From Paul Martz, "I've added support for indexed light points and the light

point appearance palette to the OpenFlight loader. Both are 15.8 features.
I also added parsing/comments regarding other things that have changed for
v15.8."

src/osgPlugins/flt/GroupRecord.cpp

@@ -34,4 +34,11 @@ void GroupRecord::endian()
     ENDIAN( pSGroup->iSpecialId_1 );
     ENDIAN( pSGroup->iSpecialId_2 );
     ENDIAN( pSGroup->iSignificance );
+
+	if (getFltFile()->getFlightVersion() >= 1580 )
+	{
+		ENDIAN( pSGroup->iLoopCount );
+		ENDIAN( pSGroup->fLoopDuration );
+		ENDIAN( pSGroup->fLastFrameDuration );
+	}
 }