adapt postinstall script for /usr/local
adapt postinstall script for /usr/local

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