FIX: making WritableCatalogManager balancing process more verbose
FIX: making WritableCatalogManager balancing process more verbose

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