FIX: Correct sorting issues

FIX: Correct sorting issues

diff --git a/assets/javascripts/discourse-assign/controllers/group-assigned-show.js.es6 b/assets/javascripts/discourse-assign/controllers/group-assigned-show.js.es6
index 06b5a52..bbcf7d8 100644
--- a/assets/javascripts/discourse-assign/controllers/group-assigned-show.js.es6
+++ b/assets/javascripts/discourse-assign/controllers/group-assigned-show.js.es6
@@ -46,11 +46,9 @@ export default UserTopicsList.extend({
     changeSort(sortBy) {
       if (sortBy === this.order) {
         this.toggleProperty("ascending");
-        this.model.refreshSort(sortBy, this.ascending);
         this.refreshModel();
       } else {
         this.setProperties({ order: sortBy, ascending: false });
-        this.model.refreshSort(sortBy, false);
         this.refreshModel();
       }
     },

GitHub sha: b88723a3

This commit appears in #104 which was merged by davidtaylorhq.