waynehoover/s3_direct_upload — pull request #22 by ericboehs (2012-12-10 21:43:35+00:00)
Title: Add date prefix to upload key for easy deleting

Per [vickash's suggestion](http://railscasts.com/episodes/383-uploading-to-amazon-s3?view=comments#comment_160242), I've added a date/time (utc) prefix to the upload key so you can delete processed (or unprocessed) files by date.