Append SEPA info to payment request body
Added BANK_ACCOUNT_PARTIAL in payment_service.rb template
Adding a new SEPA direct debit payment method
Added SEPA Direct Debit action
Added specs for SEPA method
Added functional specs for SEPA
Merge pull request #78 from Doppp/sepa_integration

Adding SEPA Direct Debits
Revert "Merge pull request #78 from Doppp/sepa_integration"

This reverts commit ecc863c9c05d7840a26e2846493f85b14c377f54, reversing
changes made to 2e4289356b1de9512ce31e1292dd13e18d2e05d3.