do not trash error messages for custom kernel install
do not trash error messages for custom kernel install

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