Chat with redux state manager

serg1557733 d2260ec165 code formating and components split %!s(int64=2) %!d(string=hai) anos
backend ba78f41db6 fix send message and add admins funktions, fix bugs %!s(int64=2) %!d(string=hai) anos
frontend d2260ec165 code formating and components split %!s(int64=2) %!d(string=hai) anos