Camlistore image links are broken

[bobrik]

http://go-talks.appspot.com/github.com/gophercon/2014-talks/bradfitz/2014-04-Gophercon.slide#15 — all of them are 404 now.

cc @bradfitz

[bobrik]

Also, not sure if bug or expected behavior:

[bketelsen]

Someone tried to fix this once already. 7e7941a

[bradfitz]

I don't know why that site can't deal with .html sections.

As for images: I was running present as a child process, behind a reverse proxy (talk.go) and I dealt with the images in the top process. Thanks for fixing.