Added dj-database-url to requirements.
Added gunicorn to reqs.
added Procfile
settings.py now imports either settings_dev.py or settings_production.py depending on the ENVIRONMENT environment variable.
Fixed DATABASES dict.
Fixed DATABASES dict.
Changed Procfile to use gunicorn.
Commented out all Django debug toolbar stuff, to hopefully prevent a weird urlconf error on heroku.
Changed some layout stuff.