Add seed to generate admin user
Add route for authenticated users
Add dummy content for home#index

I know this is not a good idea, but serves as a placeholder for our
next feature.
Add haml-rails to test environment
Add users resource

Authenticated users can access user management
Add rspec and cucumber tests for users
Remove list of users from public home
Merge pull request #4 from Intngbl/user-management

User management