capabilities for custom post types get added by default. in order for admins to have access, however, to these capabilities, admins need to be able to edit admin roles within this plugin, so I define URE_SHOW_ADMIN_ROLE. Having admins able to edit admin caps makes sense, especially because we are hiding the capability which allows them to view this page anyways. Therefore, using this plugin, an admin can never remove their ability to administrate roles, so its perfectly safe for them to edit admin roles, I think