change log for proto marshal

554325746@qq.com

2020-02-05 7c6a958f00e327a8991f48093456de7cb84cf918

 rpc/recv.go

@@ -88,7 +88,7 @@
                  count = 0
                  r.fnLogger("~~~mangos recv image:", len(msg))
               }
               if len(d) > 2 {
               if len(msg) > 2 {
                  r.out <- msg
               }
            }