Added gems: haml, rspec, capybara, factory-girl, thin and simple_form, ran generate command for rspec and simple_form.
Added concern model, controller and basic views.
Removed view tests for Concerns.
Updated routes.rb, created factory for concerns, removed Unit::Test stuff.
Wrote basic model specs and made them pass. Added geocoder to the gemfile for geolocation
Merge pull request #1 from raouldevil/master

Set up a few defaults and created the "Concerns" model.