Fix 404 for FileAPI shim files.

However, I am not sure file upload will work on IE9… Trying to use
Flash file upload on Chrome, it didn’t generated any request. I don’t
know if it’s an error with the flag forcing to use the Flash shim or
with the shim itself.
Merge pull request #48 from dinoboff/live-data

Fix 404 for FileAPI shim files.