Try to compute the zig-zag table in a more novel way.  XXX It's pretty non-optimal code, still, with too many edge cases.
Try to compute the zig-zag table in a more novel way.  XXX It's pretty
non-optimal code, still, with too many edge cases.


git-svn-id: 9e2532540f1574e817ce42f20b9d0fb64899e451@143 4068ffdb-0463-0410-8185-8cc71e3bd399

diegows/wanproxy,splbio/wanproxy,splbio/wanproxy,splbio/wanproxy,diegows/wanproxy,diegows/wanproxy