diff --git a/system/codeigniter/Base4.php b/system/codeigniter/Base4.php
index 2793317..b2713b6 100644
--- a/system/codeigniter/Base4.php
+++ b/system/codeigniter/Base4.php
@@ -7,31 +7,31 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.3
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
  * CI_BASE - For PHP 4
- * 
+ *
  * This file is used only when Code Igniter is being run under PHP 4.
- * 
- * In order to allow CI to work under PHP 4 we had to make the Loader class 
+ *
+ * In order to allow CI to work under PHP 4 we had to make the Loader class
  * the parent of the Controller Base class.  It's the only way we can
- * enable functions like $this->load->library('email') to instantiate 
+ * enable functions like $this->load->library('email') to instantiate
  * classes that can then be used within controllers as $this->email->send()
  *
- * PHP 4 also has trouble referencing the CI super object within application 
+ * PHP 4 also has trouble referencing the CI super object within application
  * constructors since objects do not exist until the class is fully
  * instantiated.  Basically PHP 4 sucks...
  *
- * Since PHP 5 doesn't suffer from this problem so we load one of 
+ * Since PHP 5 doesn't suffer from this problem so we load one of
  * two files based on the version of PHP being run.
- * 
+ *
  * @package		CodeIgniter
  * @subpackage	codeigniter
  * @category	front-controller
@@ -56,7 +56,7 @@
 {
 	global $CI, $OBJ;
 	
-	if (is_object($CI)) 
+	if (is_object($CI))
 	{
 		return $CI;
 	}
diff --git a/system/codeigniter/Base5.php b/system/codeigniter/Base5.php
index e37c257..0d036fa 100644
--- a/system/codeigniter/Base5.php
+++ b/system/codeigniter/Base5.php
@@ -7,22 +7,22 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.3
  * @filesource
  */
- 
- 
+
+
 // ------------------------------------------------------------------------
 
 /**
  * CI_BASE - For PHP 5
- * 
+ *
  * This file contains some code used only when Code Igniter is being
  * run under PHP 5.  It allows us to manage the CI super object more
  * gracefully than what is possible with PHP 4.
- * 
+ *
  * @package		CodeIgniter
  * @subpackage	codeigniter
  * @category	front-controller
@@ -32,22 +32,22 @@
 
 class CI_Base {
 
-    private static $instance;
+	private static $instance;
 
-    public function CI_Base()
-    {
-        self::$instance =& $this;
-    }
-    
-    public static function &get_instance()
-    {
-        return self::$instance;
-    }
+	public function CI_Base()
+	{
+		self::$instance =& $this;
+	}
+
+	public static function &get_instance()
+	{
+		return self::$instance;
+	}
 }
 
 function &get_instance()
 {
-    return CI_Base::get_instance();    
+	return CI_Base::get_instance();
 }
 
 
diff --git a/system/codeigniter/CodeIgniter.php b/system/codeigniter/CodeIgniter.php
index 409cf77..fb27191 100644
--- a/system/codeigniter/CodeIgniter.php
+++ b/system/codeigniter/CodeIgniter.php
@@ -7,26 +7,26 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
  * System Front Controller
  *
- * Loads the base classes and executes the request. 
- * 
+ * Loads the base classes and executes the request.
+ *
  * @package		CodeIgniter
  * @subpackage	codeigniter
  * @category	Front-controller
  * @author		Rick Ellis
  * @link		http://www.codeigniter.com/user_guide/
  */
- 
+
 define('APPVER', '1.5.0');
 
 /*
@@ -84,7 +84,7 @@
  *	Is there a valid cache file?  If so, we're done...
  * ------------------------------------------------------
  */
- 
+
 if ($EXT->_call_hook('cache_override') === FALSE)
 {
 	if ($OUT->_display_cache($CFG, $RTR) == TRUE)
@@ -107,17 +107,17 @@
  * ------------------------------------------------------
  *  Load the app controller and local controller
  * ------------------------------------------------------
- * 
+ *
  *  Note: Due to the poor object handling in PHP 4 we'll
  *  conditionally load different versions of the base
  *  class.  Retaining PHP 4 compatibility requires a bit of a hack.
  *
  *  Note: The Loader class needs to be included first
- * 
+ *
  */
- 
-load_class('Loader', FALSE); 
-  
+
+load_class('Loader', FALSE);
+
 if (floor(phpversion()) < 5)
 {
 	require(BASEPATH.'codeigniter/Base4'.EXT);
@@ -127,7 +127,7 @@
 	require(BASEPATH.'codeigniter/Base5'.EXT);
 }
 
-load_class('Controller', FALSE); 
+load_class('Controller', FALSE);
 
 require(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().EXT);
 
@@ -139,9 +139,9 @@
  * ------------------------------------------------------
  *  Security check
  * ------------------------------------------------------
- * 
+ *
  *  None of the functions in the app controller or the
- *  loader class can be called via the URI, nor can 
+ *  loader class can be called via the URI, nor can
  *  controller functions that begin with an underscore
  */
 $class  = $RTR->fetch_class();
@@ -150,7 +150,7 @@
 
 if ( ! class_exists($class)
 	OR $method == 'controller'
-	OR substr($method, 0, 1) == '_' 
+	OR substr($method, 0, 1) == '_'
 	OR in_array($method, get_class_methods('Controller'), TRUE)
 	)
 {
@@ -205,7 +205,7 @@
 			show_404();
 		}
 
-		// Call the requested method.  
+		// Call the requested method.
 		// Any URI segments present (besides the class/function) will be passed to the method for convenience		
 		call_user_func_array(array(&$CI, $method), array_slice($RTR->rsegments, (($RTR->fetch_directory() == '') ? 2 : 3)));		
 	}
@@ -226,7 +226,7 @@
  *  Send the final rendered output to the browser
  * ------------------------------------------------------
  */
- 
+
 if ($EXT->_call_hook('display_override') === FALSE)
 {
 	$OUT->_display();
diff --git a/system/codeigniter/Common.php b/system/codeigniter/Common.php
index a82d486..c8078bf 100644
--- a/system/codeigniter/Common.php
+++ b/system/codeigniter/Common.php
@@ -7,26 +7,26 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
  * Common Functions
  *
- * Loads the base classes and executes the request. 
- * 
+ * Loads the base classes and executes the request.
+ *
  * @package		CodeIgniter
  * @subpackage	codeigniter
  * @category	Common Functions
  * @author		Rick Ellis
  * @link		http://www.codeigniter.com/user_guide/
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -35,7 +35,7 @@
 * This function acts as a singleton.  If the requested class does not
 * exist it is instantiated and set to a static variable.  If it has
 * previously been instantiated the variable is returned.
-* 
+*
 * @access	public
 * @param	string	the class name being requested
 * @param	bool	optional flag that lets classes get loaded but not instantiated
@@ -150,9 +150,9 @@
 * Error Handler
 *
 * This function lets us invoke the exception class and
-* display errors using the standard error template located 
+* display errors using the standard error template located
 * in application/errors/errors.php
-* This function will send the error page directly to the 
+* This function will send the error page directly to the
 * browser and exit.
 *
 * @access	public
@@ -185,7 +185,7 @@
 
 
 /**
-* Error Logging Interface 
+* Error Logging Interface
 *
 * We use this as a simple mechanism to access the logging
 * class and send messages to be logged.
@@ -212,8 +212,8 @@
 * Exception Handler
 *
 * This is the custom exception handler we defined at the
-* top of this file. The main reason we use this is permit 
-* PHP errors to be logged in our own log files since we may 
+* top of this file. The main reason we use this is permit
+* PHP errors to be logged in our own log files since we may
 * not have access to server logs. Since this function
 * effectively intercepts PHP errors, however, we also need
 * to display errors based on the current error_reporting level.
@@ -230,7 +230,7 @@
 	 // use version 4 style class functions (without prefixes
 	 // like "public", "private", etc.) you'll get notices telling
 	 // you that these have been deprecated.
-	 
+	
 	if ($severity == E_STRICT)
 	{
 		return;
@@ -238,7 +238,7 @@
 
 	$error =& load_class('Exceptions');
 
-	// Should we display the error?  
+	// Should we display the error?
 	// We'll get the current error_reporting level and add its bits
 	// with the severity bits to find out.