#49 added devise to Gemfile
#49 installed devise
#49 added Omniauth
#49 added User model
#49 added auth controller, user model, facebook auth through omniauth, and a few tests
#49 added spec for User model and created factories for OmniAuth AuthHash and HashInfo classes
#49 very basic auth feature
merged master, resolved conflicts
#49 read facebook app id and secret from config vars
#49 fixed devise initializer file
#49 added menu with sign-out links and specs
#49 feature tests for auth
Merge pull request #51 from jbrunton/dev-49-facebook-auth

Close #49: Facebook authentication