public function psr0()
    {
        $i = $this->load($this->composerPath . $this->psrZeroName);

        if ($i !== false) {
            $this->log[] = 'Imported ' . $i . ' classes from psr0';
            return $i;
        }

        $this->log[] = 'Warn: psr0 not found';
        return false;
    }