAddon

Harrier-GR3: allow reload of auto-hover code.

Changed all code to use new wrappers for setlistener() and maketimer() that
store all registered handlers so that they can be cleaned up when we reload.

PA28: Aerodynamic improvements by Niels Krenz

DR400: minor fix (thanks D-SVEN)

PA28: adjust window transparency, fix door animation issue (thanks @xen_steda!)

PA28: add new livery by D-SVEN (thanks!), adjust landing light (ALS)

Pilatus PC12: Small revision of the FDM. Added Bumpmap, Reorganized files, cleaned up instruments, added Autostart.

Pilatus PC12: Small revision of the FDM. Added Bumpmap, Reorganized files, cleaned up instruments, added Autostart.

Piper Pa 28 "Cadet": New motor sounds by Herve Soulard and a new texture.

Fix naming of PNG file

Hughes H1 Racer: Total overhaul of the FDM. Addition of BumpMap. Addition of instruments by Stephen MATTOS, reorganization of the files.