Add logging out event

app/schemas/subscriptions/auth.coffee

@@ -7,6 +7,8 @@ module.exports =
   'auth:facebook-api-loaded': c.object {}
 
   'auth:logging-in-with-facebook': c.object {}
+  
+  'auth:logging-out': c.object {}
 
   'auth:logged-in-with-facebook': c.object {title: 'Facebook logged in', description: 'Published when you successfully logged in with Facebook', required: ['response']},
     response:

app/views/kinds/RootView.coffee

@@ -43,6 +43,7 @@ module.exports = class RootView extends CocoView
         success: (achievement) => @showNewAchievement(achievement, earnedAchievement)
 
   logoutAccount: ->
+    Backbone.Mediator.publish("auth:logging-out")
     window.tracker?.trackEvent 'Homepage', Action: 'Log Out' if @id is 'home-view'
     logoutUser($('#login-email').val())