feature#8022 Make the getNode function public (DomCrawler) (wesleyh)

This PR was merged into the master branch.

Discussion
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Make the getNode function public (DomCrawler)

The getNode function should be public so that DomElement objects can be accessed directly if need be without having to loop manually.

Use case: Want to get to the tagname of a specific domelement.

Commits
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9868415 Make getNode function public

src/Symfony/Component/DomCrawler/Crawler.php

@@ -789,7 +789,7 @@ class Crawler extends \SplObjectStorage
      *
      * @return \DOMElement|null
      */
-    protected function getNode($position)
+    public function getNode($position)
     {
         foreach ($this as $i => $node) {
             if ($i == $position) {