[racket] mime/multipart parsing

While the example input here is not precise about newlines, if someone 
finds a real-world example that does not use CRLF properly, then Racket 
might want to be more liberal in what it accepts here.

Matthew Flatt wrote at 01/07/2012 12:12 AM:
> I think the main problem is that the input string has LF newlines, and
> it needs to have CRLF newlines. You'll also want a terminating CRLF.

-- 
http://www.neilvandyke.org/