easily replicated by custom user scripts for those who really want it.
* Non-file pages can no longer be moved to the file namespace, nor vice versa.
* (bug 671) The <dfn> element has been whitelisted in user input.
+* (bug 24563) Entries on Special:WhatLinksHere now have a link to their history
=== Bug fixes in 1.17 ===
* (bug 17560) Half-broken deletion moved image files to deletion archive