Just a reference: for a good discussion of how Launchpad determines an attachment's content type, see http://code.launchpad.net/~adeuring/launchpad/bug-172501/+merge/18187 .
Just a reference: for a good discussion of how Launchpad determines an attachment's content type, see http:// code.launchpad. net/~adeuring/ launchpad/ bug-172501/ +merge/ 18187 .