Adobe has realized it did a major face plant on the rewrite of the import dialog of the Library Module. Looks like they will try to things back together in an unspecified future dot release.
http://blogs.adobe.com/lightroomjournal/2015/10/lightroom-62-import-update.html
http://blogs.adobe.com/lightroomjournal/2015/10/lightroom-62-import-update.html