merged branch lyrixx/patch-security (PR #5020)

Commits
-------

e1f1d3a Added missing property

Discussion
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[Security] Added missing property

Bug fix: no
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes
Fixes the following tickets: -
Todo: -
License of the code: MIT

src/Symfony/Component/Security/Core/User/User.php

@@ -22,6 +22,7 @@ final class User implements AdvancedUserInterface
 {
     private $username;
     private $password;
+    private $enabled;
     private $accountNonExpired;
     private $credentialsNonExpired;
     private $accountNonLocked;