Chat with redux state manager

serg1557733 4c12244ef7 fix user avatarUrl and div keys attr 2 gadi atpakaļ
backend 49007ab1d5 add userTyping socket event and visual element to front 2 gadi atpakaļ
frontend 4c12244ef7 fix user avatarUrl and div keys attr 2 gadi atpakaļ
package-lock.json cca472ae25 add media query and some fix 2 gadi atpakaļ
package.json cca472ae25 add media query and some fix 2 gadi atpakaļ