server/red_worker: assign timer callbacks to worker_core, using spice_timer_queue
server/red_worker: assign timer callbacks to worker_core, using spice_timer_queue

display channel - supplying timeouts interface to red_channel, in order to allow
periodic latency monitoring (see next patch).

Fantu/spice,Fantu/spice,ya-mouse/spice,alon/spice-server,fgouget/spice,fgouget/spice,elmarco/spice,freedesktop-unofficial-mirror/spice__spice,alon/spice-server,freedesktop-unofficial-mirror/spice__spice,Fantu/spice,SPICE/spice,elmarco/spice,fgouget/spice,SPICE/spice,elmarco/spice,elmarco/spice,alon/spice-server,freedesktop-unofficial-mirror/spice__spice,elmarco/spice,ya-mouse/spice,SPICE/spice,Fantu/spice,ya-mouse/spice,freedesktop-unofficial-mirror/spice__spice,alon/spice-server,alon/spice-server,freedesktop-unofficial-mirror/spice__spice,fgouget/spice