Improve error propagation in the c-gahp. #4557
Improve error propagation in the c-gahp. #4557

In particular, pass a CondorError object to ConnectQ(). And when an
error is probably a CEDAR authorization failure, mention that in the
error message.

htcondor/htcondor,neurodebian/htcondor,htcondor/htcondor,htcondor/htcondor,neurodebian/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,neurodebian/htcondor,neurodebian/htcondor,htcondor/htcondor,neurodebian/htcondor,neurodebian/htcondor,neurodebian/htcondor,neurodebian/htcondor,htcondor/htcondor,neurodebian/htcondor