PEP8 for Payout admin.
Migration for MoneyField and fees.
unicode() bug.
Unbroke current_amount_safe and renamed it.
Readability and comments for Projects.
Admin updates after Payout refactor.
Moved signal handler to its own module.
TODO for weird lingering functions.
Factored out generation of invoice reference.
Test OrganizationPayout creation and validate.

Also: use common syntax for accessing Decimal.
Default status should be new.
Store 'completed' date for status changes.
Necessary fields for OrganizationPayout.
Calculate organization fees from Payouts.
Note about preventing date overlaps.
_get_psp_fee internal method for org. payout.
Remove fees which are not longer present in new.
Calculate basic fees.
Remove legacy setting PROJECT_PAYOUT_RATE.
Setting and functions for calculating VAT.