fixes bug 1072460 - Audit trail for all changes in admin
urls for supersearch field updates
an actual link to the events page
skiplist and featured versions too
dropping the excessive [:1]
better comment on the notice_change() function
Merge pull request #2458 from peterbe/bug-1072460-audit-trail-for-all-changes-in-admin

fixes bug 1072460 - Audit trail for all changes in admin
Fixes bug 1086721 - Sorted fields alphabetically in Super Search and added a better search sorting.
Removed repetition of sort function + improvements from review.