Add gems for design
Add helper for design
Setup sass files for design
Add demo page
Add xray-rails
Add bootstrap
Add demo page
Fix oulu path
Merge branch 'design-setup' of github.com:machida/retype into machida-design-setup

Conflicts:
	Gemfile
	Gemfile.lock
	app/assets/stylesheets/application.css.sass
	app/views/layouts/application.html.haml
	config/routes.rb