Maintenance script update.
Maintenance script update.

Check and skip download URL defined in OntologyConfig.php.
e4ong1031/ontobee,ontoden/ontobee,e4ong1031/ontobee,e4ong1031/ontobee,OntoZoo/ontobee,OntoZoo/ontobee,ontoden/ontobee,OntoZoo/ontobee,ontoden/ontobee,OntoZoo/ontobee,e4ong1031/ontobee