enable changing debug and prefix by outside callers

logging/funcs_std.go

@@ -18,11 +18,11 @@ func (l *StdLogger) Shutdown() {
 
 }
 
-func (l *StdLogger) doDebug(d bool) {
+func (l *StdLogger) DoDebug(d bool) {
 	l.EnableDebug = d
 }
 
-func (l *StdLogger) setPrefix(prefix string) {
+func (l *StdLogger) SetPrefix(prefix string) {
 	l.Prefix = prefix
 	l.Logger.SetPrefix(prefix)
 }