adjusted mount helper to new way of option parsing
adjusted mount helper to new way of option parsing

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