More advances in user-microposts
	modified:   app/assets/stylesheets/custom.css.scss
	new file:   app/controllers/microposts_controller.rb
	modified:   app/controllers/static_pages_controller.rb
	modified:   app/controllers/users_controller.rb
	modified:   app/helpers/sessions_helper.rb
	new file:   app/views/microposts/_micropost.html.erb
	modified:   app/views/shared/_error_messages.html.erb
	new file:   app/views/shared/_micropost_form.html.erb
	new file:   app/views/shared/_user_info.html.erb
	modified:   app/views/static_pages/home.html.erb
	modified:   app/views/users/edit.html.erb
	modified:   app/views/users/new.html.erb
	modified:   app/views/users/show.html.erb
	modified:   config/routes.rb
	modified:   lib/tasks/sample_data.rake
	modified:   spec/requests/authentication_pages_spec.rb
	new file:   spec/requests/micropost_pages_spec.rb
	modified:   spec/requests/user_pages_spec.rb