Pages addon

Event needed for Page addon
Finally, and this applies to both event docblocks, you need to specify the type of each variable, (string, int, bool, array)
```
* @var string content               Page content
* @var string route                 Page route
* @var string uid                   Page content bbcode uid
* @var string bitfield              Page content bbcode bitfield
* @var int    options               Page content bbcode options
* @var bool   content_html_enabled  Is HTML allowed in page content
```