azatoth/twinkle — pull request #208 by jimmyxu (2014-01-07 16:39:35+00:00)
Title: morebits: make getPageAssociatedUser fail when no target is specified on wiki

Previously when someone opens [[Special:Contribution]] and send a talkback, it would be posted to `User talk:Null`.

(Seriously, why do you even _try_ to send a talkback in the first place :)