public function addIncludePath($path = '')
	{
		// Force path to array
		settype($path, 'array');

		// Loop through the path directories
		foreach ($path as $dir)
		{
			if (!empty($dir) && !in_array($dir, self::$paths))
			{
				array_unshift(self::$paths, \Hubzero\Filesystem\Util::normalizePath($dir));
			}
		}

		return self::$paths;
	}