Rework stats server

stats/init.go

@@ -0,0 +1,22 @@
+package stats
+
+import (
+	"github.com/juju/errors"
+
+	"github.com/9seconds/mtg/config"
+)
+
+func Init(conf *config.Config) error {
+	if conf.StatsD.Enabled {
+		client, err := newStatsd(conf)
+		if err != nil {
+			return errors.Annotate(err, "Cannot initialize statsd client")
+		}
+		go client.run()
+	}
+
+	go NewStats(conf).start()
+	go startServer(conf)
+
+	return nil
+}