cosmetics: use predicate function HasMaximalValue()
cosmetics: use predicate function HasMaximalValue()

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