8????
Merge branch 'sign-in-out' of https://github.com/DaedalusRU/sample_app into sign-in-out

Conflicts:
	.idea/workspace.xml
	app/controllers/users_controller.rb
	app/helpers/users_helper.rb
	app/models/user.rb
	app/views/layouts/_header.html.erb
	app/views/sessions/new.html.erb
	config/routes.rb
	db/schema.rb
	spec/models/user_spec.rb
	spec/requests/user_pages_spec.rb