Board Thread:Support Requests - Getting Technical/@comment-4146635-20140214234220/@comment-1038387-20140215001930

The Contributions page is a special page. It doesn't work like the main pages. While you could "hide" the person's edits by deleting every page they edit and then restore it minus the edit, that still shows you hiding said edits in the Recent Changes, Deletion Log and the page history.