improved hardlink handling: it now sorts out unsupported hardlinks (that do not reside in the same directory)
improved hardlink handling: it now sorts out unsupported hardlinks (that do not reside in the same directory)

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