refactor(admin:conroller): use User.query

keep parity with JS file

Author: Awk34

app/templates/client/app/admin(auth)/admin.controller(coffee).coffee

@@ -3,9 +3,7 @@
 angular.module '<%= scriptAppName %>'
 .controller 'AdminCtrl', ($scope, $http, Auth, User) ->
 
-  $http.get '/api/users'
-  .success (users) ->
-    $scope.users = users
+  $scope.users = User.query
 
   $scope.delete = (user) ->
     User.remove id: user._id