backed out 648b42a75739, which was a NON-trivial whitespace commit.  It broke the Typography class's string replacements, for instance
diff --git a/application/config/config.php b/application/config/config.php
index bcda884..1ec6543 100644
--- a/application/config/config.php
+++ b/application/config/config.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');
 
 /*
 |--------------------------------------------------------------------------
@@ -34,7 +34,7 @@
 |--------------------------------------------------------------------------
 |
 | This item determines which server global should be used to retrieve the
-| URI string. The default setting of 'AUTO' works for most servers.
+| URI string.  The default setting of 'AUTO' works for most servers.
 | If your links do not seem to work, try one of the other delicious flavors:
 |
 | 'AUTO'			Default - auto detects
@@ -88,7 +88,7 @@
 |--------------------------------------------------------------------------
 |
 | If you would like to use the 'hooks' feature you must enable it by
-| setting this variable to TRUE (boolean). See the user guide for details.
+| setting this variable to TRUE (boolean).  See the user guide for details.
 |
 */
 $config['enable_hooks'] = FALSE;
@@ -100,7 +100,7 @@
 |--------------------------------------------------------------------------
 |
 | This item allows you to set the filename/classname prefix when extending
-| native libraries. For more information please see the user guide:
+| native libraries.  For more information please see the user guide:
 |
 | http://codeigniter.com/user_guide/general/core_classes.html
 | http://codeigniter.com/user_guide/general/creating_libraries.html
@@ -115,11 +115,11 @@
 |--------------------------------------------------------------------------
 |
 | This lets you specify with a regular expression which characters are permitted
-| within your URLs. When someone tries to submit a URL with disallowed
+| within your URLs.  When someone tries to submit a URL with disallowed
 | characters they will get a warning message.
 |
 | As a security measure you are STRONGLY encouraged to restrict URLs to
-| as few characters as possible. By default only these are allowed: a-z 0-9~%.:_-
+| as few characters as possible.  By default only these are allowed: a-z 0-9~%.:_-
 |
 | Leave blank to allow all characters -- but only if you are insane.
 |
@@ -137,7 +137,7 @@
 | By default CodeIgniter uses search-engine friendly segment based URLs:
 | example.com/who/what/where/
 |
-| By default CodeIgniter enables access to the $_GET array. If for some
+| By default CodeIgniter enables access to the $_GET array.  If for some
 | reason you would like to disable it, set 'allow_get_array' to FALSE.
 |
 | You can optionally enable standard query string based URLs:
@@ -210,7 +210,7 @@
 |--------------------------------------------------------------------------
 |
 | Leave this BLANK unless you would like to set something other than the default
-| system/cache/ folder. Use a full server path with trailing slash.
+| system/cache/ folder.  Use a full server path with trailing slash.
 |
 */
 $config['cache_path'] = '';
@@ -221,7 +221,7 @@
 |--------------------------------------------------------------------------
 |
 | If you use the Encryption class or the Session class you
-| MUST set an encryption key. See the user guide for info.
+| MUST set an encryption key.  See the user guide for info.
 |
 */
 $config['encryption_key'] = '';
@@ -233,9 +233,9 @@
 |
 | 'sess_cookie_name'		= the name you want for the cookie
 | 'sess_expiration'			= the number of SECONDS you want the session to last.
-|  by default sessions last 7200 seconds (two hours). Set to zero for no expiration.
+|   by default sessions last 7200 seconds (two hours).  Set to zero for no expiration.
 | 'sess_expire_on_close'	= Whether to cause the session to expire automatically
-|  when the browser window is closed
+|   when the browser window is closed
 | 'sess_encrypt_cookie'		= Whether to encrypt the cookie
 | 'sess_use_database'		= Whether to save the session data to a database
 | 'sess_table_name'			= The name of the session database table
@@ -261,8 +261,8 @@
 |
 | 'cookie_prefix' = Set a prefix if you need to avoid collisions
 | 'cookie_domain' = Set to .your-domain.com for site-wide cookies
-| 'cookie_path'  = Typically will be a forward slash
-| 'cookie_secure' = Cookies will only be set if a secure HTTPS connection exists.
+| 'cookie_path'   =  Typically will be a forward slash
+| 'cookie_secure' =  Cookies will only be set if a secure HTTPS connection exists.
 |
 */
 $config['cookie_prefix']	= "";
@@ -303,16 +303,16 @@
 | Output Compression
 |--------------------------------------------------------------------------
 |
-| Enables Gzip output compression for faster page loads. When enabled,
+| Enables Gzip output compression for faster page loads.  When enabled,
 | the output class will test whether your server supports Gzip.
 | Even if it does, however, not all browsers support compression
 | so enable only if you are reasonably sure your visitors can handle it.
 |
-| VERY IMPORTANT: If you are getting a blank page when compression is enabled it
+| VERY IMPORTANT:  If you are getting a blank page when compression is enabled it
 | means you are prematurely outputting something to your browser. It could
-| even be a line of whitespace at the end of one of your scripts. For
+| even be a line of whitespace at the end of one of your scripts.  For
 | compression to work, nothing can be sent before the output buffer is called
-| by the output class. Do not 'echo' any values with compression enabled.
+| by the output class.  Do not 'echo' any values with compression enabled.
 |
 */
 $config['compress_output'] = FALSE;
@@ -322,9 +322,9 @@
 | Master Time Reference
 |--------------------------------------------------------------------------
 |
-| Options are 'local' or 'gmt'. This pref tells the system whether to use
+| Options are 'local' or 'gmt'.  This pref tells the system whether to use
 | your server's local time as the master 'now' reference, or convert it to
-| GMT. See the 'date helper' page of the user guide for information
+| GMT.  See the 'date helper' page of the user guide for information
 | regarding date handling.
 |
 */
@@ -338,7 +338,7 @@
 |
 | If your PHP installation does not have short tag support enabled CI
 | can rewrite the tags on-the-fly, enabling you to utilize that syntax
-| in your view files. Options are TRUE or FALSE (boolean)
+| in your view files.  Options are TRUE or FALSE (boolean)
 |
 */
 $config['rewrite_short_tags'] = FALSE;