Fix unused import.

Signed-off-by: Daira Hopwood <daira@leastauthority.com>
make runsite use set -e and run from anywhere
add --dev option to site.py and runsite.sh

 - runs without SSL, on port 8000, doesn't need authbind
Begin work on create_bucket call.
Merge branch 'runsite-devmode'
Merge branch 'master' into 103_implement_stripe_01

Conflicts:
	runsite.sh