Increase percision on RegEx statement that was triggering on wiki con…

…tent if it contained the string 'class' followed by the string 'row' eg. 'Middle class borrowing has increased'.

Strapping.skin.php

@@ -263,7 +263,7 @@ public function execute() {
 
         <!-- innerbodycontent -->
         <?php # Peek into the body content of articles, to see if a custom layout is used
-        if ($wgStrappingSkinUseStandardLayout || preg_match("/class.*row/i", $this->data['bodycontent']) && $this->data['articleid']) {
+        if ($wgStrappingSkinUseStandardLayout || preg_match("/<div.*class.*row.*>/i", $this->data['bodycontent']) && $this->data['articleid']) {
           # If there's a custom layout, the H1 and layout is up to the page ?>
           <div id="innerbodycontent" class="layout">
             <h1 id="firstHeading" class="firstHeading page-header">