(hopefully) fix article summary to work around newlines in the first paragraph

plugins/function.articlesummary.php

@@ -9,7 +9,7 @@
 		$linky = "<span style=\"float: right\"><a href=\"/News/".rawurlencode($title)."\">Read More</a></span>";
 
 		$matches = array();
-		preg_match("/^(<p>.*?<\/p>)/", $article, $matches);
+		preg_match("/^(<p>.*?<\/p>)/s", $article, $matches);
 		$summary = preg_replace("/<\/p>/","$linky</p>", $matches[0]);
 		return $summary;
 	}