serg1557733/chatRedux: Chat with redux state manager @ 58701fbefc659bf11a4036ffa9e73ccb88ed5226

serg1557733 58701fbefc add file sending to chat on backend save and emit event		2 anni fa
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Message.js	58701fbefc add file sending to chat on backend save and emit event	2 anni fa
User.js	867c2d8d91 add old avatars deleting function on server, add savin array of messages to user in db	2 anni fa