Add edit action for user model
Add link to edit user
Refactoring authentication test
Add update action for user model
Finish update action for user model
Add user authorization
Friendly forwarding
Add index action for users controller
Add link to users
Add gem faker and create task
Add gem will_paginate and update factories.rb
Add paginate for users index
Add _user view and update index view
Add field admin in users model
Add destroy action in user controller