fix encrypted thread reply, fix From header in thread reply

utils/utils.go

@@ -3,8 +3,17 @@ package utils
 import (
 	"strconv"
 	"strings"
+
+	"gitlab.com/etke.cc/go/logger"
 )
 
+var log *logger.Logger
+
+// SetLogger for utils
+func SetLogger(loggerInstance *logger.Logger) {
+	log = loggerInstance
+}
+
 // Mailbox returns mailbox part from email address
 func Mailbox(email string) string {
 	index := strings.LastIndex(email, "@")