Squashed 'scripts/upandaway/wicker/' changes from bd83c50..632c663

632c663 Configuration values are no longer read-only.

git-subtree-dir: scripts/upandaway/wicker
git-subtree-split: 632c6631eaf5f2ee05f5a4b283270c74d16155f5
Configuration values are no longer read-only.

I had overlooked the fact that in Lua 5.1 proxy tables break pairs/ipairs.