Squashed 'scripts/upandaway/wicker/' changes from d85497b..7ec6e6c

7ec6e6c Added a AddToCore function

git-subtree-dir: scripts/upandaway/wicker
git-subtree-split: 7ec6e6c43cac12ac9d15ee14d8cfb71164134c10
Added an extension function to wicker.