Don't log metrics to stderr anymore

There are better ways to get this data than spewing it to the log.

Closes #57

geodns.go

@@ -135,7 +135,7 @@ func main() {
 	go configWatcher(configFileName)
 
 	metrics := NewMetrics()
-	go metrics.Updater(true)
+	go metrics.Updater()
 
 	go statHatPoster()
 

metrics.go

@@ -1,8 +1,6 @@
 package main
 
 import (
-	"log"
-	"os"
 	"runtime"
 	"time"
 
@@ -32,14 +30,7 @@ func NewMetrics() *ServerMetrics {
 	return m
 }
 
-func (m *ServerMetrics) Updater(printStatus bool) {
-
-	if printStatus {
-		go func() {
-			time.Sleep(2 * time.Second)
-			metrics.Log(metrics.DefaultRegistry, 30*time.Second, log.New(os.Stderr, "metrics: ", log.Lmicroseconds))
-		}()
-	}
+func (m *ServerMetrics) Updater() {
 
 	for {
 		time.Sleep(1 * time.Second)

monitor_test.go

@@ -19,7 +19,7 @@ var _ = Suite(&MonitorSuite{})
 func (s *MonitorSuite) SetUpSuite(c *C) {
 	s.zones = make(Zones)
 	s.metrics = NewMetrics()
-	go s.metrics.Updater(false)
+	go s.metrics.Updater()
 
 	*flaghttp = ":8881"
 

serve_test.go

@@ -22,7 +22,7 @@ func (s *ServeSuite) SetUpSuite(c *C) {
 
 	// setup and register metrics
 	metrics := NewMetrics()
-	go metrics.Updater(false)
+	go metrics.Updater()
 
 	Zones := make(Zones)
 	setupPgeodnsZone(Zones)