Chat with redux state manager

serg1557733 5a2bf70186 add image sending and files to chat need to fix and simplify hace 2 años
backend 5a2bf70186 add image sending and files to chat need to fix and simplify hace 2 años
frontend 5a2bf70186 add image sending and files to chat need to fix and simplify hace 2 años
package-lock.json cca472ae25 add media query and some fix hace 2 años
package.json cca472ae25 add media query and some fix hace 2 años