Init() cleanly after Close()

events.go

@@ -139,7 +139,7 @@ func NewSysEvtCh() chan Event {
 	return ec
 }
 
-var DefaultEvtStream = NewEvtStream()
+var DefaultEvtStream *EvtStream
 
 type EvtStream struct {
 	sync.RWMutex

render.go

@@ -33,6 +33,7 @@ func Init() error {
 	if err := tm.Init(); err != nil {
 		return err
 	}
+	DefaultEvtStream = NewEvtStream()
 
 	sysEvtChs = make([]chan Event, 0)
 	go hookTermboxEvt()