Regenerate gh-pages branch; remove public/
Initial commit on gh-pages.
Squashed 'public/' content from commit e18368e

git-subtree-dir: public
git-subtree-split: e18368e12012c0c3629a0d4e779665ec74a36771
Merge commit 'fc20bdc331f5e314aad169315738dde2b190f932' as 'public'
Merge commit 'e18368e12012c0c3629a0d4e779665ec74a36771'
Update site.