Fix source errors

* Dilbert Image
* GoComics List

main.go

@@ -64,8 +64,7 @@ func main() {
 	} else if len(os.Args) > 1 {
 		switch os.Args[1] {
 		case "--test":
-			//d, _ := getXKCDFeedDesc(time.Now())
-			fmt.Println(buildRssFeed("09af5fda-43dc-416e-93ad-cc050e0c098a"))
+			fmt.Println(buildRssFeed("30f14e57-6500-443c-8c77-f352788eacb0"))
 			done()
 		case "--list-comics":
 			comics := m.GetAllComics()
@@ -115,7 +114,7 @@ func main() {
 	http.Handle("/", r)
 	chain := alice.New(loggingHandler).Then(r)
 
-	// Save changes to the DB every 5 minutes
+	// Refresh the DB at 2 AM
 	go func() {
 		for {
 			if m.Site.LastSave.IsZero() || (time.Now().Day() != m.Site.LastSave.Day() && time.Now().Hour() == 2) {