fix -version flag

Author: porjo

cmd/youtubeuploader/main.go

@@ -45,6 +45,9 @@ func (i *arrayFlags) Set(value string) error {
 	return nil
 }
 
+// this is set at compile time to match git tag
+var appVersion string = "unknown"
+
 func main() {
 
 	var err error
@@ -73,9 +76,6 @@ func main() {
 	debug := flag.Bool("debug", false, "turn on verbose log output")
 	sendFileName := flag.Bool("sendFilename", true, "send original file name to YouTube")
 
-	// this is set by compile-time to match git tag
-	appVersion := "unknown"
-
 	flag.Parse()
 	config := yt.Config{
 		Filename:          *filename,