Great, sortControl is not alias-aware. Fix comment sort options

modules/monitoring/application/controllers/ListController.php

@@ -337,10 +337,10 @@ class Monitoring_ListController extends Controller
 
         $this->setupSortControl(
             array(
-                'timestamp'  => 'Comment Timestamp',
-                'host'       => 'Host / Service',
-                'type'       => 'Comment Type',
-                'expiration' => 'Expiration',
+                'comment_timestamp'  => 'Comment Timestamp',
+                'host_name'          => 'Host / Service',
+                'comment_type'       => 'Comment Type',
+                'comment_expiration_timestamp' => 'Expiration',
             )
         );
         $this->handleFormatRequest($query);

modules/monitoring/library/Monitoring/DataView/Comment.php

@@ -69,7 +69,7 @@ class Comment extends DataView
             'host_name' => array(
                 'columns' => array(
                     'host_name',
-                    'service_name'
+                    'service_description'
                 ),
                 'order' => self::SORT_ASC
             ),