title: Symfony2 security functions in Twig? How to check the user's role?
body: <p>I have Symfony 2.0.9 standard edition installed with JMSSecurityBundle.  Just wondering what functions are available to me in a Twig template to deal with users?</p>
  
  <p>Specifically I want check to see if a user has the role ROLE_ADMIN.</p>
  
  <p>Any help?</p>
  
  <p>Thanks</p>