firmware bump: * 7390 Labor 84.05.55 rev25409

git-svn-id: file:///var/svn/freetz/trunk@10496 149334a1-2f27-0410-a3b9-fc62619ac1e6
modsave: add comment

git-svn-id: file:///var/svn/freetz/trunk@10497 149334a1-2f27-0410-a3b9-fc62619ac1e6