New version of ground.blend

The file ground.blend, to open Blender customized for Cobalt, has a new, better
version.
Please, replace your version (if you have one) at your Content/blender folder
to this (115 kb of download):

http://www.dmu.com/cobalt/ground.blend

The version inside the file

http://www.dmu.com/cobalt/ground.zip

is updated.]

Thanks,

Americo