add script to download complete catalog graph
add script to download complete catalog graph

trshaffer/cvmfs,cvmfs/cvmfs,alhowaidi/cvmfsNDN,DrDaveD/cvmfs,reneme/cvmfs,reneme/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,Gangbiao/cvmfs,alhowaidi/cvmfsNDN,cvmfs-testing/cvmfs,MicBrain/cvmfs,alhowaidi/cvmfsNDN,cvmfs/cvmfs,cvmfs/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,MicBrain/cvmfs,djw8605/cvmfs,Moliholy/cvmfs,cvmfs-testing/cvmfs,Gangbiao/cvmfs,Gangbiao/cvmfs,Moliholy/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,alhowaidi/cvmfsNDN,Moliholy/cvmfs,trshaffer/cvmfs,trshaffer/cvmfs,reneme/cvmfs,Moliholy/cvmfs,cvmfs/cvmfs,reneme/cvmfs,trshaffer/cvmfs,cvmfs-testing/cvmfs,MicBrain/cvmfs,djw8605/cvmfs,alhowaidi/cvmfsNDN,DrDaveD/cvmfs,MicBrain/cvmfs,djw8605/cvmfs,djw8605/cvmfs,Moliholy/cvmfs,cvmfs/cvmfs,djw8605/cvmfs,trshaffer/cvmfs,reneme/cvmfs,cvmfs-testing/cvmfs,MicBrain/cvmfs,DrDaveD/cvmfs,cvmfs-testing/cvmfs