BOOK-799, added mail after donation created
BOOK-799, fixed issues when donation doesn't come from fundraiser
Fix Paypal flow
(de)Bugger off
Merge pull request #986 from onepercentclub/feature/book-823-paypal

Fix Paypal flow
Merge pull request #981 from onepercentclub/feature/BOOK-799

Feature/book 799
Tweak bb_schemamigrations and model map.
Renew migrations after dapatations
Add dependencies
Merge pull request #992 from onepercentclub/feature/tweak-migrations

Feature/tweak migrations
copy files from 1%. First adjustments.
more adjustements
Clean-up Payouts. Remove some 1% specifics.
Tweak more things. Some thoughts about signals.
Tweak things to make it work
Migration to remove status from donation change payout singals and creation.
Some fixes
Six circular imports
Change calculations on payouts
Start adapting payout tests