Fix redirect urls to not be empty.

application/modules/auth/controllers/IndexController.php

@@ -26,7 +26,7 @@ class Auth_IndexController extends App_Controller_Action {
 	public function logoutAction()
 	{
 		Zend_Auth::getInstance()->clearIdentity();
-		$this->_redirect('');
+		$this->_redirect('/');
 	}
 	
 	public function validateAction()
@@ -53,7 +53,7 @@ class Auth_IndexController extends App_Controller_Action {
 			return;
 		}
 		
-		$this->_redirect('');
+		$this->_redirect('/');
 	}
 
 }