To add "freedoom" package to repositories

prboom is a free game stored in Trisquel repositories. However it cannot work without a "doom data file". The free alternative seem to be "freedoom":

http://listas.trisquel.info/pipermail/trisquel-usuarios/2009-December/003136.html

The issue is to find and to upload to repositories the "freedoom" package. In the above link there are more information.