Open Stack

Hi, I'd like you to take a look at this patch for potential
SecurityImpact.
https://review.openstack.org/125704

Log:
commit 5deabe4b7ffea1e91bb6babd6bcef41ec81fc885
Author: Adam Young <ayoung at redhat.com>
Date:   Thu Oct 2 12:38:31 2014 -0400

    Implied  Roles
    
    When assigned a role, the user will also
    be assigned all roles implied by any prior roles
    The hierarchy of the roles will be expanded when
    issuing a token.
    
    DocImpact
    SecurityImpact
    
    Change-Id: Ibd84f475db464498fa9daed4454fdcd6ccd9c37c