diff --git a/user_guide/general/changelog.html b/user_guide/general/changelog.html
index 5d49967..59a02f8 100644
--- a/user_guide/general/changelog.html
+++ b/user_guide/general/changelog.html
@@ -74,15 +74,19 @@
 <li>Added the ability to <a href="core_classes.html">replace core system classes</a> with your own classes.</li>
 <li>Added support for % character in URL.</li>
 <li>Added the ability to supply full URLs using the <dfn>anchor()</dfn> helper function.</li>
-<li>Moved the MIME type array out of the Upload class and into its own file in the applications/comfig/ folder.</li>
+<li>Moved the list of "allowed URI characters" out of the Router class and into the config file.</li>
+<li>Moved the MIME type array out of the Upload class and into its own file in the applications/config/ folder.</li>
 <li>Updated the URI Protocol code to allow more options so that URLs will work more reliably in different environments.</li>
 <li>Updated the <dfn>form_open()</dfn> helper to allow the GET method to be used.</li>
+<li>Updated the MySQLi <dfn>execute()</dfn> function with some code to help prevent lost connection errors.</li>
+<li>Updated the Models loader function to allow multiple loads of the same model.</li>
+<li>Updated the MS SQL driver so that single quotes are escaped.</li>
 <li>Removed a strtolower() call that was changing URL segments to lower case.</li>
 <li>Removed some references that were interfering with PHP 4.4.1 compatibility.</li>
 <li>Removed backticks from Postgre class since these are not needed.</li>
-<li>Deprecated the hash() function due to a naming conflict with a native PHP function with the same name.  Please use dohash() instead.</li>
-<li>Fixed an issue when removing GET variables.</li>
-<li>Fixed <a href="http://www.codeigniter.com/forums/viewthread/773/">this</a> router bug.</li>
+<li>Deprecated the hash() function due to a naming conflict with a native PHP function with the same name.  Please use <kbd>dohash()</kbd> instead.</li>
+<li>Fixed an bug that was preventing the input class from unsetting GET variables.</li>
+<li>Fixed a router bug that was making it too greedy when matching end segments.</li>
 <li>Fixed a bug that was preventing multiple discreet database calls.</li>
 <li>Fixed a bug in which loading a language file was producing a "file contains no data" message.</li>
 <li>Fixed a session bug caused by the XSS Filtering feature inadvertently changing the case of certain words.</li>
diff --git a/user_guide/general/controllers.html b/user_guide/general/controllers.html
index b45b5ae..4dc94cb 100644
--- a/user_guide/general/controllers.html
+++ b/user_guide/general/controllers.html
@@ -212,7 +212,7 @@
 
 <p>Simply create folders within your <dfn>application/controllers</dfn> directory and place your controller classes within them.</p>
 
-<p><strong>Note:</strong>&nbsp; When using this feature the first segment or your URI must specify the folder.  For example, lets say you have a controller
+<p><strong>Note:</strong>&nbsp; When using this feature the first segment of your URI must specify the folder.  For example, lets say you have a controller
 located here:</p>
 
 <code>application/controllers/<kbd>products</kbd>/shoes.php</code>
diff --git a/user_guide/general/core_classes.html b/user_guide/general/core_classes.html
index 1e59684..4abe067 100644
--- a/user_guide/general/core_classes.html
+++ b/user_guide/general/core_classes.html
@@ -64,7 +64,7 @@
 
 <p>Every time Code Igniter runs there are several base classes that are initialized automatically as part of the core framework.
 It is possible, however, to swap any of the core system classes with your own versions.&nbsp;  <strong>Most users will never have any need to do this,
-but the option to replace them does exist for those that would like to significantly alter the Code Igniter core.</strong>
+but the option to replace them does exist for those who would like to significantly alter the Code Igniter core.</strong>
 </p>
 
 <p class="important"><strong>Note:</strong>&nbsp; Replacing a core system class with your own version has a lot of implications, so make sure you 
diff --git a/user_guide/installation/upgrade_140.html b/user_guide/installation/upgrade_140.html
index 7f25c44..bd84c24 100644
--- a/user_guide/installation/upgrade_140.html
+++ b/user_guide/installation/upgrade_140.html
@@ -87,7 +87,33 @@
 </ul>
 
 
-<h2>Step 4: Update your user guide</h2>
+<h2>Step 2: Update your config.php file</h2>
+
+<p>Open your <dfn>application/config/config.php</dfn> file and add these new items:</p>
+
+<pre>
+/*
+|--------------------------------------------------------------------------
+| Allowed URL Characters
+|--------------------------------------------------------------------------
+|
+| This lets you specify which characters are permitted 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~%.:_-
+|
+| Leave blank to allow all characters -- but only if you are insane.
+| 
+| DO NOT CHANGE THIS UNLESS YOU FULLY UNDERSTAND THE REPERCUSSIONS!!
+|
+*/
+$config['permitted_uri_chars'] = 'a-z 0-9~%.:_-';
+</pre>
+
+
+<h2>Step 3: Update your user guide</h2>
 
 <p>Please also replace your local copy of the user guide with the new version.</p>