Some check added to avoid warnings.
Some check added to avoid warnings.

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