Remove query ad-related code
Remove query ad-related code

The query ad is redundant given the other filtering options present in
the code, and the other options are more flexible.

bbockelm/condor-ce-historic,djw8605/htcondor-ce,bbockelm/htcondor-ce,brianhlin/htcondor-ce,opensciencegrid/htcondor-ce,bbockelm/condor-ce-historic,bbockelm/htcondor-ce,bbockelm/htcondor-ce,matyasselmeci/htcondor-ce,bbockelm/condor-ce-historic,djw8605/htcondor-ce,djw8605/htcondor-ce,opensciencegrid/htcondor-ce,matyasselmeci/htcondor-ce,matyasselmeci/htcondor-ce,brianhlin/htcondor-ce,brianhlin/htcondor-ce,opensciencegrid/htcondor-ce