add support for ignoring comments in config

parse/myrepos.go

@@ -51,9 +51,14 @@ func LoadMRConfig() (MRConfig, error) {
 	length := -1
 	mode := "default"
 	for n, line := range lines {
+		line = strings.TrimSpace(line)
 		if line == "" {
 			continue
 		}
+		// ignore comments in mrconfig
+		if strings.HasPrefix(line, "#") {
+			continue
+		}
 		if line == "[DEFAULT]" {
 			mode = "default"
 			continue