Initial commit

Improve README
Install Rspec and Cucumber
Install Spork
Register scenario failing step
New Reader view spec
New reader action spec
Create reader model
Reader registration happy path
Reader registration sad path
Define top menu feature
Add top menu and authentication features defintion
SessionsController new action
Login model spec
SessionsController create action happy path
Login feature happy path
Top menu helper
Auto login on registration
Logout feature
Bootstrap style