fixed logout

js/controllers/login-controller.js

@@ -138,7 +138,7 @@ app.controller('loginCtrl', [
   vm.signOut = function () {
     // TODO the sign-out url for each account should be fixed.
     return Auth.signOut().then(function () {
-      if (!Auth.hasSession()) {
+      if (Auth.sessions.length === 0) {
         $location.path('/splash-page');
         return;
       }