Board Thread:Support Requests - Community Management/@comment-13918697-20131022085448/@comment-4018164-20131022114039

Delete the page and restore all the revisions but the ones that you don't want to appear in the page's history (admins will still be able to view these revisions or restore them via Special:Undelete).

Also, VSTF members can "strike out" revisions, and only allow admins to view them.