* some debugging and fixing in the proxy (still needs some work)

* added a logger and stringers for message types

logger/logger.go

@@ -0,0 +1,52 @@
+package logger
+
+import "fmt"
+
+type Logger interface {
+	Debug(v ...interface{})
+	Debugf(format string, v ...interface{})
+	Info(v ...interface{})
+	Infof(format string, v ...interface{})
+	Warn(v ...interface{})
+	Warnf(format string, v ...interface{})
+	Error(v ...interface{})
+	Errorf(format string, v ...interface{})
+	Fatal(v ...interface{})
+	Fatalf(format string, v ...interface{})
+}
+
+func Debug(v ...interface{}) {
+	fmt.Print("[Debug] ")
+	fmt.Println(v...)
+}
+func Debugf(format string, v ...interface{}) {
+	fmt.Printf("[Debug] "+format+"\n", v...)
+}
+func Info(v ...interface{}) {
+	fmt.Print("[Info] ")
+	fmt.Println(v...)
+}
+func Infof(format string, v ...interface{}) {
+	fmt.Printf("[Info] "+format+"\n", v...)
+}
+func Warn(v ...interface{}) {
+	fmt.Print("[Warn] ")
+	fmt.Println(v...)
+}
+func Warnf(format string, v ...interface{}) {
+	fmt.Printf("[Warn] "+format+"\n", v...)
+}
+func Error(v ...interface{}) {
+	fmt.Print("[Error] ")
+	fmt.Println(v...)
+}
+func Errorf(format string, v ...interface{}) {
+	fmt.Printf("[Error] "+format+"\n", v...)
+}
+func Fatal(v ...interface{}) {
+	fmt.Print("[Fatal] ")
+	fmt.Println(v...)
+}
+func Fatalf(format string, v ...interface{}) {
+	fmt.Printf("[Fatal] "+format+"\n", v)
+}