First draft of logo experiment
django_xsession + make caching vary on hostname.
Some experimenting w/ custom URL tag for smarter linking
Bunch of URL progress. Still much to do.
Fix redirect middleware
Bump django-hosts version
Fix file uploads.
Get login/logout redirection right.
User page -> global user page redirects
Better error msg on region geom errors.
Renamed "all page" to "explore"
Add ability to paste in a lat, lon into map search
Slightly more logo padding
{% cache %} key off request host
Fix up canonical URLs.
Fix postgis - bump to 2.1
Merge branch 'hub' into oak_tweak
Fix up tests.