Default is now to use the best available dimensions at the best framerate unless framerate was explicitly set, where it would use that frame rate.

(No more splitting up planed in the forseable future)

UPnP services discovery: Merge the SoC 2008 fixes, remove the Cookie class and use the ordinary mechanisms instead

We create 64 bit builds on this OS by default for now

This makes it possible to use the alsa and oss modules as slaves to
modules such as v4l2 and screen. (The other way around isn't supported
at the moment.)

This reverts commit 60106b74.
That patch isn't a correct fix for the problem.

(also untested since I still don't have any v4l device to test on)

Untested as I don't have any v4l devices available. Please check
that this didn't break video capture.

I'm not sure about the polltimeout. I'd settle for an infinite timeout but then VLC might behavior on exit might be messed up.

This also fixes the last compilation warning in v4l2.c.