The following icons are provided by http://www.famfamfam.com
- smartfield_browse.png (original name: magnifier.png)
- bookmark.png (original name: star.png)
- composerfield_attribute.png (original name: bullet_white.png)
- composerfield_eitheror.png (original name: tag.png)
- composerfield_aggregation.png (original name: text_superscript.png)
- datefield_time.png (original name: time.png)
- datefield_date.png (original name: date.png)

And are published under Creative Commons Attribution 3.0 License:
http://creativecommons.org/licenses/by/3.0/