Revert "exclude options_mgr as source of fd leak in unit test"
Revert "exclude options_mgr as source of fd leak in unit test"

This reverts commit b70fc9404d78fbbd331511dbebf334bb45593aa2.

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