Merge "Cert: Fail on unrecognized argument"

        VERBOSE_MODE=true

        shift # past argument

        ;;

        --*) # unknown argument

        echo "$0: unrecognized argument '$1'"

        echo "Try '$0  --help' for more information"

        exit 1

        shift

        ;;

        *)    # unknown option

        POSITIONAL+=("$1") # save it in an array for later

        shift # past argument