Chat with redux state manager

serg1557733 b672ac3d1e private chats find all user start task 1 vuosi sitten
backend b672ac3d1e private chats find all user start task 1 vuosi sitten
frontend b672ac3d1e private chats find all user start task 1 vuosi sitten
package-lock.json cca472ae25 add media query and some fix 1 vuosi sitten
package.json cca472ae25 add media query and some fix 1 vuosi sitten