Start fund app
Merge branch 'master' into fund-donations-api
First things for cart API
Add cart-donations api and tests
Show items in cart (tiny step)
Adjustements after review
Load user cart in db only use session for anonymous users
pep8
Only return project id in donations

Delete ProjectSmallSerializer. We won't use it
Add django_countries for Cowry
Fix donation tests
Fix donations tests with decimals
Fix bug in sund serializer
Small adjustement (review)
Merge pull request #171 from onepercentclub/fund-donations-api

Fund donations api