Fixes 6842 - sys shw/idx prsnt uuid 4 id bz1122938

Presents the uuid as the id in both the system show and index actions.
@dustint-rh the indentation still looks off I'm afraid. I know the old files do this but they aren't correct (they need to be fixed) and we typically indent the new files inside the Katello module.

Also, we typically put a blank line after the copyright at the top.