fixed bug in pagination library

return value of ceil is of type float
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index 008c151..d10bef3 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -131,7 +131,7 @@
 		$num_pages = ceil($this->total_rows / $this->per_page);
 
 		// Is there only one page? Hm... nothing more to do here then.
-		if ($num_pages === 1)
+		if ($num_pages == 1)
 		{
 			return '';
 		}