The icons are mostly derived work from other icons. As such they are
licensed accordingly to the original license:

Project                 License                   File
----------------------------------------------------------------------------
Enthought               BSD-like                  LICENSE.txt
Nuvola                  LGPL                      image_LICENSE_Nuvola.txt
OOo                     LGPL                      image_LICENSE_OOo.txt

Unless stated in this file, icons are work of Enthought, and are released
under BSD-like license.
