add shell for contact page
construct values for Wufoo on form submission
add wufoo styles

may be temporary -- not sure if we want to use the JS or CSS that wufoo
provides
fix presentation of data for wufoo

also start prepping POST request
make AJAX call to wufoo

can't test locally yet because browser sets Origin header to 'null' for
local files, and null Origins are rejected by cross-domain requests
display success and error messages on submission
BUG: fix accessing of data properties
replace placeholder intro text
remove wufoo form and resources (keep API)
update nav links
use css class to hide placeholder content

current items to add in:
- Advanced Setup documentation
- Developer links and menu
- About page