To use, just set an `author` filter to a username in instances of the Pages or Featured widget:
```
[content.filters]
tag = ""
category = ""
publication_type = ""
author = "admin"
```
Close#1422
To add a "See all" link underneath featured content, set `link_to_archive = true` under the `[content]` section in the front matter of the Featured widget.
Essentially, the Projects and Custom widgets have been renamed and their
front matter upgraded to be consistent with the new Pages and Featured
widgets.
Also, refactor the demo, changing the section order and converting the
Teaching section to a Demos section which can be used to walk the user
thought the available demos.
See #918