backed out 648b42a75739, which was a NON-trivial whitespace commit. It broke the Typography class's string replacements, for instance
diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php
index 3686c2d..515550e 100644
--- a/system/core/Benchmark.php
+++ b/system/core/Benchmark.php
@@ -1,4 +1,4 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
@@ -19,7 +19,7 @@
* CodeIgniter Benchmark Class
*
* This class enables you to mark points and calculate the time difference
- * between them. Memory consumption can also be displayed.
+ * between them. Memory consumption can also be displayed.
*
* @package CodeIgniter
* @subpackage Libraries