Add initial version of iscsictl.py helper.
Add initial version of iscsictl.py helper.

iscsictl.py is a helper for QA to setup iSCSI targets and initiators.

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