cleaner #require_login implementation
force re-fetch resources (client side)

so that you always have the latest version
change `Bandango.GravatarImagenHelper` to `Bandango.gravatarImagenHelper`

non-class helpers don't have to be capitalised
add `uuidtools` gem.

For some reason, it wasn't checked on previous bundles. This will fix some weird load errors
remove top margin from app
Merge branch 'master' into heroku