fix logical operator when checking for running http server
fix logical operator when checking for running http server

DrDaveD/cvmfs,DrDaveD/cvmfs,djw8605/cvmfs,DrDaveD/cvmfs,cvmfs/cvmfs,cvmfs/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,djw8605/cvmfs,cvmfs/cvmfs,Gangbiao/cvmfs,djw8605/cvmfs,DrDaveD/cvmfs,Gangbiao/cvmfs,DrDaveD/cvmfs,djw8605/cvmfs,cvmfs/cvmfs,DrDaveD/cvmfs,Gangbiao/cvmfs,Gangbiao/cvmfs,cvmfs/cvmfs,djw8605/cvmfs,DrDaveD/cvmfs,cvmfs/cvmfs