Feature: add custom DNS support (#56)

log/log.go

@@ -14,6 +14,10 @@ var (
 	level  = INFO
 )
 
+func init() {
+	log.SetLevel(log.DebugLevel)
+}
+
 type Event struct {
 	LogLevel LogLevel
 	Payload  string
@@ -47,6 +51,10 @@ func Debugln(format string, v ...interface{}) {
 	print(event)
 }
 
+func Fatalln(format string, v ...interface{}) {
+	log.Fatalf(format, v...)
+}
+
 func Subscribe() observable.Subscription {
 	sub, _ := source.Subscribe()
 	return sub