^^^^^^^^^^^^^^^^
* Add Creating zone
* Sub-command 'zone_create'
* Support MASTER, SLAVE, NATIVE
* execute next process:
. creating template
. creating zone
. deleting template
* Remove template_create_update sub-command
* Add Deleting zone
* Sub-command 'zone_delete'
* Add options of soa sub-command
* Add option '--domain' to bulk_create, bulk_delete sub-commands