Put access_limited checkbox at foot of edition forms under own header
Remove 'go to most recent edition' link if the new one is access limited

Only when the user doesn't have access to the most recent edition.  Instead we show them an warning explaining why at the top of the navigation.  If they do have access then it's business as usual.
Update "no access" copy
Merge pull request #170 from alphagov/better-access-limiting-workflow

Better access limiting workflow