Chat with redux state manager

serg1557733 58701fbefc add file sending to chat on backend save and emit event 2 vuotta sitten
backend 58701fbefc add file sending to chat on backend save and emit event 2 vuotta sitten
frontend 58701fbefc add file sending to chat on backend save and emit event 2 vuotta sitten
package-lock.json cca472ae25 add media query and some fix 2 vuotta sitten
package.json cca472ae25 add media query and some fix 2 vuotta sitten