an attempt to fix the issue where unpublished posts were put into the json feed
Merge pull request #1 from unikent/bug/removed-unpublished-posts

an attempt to fix the issue where unpublished posts were put into the json feed
Changed so all admins (not just super admins) can regenerate JSON feed.
Merge pull request #2 from jb756-unikent/feature/menu-item-for-admins

Changed so all admins (not just super admins) can regenerate JSON feed.
Merge pull request #3 from unikent/develop

merging some changes from develop into master