- cleanup for Linux installer

glest_game/docs/README.data-license.txt

@@ -1,10 +1,10 @@
 README for the MegaGlest Game Data
 
-All the game data (including images and 3D models) is provided under the 
+All the game data (including images and 3D models) are provided under the 
 Creative Commons "Attribution-ShareAlike 3.0 Unported" license. This license 
 lets others remix, tweak, and build upon your work even for commercial reasons,
 as long as they credit you and license their new creations under identical
 terms. This license is often compared to open source software licenses. All new
 works based on yours will be bound to the same license, so any derivatives will
 also allow commercial use. For more details about the MegaGlest game data see 
-the AUTHORS file.
+the AUTHORS file as well as the copyright related files included in the docs folder.