Limit docker container hostnames to 63 characters HTCONDOR-473
Limit docker container hostnames to 63 characters HTCONDOR-473

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor