Use webdirect direct debit on Docdata
Direct debit remote payment
More changes for direct debit
Fix DirectDebit flow
Remove duplicate code
Fix migrations with model mapper
Merge remote-tracking branch 'upstream/dev/onepercent-donations' into feature/directdebit

Conflicts:
	bluebottle/bb_donations/admin.py
	bluebottle/payments_docdata/admin.py
Merge pull request #1128 from onepercentclub/feature/directdebit

DirectDebit