TEST: unit test for assignment operator
TEST: unit test for assignment operator

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