Snippet Styles

This adds some customizations to TinyMCE and a few classes for two patterns on the interior pages. Ideally these would be added and managed as TinyMCE snippets added by #41.

### Requirements Table
```
<h3 class="mini-title">Category Name</h3>
<table border="0" class="mini-table">
<tbody>
<tr>
<td>Manufacturer</td>
<td>Versions Supported</td>
</tr>
<tr>
<td>Foo</td>
<td>Bar</td>
</tr>
</tbody>
</table>
```

### Offset Title Block
```
<h3 class="mini-title">Title</h3>
<p class="offset-block">Lorem Ipsum <br> <a href="http://google.com">Read More&nbsp;»</a></p>
```