users per page

luticate/controllers/users.controller.js

     .controller('UsersController', ['$scope', '$state', 'luticateAuthUsers',
         function($scope, $state, luticateAuthUsers) {
             $scope.page = 0;
-            $scope.perPage = 20;
+            $scope.perPage = 15;
             $scope.users = [];
             $scope.pages = [];