Bakuri Tsutskhashvili

Create a custom logger interface for monitor plugin's state Use dependency injection to put it in structs

Now we are using JSON to store encode `go` `struct`s at kvstore. Can we use [gob](https://golang.org/pkg/encoding/gob/) instead? @dbejanishvili

Now we are using base64 encoded JSON buffer for storing the message. We can do better than that. Using [compressed-json](https://www.npmjs.com/package/compressed-json) for compressing json fields names and [lz-string](https://www.npmjs.com/package/lz-string) to compress strings.

Users on the same device can see each others' private keys. We should add one more layer of security for private keys. We can add one more key which will...