Refactor: use centralised manifest fetching in lsrepo
Refactor: use centralised manifest fetching in lsrepo

djw8605/cvmfs,djw8605/cvmfs,trshaffer/cvmfs,cvmfs/cvmfs,trshaffer/cvmfs,alhowaidi/cvmfsNDN,Gangbiao/cvmfs,Gangbiao/cvmfs,Moliholy/cvmfs,cvmfs/cvmfs,reneme/cvmfs,reneme/cvmfs,Moliholy/cvmfs,trshaffer/cvmfs,cvmfs/cvmfs,reneme/cvmfs,Moliholy/cvmfs,Moliholy/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,djw8605/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,alhowaidi/cvmfsNDN,Gangbiao/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,Moliholy/cvmfs,Gangbiao/cvmfs,reneme/cvmfs,alhowaidi/cvmfsNDN,trshaffer/cvmfs,DrDaveD/cvmfs,reneme/cvmfs,DrDaveD/cvmfs,DrDaveD/cvmfs,trshaffer/cvmfs,djw8605/cvmfs,cvmfs/cvmfs,alhowaidi/cvmfsNDN,alhowaidi/cvmfsNDN,djw8605/cvmfs,cvmfs/cvmfs,cvmfs/cvmfs