Fixing the license of google earth according to ludo advices:

"There is no google license, we can use the general 'unfree' license metainfo"

svn path=/nixpkgs/trunk/; revision=15052

pkgs/applications/misc/googleearth/default.nix

@@ -67,6 +67,6 @@ stdenv.mkDerivation {
   meta = {
       description = "A world sphere viewer";
       homepage = http://earth.google.com;
-      license = "Google";
+      license = "unfree";
   };
 }