[php-symfony2-DomCrawler] Added require for optional PEAR dependency

[Shawn Iwinski]

commit d808c020c1506496ab1c2ddff5c81494c90eb94e
Author: Shawn Iwinski <shawn.iwinski at gmail.com>
Date:   Mon Jun 11 22:31:17 2012 -0400

    Added require for optional PEAR dependency
    
    - Added php-pear(%{pear_channel}/CssSelector) require
    - Removed ownership for directories already owned by required packages