Add oauth and oauth-fb gems.
Install figaro, add FB app id and app secret.
Add heroku config scope for fb oauth.
Add devise fb oauth to user model.
Add OmniauthCallback controller with controller and  model methds. Add devise routes for fb.
Remove dup devise route.
Adjustments to user.rb to get fb working hopefully.
Changes to vendor and gemfile for pow.
Changes to vendor and gemfile for pow.
Changed image on homepage to point b logo.
Correct route for omniauth, sign in with FB now working.
Deleted unused devise path routes.
Merge pull request #18 from LesleyMdCampo/oauth

Oauth