As part of 6.2 preparations, in few days some outdated pages will be removed/edited. All the accounts will be wiped. Mediawiki software will be updated.
After the change, links like /Item:100200741 will no longer work, instead, a slash will be required instead of colon (Ex. /Item/100200741).
Revision history of "User Interface"
Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.