The Oxygen icon theme is freely available from KDE. You may use the icons freely
under the GNU Library General Public License <http://www.gnu.org/licenses/lgpl.html>

The full icon set can be downloaded from:
- http://download.kde.org/stable/4.9.0/src/oxygen-icons-4.9.0.tar.xz

For more info, see:
- http://techbase.kde.org/Projects/Oxygen/Licensing
- http://www.oxygen-icons.org/?page_id=4
