Update defcore function to use the latest guidelines
Update defcore function to use the latest guidelines

The latest guidelines are 2018.02
Use the subunit-2to1 filter
Use the local refstackserver to upload the resuls since
the official server now requires keys

gosipyan/automation,aspiers/automation,aspiers/automation,gosipyan/automation,gosipyan/automation,SUSE-Cloud/automation,aspiers/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,gosipyan/automation,aspiers/automation