io/router: rename Router.Add to the more specific Queue

Signed-off-by: Elias Naur <mail@eliasnaur.com>

app/window.go

@@ -180,7 +180,7 @@ func (w *Window) processFrame(frameStart time.Time, size image.Point, frame *op.
 		frameDur = frameDur.Truncate(100 * time.Microsecond)
 		q := 100 * time.Microsecond
 		timings := fmt.Sprintf("tot:%7s %s", frameDur.Round(q), w.loop.Summary())
-		w.queue.q.Add(profile.Event{Timings: timings})
+		w.queue.q.Queue(profile.Event{Timings: timings})
 	}
 	if t, ok := w.queue.q.WakeupTime(); ok {
 		w.setNextFrame(t)
@@ -420,7 +420,7 @@ func (w *Window) run(opts *window.Options) {
 				w.ack <- struct{}{}
 				return
 			case event.Event:
-				if w.queue.q.Add(e2) {
+				if w.queue.q.Queue(e2) {
 					w.setNextFrame(time.Time{})
 					w.updateAnimation()
 				}