Server to sync the device IDs to Facebook users

• Go set up a Facebook app developer.facebook.com/apps
• Set your App Domains in Basic Info to be fb-gate-keeper.herokuapp.com
• Make sure "Website with Facebook Login" is clicked and set the Site URL to be http://fb-gate-keeper.herokuapp.com
• Go to fb-gate-keeper.herokuapp.com/:yourapp/admin where :yourapp is your namespace
• Copy in your Facebook App Key, Secret Key
• Set your permissions for your app, comma separated with no space such as "user_actions.music,friends_actions.music,user_likes,friends_likes"
• Set the URL that you want people to go to after sending them to http://fb-gate-keeper.herokuapp.com/:yourapp/login and they finish syncing their device
• Click update or whatever (there will be no indication that it worked besides everything will be deleted in the form)
• Send your loyal subjects to http://fb-gate-keeper.herokuapp.com/:yourapp/login