Correctly use all servers

Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>

main.go

@@ -83,12 +83,7 @@ func checkSpeed() {
 
 	if os.Getenv("DEBUG") != "" {
 		log.Println("Debug enabled, testing all servers...")
-		targets, err := serverList.FindServer([]int{})
-		if err != nil {
-			log.Printf("Error finding server: %v\n", err)
-			return
-		}
-		for _, target := range targets {
+		for _, target := range serverList {
 			log.Printf("Testing against server: %s - %s [%s]\n", target.Name, target.Sponsor, target.ID)
 			target.PingTest()
 			target.DownloadTest(false)