setting permissions to change category notification levels

app/assets/javascripts/discourse/routes/discovery_route_builders.js

@@ -108,6 +108,7 @@ function buildCategoryRoute(filter, params) {
       opts.noSubcategories = params && params.no_subcategories;
       opts.canEditCategory = Discourse.User.currentProp('staff');
       this.controllerFor('navigation/category').setProperties(opts);
+      opts.canChangeCategoryNotificationLevel = Discourse.User.current();
 
       return Discourse.TopicList.list(listFilter, params).then(function(list) {
         var tracking = Discourse.TopicTrackingState.current();

app/assets/javascripts/discourse/templates/navigation/category.js.handlebars

@@ -7,7 +7,9 @@
   {{customHTML "extraNavItem"}}
 </ul>
 
+{{#if canChangeCategoryNotificationLevel}}
 {{view Discourse.CategoryNotificationsButton categoryBinding="model" category=category}}
+{{/if}}
 
 {{#if canCreateTopic}}
   <button id="create-topic" class='btn btn-default' {{action createTopic}}><i class='fa fa-plus'></i>{{i18n topic.create}}</button>

app/assets/stylesheets/desktop/category-notification.scss

@@ -8,7 +8,7 @@
   display: none;
   width: 550px;
   padding: 4px 0;
-  margin: 1px 0 0;
+  margin: 32px 560px;
   list-style: none;
   background-color: $primary_background_color;
   border: 1px solid $primary_border_color;