Fix #2380 and deprecate CI_Router::fetch_*() methods
diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 7f76977..3fe5c06 100644
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -241,12 +241,12 @@
 	// Load the local application controller
 	// Note: The Router class automatically validates the controller path using the router->_validate_request().
 	// If this include fails it means that the default controller in the Routes.php file is not resolving to something valid.
-	if ( ! file_exists(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().'.php'))
+	if ( ! file_exists(APPPATH.'controllers/'.$RTR->directory.$RTR->class.'.php'))
 	{
 		show_error('Unable to load your default controller. Please make sure the controller specified in your Routes.php file is valid.');
 	}
 
-	include(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().'.php');
+	include(APPPATH.'controllers/'.$RTR->directory.$RTR->class.'.php');
 
 	// Set a mark point for benchmarking
 	$BM->mark('loading_time:_base_classes_end');
@@ -260,8 +260,8 @@
  *  loader class can be called via the URI, nor can
  *  controller functions that begin with an underscore.
  */
-	$class  = $RTR->fetch_class();
-	$method = $RTR->fetch_method();
+	$class	= $RTR->class;
+	$method	= $RTR->method;
 
 	if ( ! class_exists($class, FALSE) OR $method[0] === '_' OR method_exists('CI_Controller', $method))
 	{