move most of the Offers controller stuff into Proposals controller
move lots of stuff around
refactor decorators
fix atom feed, allow users to create requests
get e-mails working
update FAQ
add dynamic title to new-proposal form
rename static-pages controller
update Bootstrap
change map provider

Cloudmade is turning off its free plan
change home page to display offers and wanteds seperately
fix map, sort of
improve feed (identify offers and wanteds; change title)