Merging from STABLE:

Moving <i> to CSS and small CSS improvement.

mod/forum/lib.php

@@ -2290,7 +2290,7 @@ function forum_update_post($post,&$message) {
         $data->date = userdate($post->modified);
         $editedby = get_string('editedby', 'forum', $data);
         if ($post->format == FORMAT_HTML) {
-            $post->message .= '<p>(<i><span class="edited">'.$editedby.'</span></i>)</p>';
+            $post->message .= '<p>(<span class="edited">'.$editedby.'</span>)</p>';
         } else {
             $post->message .= "\n\n(".$editedby.')';
         }

theme/standard/styles_fonts.css

@@ -511,6 +511,9 @@ body#mod-forum-index .generalbox .cell {
   font-size: 0.80em;
 }
 
+.forumpost .edited {
+  font-style: italic;
+}
 
 
 /***

theme/standard/styles_layout.css

@@ -1401,7 +1401,7 @@ body#mod-quiz-report table#attempts td {
   border-right-width: 1px;
   border-left-style: solid;
   border-right-style: solid;
-  vertical-align: bottom;
+  vertical-align: middle;
 }
 body#mod-quiz-report table#attempts .header {
   text-align: left;