Chat with redux state manager

serg1557733 6e4f2e3157 add populate on backend to send avatars for messages and normal update avatars 2 éve
backend 6e4f2e3157 add populate on backend to send avatars for messages and normal update avatars 2 éve
frontend 6e4f2e3157 add populate on backend to send avatars for messages and normal update avatars 2 éve
package-lock.json cca472ae25 add media query and some fix 2 éve
package.json cca472ae25 add media query and some fix 2 éve