modqueue: highlight bad tags instead of entire post.

Change it so that when a post contains bad tags, the tags themselves are
highlighted rather than the entire post.

This also adds a data-tag-name attribute to tags in tag lists.

app/presenters/tag_set_presenter.rb

@@ -107,7 +107,7 @@ class TagSetPresenter < Presenter
     count = tag.post_count
     category = tag.category
 
-    html = %{<li class="tag-type-#{tag.category}">}
+    html = %{<li class="tag-type-#{tag.category}" data-tag-name="#{h(name)}">}
 
     unless name_only
       if category == Tag.categories.artist