Freeform fortran fixes for sixtrack.s - 4 (CR + STF)
Freeform fortran fixes for sixtrack.s - 4 (CR + STF)

SixTrack/SixTrack,SixTrack/SixTrack,SixTrack/SixTrack,SixTrack/SixTrack,SixTrack/SixTrack,SixTrack/SixTrack