Set up basic styling with bootstrap
Add styling for typography and header
Move parts of application layout to partials
Add footer
Use SASS
Fix test
Reconfigure routes
Add named routes to the link_to functions
Refactor tests using RSpec features
Add RSpec helper function ; clean up tests
Add signup page
Use shared exmaples in RSpec tests
Add tests for links on web pages
Add tests for ApplicationHelper ; Refactor RSpec utilities