support for building without a SNK, support for building and cleaning a specific language git-svn-id: https://duplicati.googlecode.com/svn/trunk@301 59da171f-624f-0410-aa54-27559c288bec
git-svn-id: https://duplicati.googlecode.com/svn/trunk@277 59da171f-624f-0410-aa54-27559c288bec