pakeApp::usage PHP Method

    public function usage($hint_about_help = true)
    {
        echo self::$EXEC_NAME . " [-f pakefile] {options} targets…\n";
        if (true === $hint_about_help) {
            echo 'Try "';
            echo pakeColor::colorize(self::$EXEC_NAME . ' help', 'INFO');
            echo '" for more information' . "\n";
        }
    }