Add q to application quit

exhibit/event.go

@@ -1,7 +1,8 @@
 package exhibit
 
 const (
-	CtrC = Event(3)
+	EventCtrC = Event(3)
+	Eventq    = Event(113)
 )
 
 type Event byte

spectator.go

@@ -105,7 +105,7 @@ func main() {
 
 	go func() {
 		for e := range terminal.Event {
-			if e == exhibit.CtrC {
+			if e == exhibit.EventCtrC || e == exhibit.Eventq {
 				conn.WriteMessage(websocket.CloseMessage,
 					websocket.FormatCloseMessage(websocket.
 						CloseNormalClosure, ""))