CFBundleIconFile FlightGear.icns CFBundlePackageType APPL CFBundleGetInfoString FlightGear nightly build CFBundleSignature ???? CFBundleExecutable fgfs CFBundleIdentifier org.flightgear.FlightGear CFBundleVersion <%= fgVersion %> CFBundleShortVersionString unstable nightly build LSMinimumSystemVersion 10.5.0