added code and quote style to special.css
initial support for public/private visibility.
added static/all.png visibility icon.
less bright public icon.
schema nit.
light colored #footer a tag.
hide #tanuki div for now.
support public/private mask on '/' route. link to github in footer.
moved all.png to nomask.png.
moved all.png to nomask.png.
moved nomask.png to umask.png.
added library support for public/private umask.
added view support for public/private umask.