FIX: check successful history fetch
FIX: check successful history fetch

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