Initial mail chimp stuff
Revert "Initial mail chimp stuff"

Will add it back in slightly different form.

This reverts commit ebd5711f8813a084776dcd27bcbaa84139a057ba.
Merge branch 'master' into mailchimp
Merge branch 'master' into HEAD
Restored aaron's magic import which works somehow
Move things from lib/ back into backend/ to unbreak the tests. 'Twas a
silly idea.
Merge commit 'b266c408b2537900b4918fea6070e9e4ea6126ad'