TEST: add TestFixture::IsHttpObjectFetcher()
TEST: add TestFixture::IsHttpObjectFetcher()

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