add upgrade action,do nothing after patch upload

liuxiaolong

2019-12-19 94bcda3ef533ac0ab0f5c0786554a9efe4c27f4d

 cache/cache.go

@@ -32,7 +32,6 @@

   peers, _ := client.Peers()
   for b := range peers{
      logger.Debug("peerMsg:",b)
      updateData(b)
   }
}