Squashed 'scripts/upandaway/wicker/' changes from e710575..342f2a4

342f2a4 Updated the wicker headers

git-subtree-dir: scripts/upandaway/wicker
git-subtree-split: 342f2a4f4e41a0fcdb829772a2cba5812535c2fe
Updated the wicker headers in wicker.
Updated doc.