Add full_title helper method
Remove 'Home' from homepage title
Update layout to include header and navigation structures
Update homepage to use Bootstrap classes, add sign-up link
Include basic styling
Move common layout elements to partials
Add a footer section to the layout
Update CSS to use Sass
Update the routes to point to static pages with abbreviated paths
Update links in header and footer to use the new named paths
Clean-up the rspec file
Add User sign up action/page
Correct CSS typo