Missing utils.go file

utils.go

@@ -0,0 +1,17 @@
+package quictracker
+
+import "github.com/dustin/go-broadcast"
+
+type Broadcaster struct {
+	broadcast.Broadcaster
+}
+
+func NewBroadcaster(buflen int) Broadcaster {
+	return Broadcaster{broadcast.NewBroadcaster(buflen)}
+}
+
+func (b *Broadcaster) RegisterNewChan(size int) chan interface{} {
+	c := make(chan interface{}, size)
+	b.Register(c)
+	return c
+}