Position tag counts inside tag cloud anchors

Before:

```html
<ul class="TagCloud">
  <li>
    <span>
      <a href="/discussions/tagged/tag-1" class="Tag_tag-1">tag 1</a>
    </span>
    <span class="Count">1</span>
  </li>
  [...]
</ul>
```

After:

```html
<ul class="TagCloud">
  <li>
    <a href="/discussions/tagged/tag-1" class="Tag_tag-1">
      tag 1 <span class="Count">1</span>
    </a>
  </li>
  [...]
</ul>
```