expressjs/multer — pull request #27 by NewCompte (2014-05-22 15:06:00+00:00)
Title: Not processing file if missing filename.

This pull request handles issue https://github.com/expressjs/multer/issues/6

If there is no filename, the file will not be added to req.files.
The server will see no difference between an unfilled file input in a form and no file input in the form.