busybox: add upstream patches

git-svn-id: file:///var/svn/freetz/trunk@10201 149334a1-2f27-0410-a3b9-fc62619ac1e6
sundtek: fix md5sum

git-svn-id: file:///var/svn/freetz/trunk@10202 149334a1-2f27-0410-a3b9-fc62619ac1e6