app/views/layouts/application.html.haml
!!!
%html
%head
%meta{content: "text/html; charset=UTF-8", "http-equiv" => "Content-Type"}/
%title Cortex Starter App
= csrf_meta_tags
= stylesheet_link_tag 'application', media: 'all'
= javascript_include_tag 'application'
= javascript_pack_tag 'application'
%body
= yield