tweaking error reporting in cloud instance handler
tweaking error reporting in cloud instance handler

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