USER STORY: Connect database and s3 storage and stripe

[DarrachBarneveld]

As a developer I can connect database, static/media storage and stripe payments so that data is accessible on deployment and payments are configured early

Tasks

• [x] Configure Django's settings to connect to database.
• [x] Configure settings for ElephantSQL
• [x] Configure settings for static files and media directory roots
• [x] Create superuser for admin panel
• [x] Migrate DB changes
• [x] Link AWS storage to settings.py and env.py
• [x] Link Stripe authentication to env.py
• [x] Store all config vars in heroku

[DarrachBarneveld]

All required configuration for AWS, Stripe and ElephantSQL created