Change default layout for static pages to Bootstrap and improve home page for further actions
Add bootstrap-sass gem required to using Bootstrap CSS framework
Finishing touches to Home Page - now looks fine
Improve appearance by modyfing CSS style
Add partials to make html sources nicer. Add footer into static pages and style it
Simplify stylesheets using features available in Sass
Add Rails routes to every static page (have to remove file public/index.html to get `root_path`)
Add links to other pages - by named routes
Make RSpec file `pithy` (=brief)
Add `Users` controller and create `Sign up` page and tests