TwitterBridge should not try to send replies to tweets back to Twitter if user hasn't selected to import tweets.
Mats Sjöberg's merge request no.5 from Gitorious
Bug, attachments stored double in file table

This if-statement looked like this before:

if (empty($file_redir))

and so it needs a ! when rewritten as instanceof
Hannes Mannerheim's merge request 8 from Gitorious