Move to logging package (#191)

* Updating comment to remove references to Caddy

* Updating README to mark TODO items complete

* Changing all debug print statements over to use logging package

core/core.go

@@ -1,4 +1,4 @@
-// Package caddy implements the CoreDNS web server as a service
+// Package core implements the CoreDNS web server as a service
 // in your own Go programs.
 //
 // To use this package, follow a few simple steps:
@@ -7,10 +7,10 @@
 //   2. Call LoadCorefile() to get the Corefile (it
 //      might have been piped in as part of a restart).
 //      You should pass in your own Corefile loader.
-//   3. Call caddy.Start() to start CoreDNS, caddy.Stop()
-//      to stop it, or caddy.Restart() to restart it.
+//   3. Call core.Start() to start CoreDNS, core.Stop()
+//      to stop it, or core.Restart() to restart it.
 //
-// You should use caddy.Wait() to wait for all CoreDNS servers
+// You should use core.Wait() to wait for all CoreDNS servers
 // to quit before your process exits.
 package core
 

core/setup/kubernetes.go

@@ -3,7 +3,7 @@ package setup
 import (
 	//"crypto/tls"
 	//"crypto/x509"
-	"fmt"
+	"log"
 	//"io/ioutil"
 	//"net"
 	//"net/http"
@@ -27,7 +27,7 @@ const (
 
 // Kubernetes sets up the kubernetes middleware.
 func Kubernetes(c *Controller) (middleware.Middleware, error) {
-	fmt.Println("controller %v", c)
+	log.Printf("[debug] controller %v\n", c)
 	// TODO: Determine if subzone support required
 
 	kubernetes, err := kubernetesParse(c)
@@ -115,6 +115,5 @@ func kubernetesParse(c *Controller) (kubernetes.Kubernetes, error) {
 			return k8s, nil
 		}
 	}
-	fmt.Println("here before return")
 	return kubernetes.Kubernetes{}, nil
 }