Deletes specified Virtual Server
id – the ID of a VS you want to delete
convert_last_backup – set 1 to convert the last VS's backup to template, otherwise set 0
destroy_all_backups – set 1 to destroy all existing backups of this VS, otherwise set 0
Returns 204 status on success and 422 on failure
curl -i -X DELETE -u user:userpass <api_url>/virtual_machines/:id.json?convert_last_backup=1&destroy_all_backups=1
curl -i -X DELETE -u user:userpass <api_url>/virtual_machines/:id.xml?convert_last_backup=1&destroy_all_backups=1