code: private CommandOption find(CommandOption option) {
  
  		Assert.notNull(option, "Missing option!");
  
  		Optional<CommandOption> found = options.stream().filter(o -> o.is(option)).findFirst();
  		return found.orElse(null);
  	}
docs: Finds similar option by name or short name
  
  @param option to provide info
  @return found option or null if none found