1The following files are licensed other than under the GPLv2+: 2 3bdrops/backdrop0.png 4bdrops/backdrop1.png 5bdrops/backdrop2.png 6 - CC BY SA 3.0 - Copyright (c) 2007-2008 "B. V. Edwards" <cathuria> 7bdrops/backdrop4.png 8bdrops/backdrop6.png 9 - CC0 - Copyright (c) 2010-2011 jorzi 10page-25-sky-urban.png 11 - CC0, original work by cybersphinx 12page-6-features-rockies.png 13 - CC BY SA 3.0 - Copyright (c) 2009 <Mysteryem> 14page-17-droid-weapons.png 15 - CC BY SA 3.0 - Copyright (c) 2009 <Mysteryem> 16