Use counters instead of void* to iterate items. This simplifies some
things and makes it easier to do over the wire.
Add format description to NodeInfo and use this to add format
descriptions to pinos devices.
Small fixes to fix leaks and crashes.
The proxy/resource ids are generated by the client and so we need to
used them as index in the client resource map instead of making our own
number.
Fix stream disconnect and client-node destroy
Fix gstreamer device provider
Make all sockets non-blocking to avoid errors with bad clients
Advertise the subsystems we monitor and disable the gstreamer monitors.
Implement core properties updates
Make sure we send REMOVE_ID after we are done with the resource.
