PMPS-2 : removed PAYMILL-label
PMPS-6 : improved holder validation
PMPS-7 : added option for SEPA
PMPS-7: fixed config issue
PMPS-4 : added changelog
PMPS-17 : redesigned paymentform
PMPS-18 : fixed errorhandling for paymentform
PMPS-18 : fixed selector for card-holder
PMPS-3 : added validation for saved Ids
PMPS-5 : added hook
PMPS-5 : added improved errorhandling
PMPS-19 : added errorhandling for bridgeErrors
PMPS-20 : updating transaction description
PMPS-20 : added order state update via webhook
PMPS-22 : added grayscale brandimages
PMPS-23 : added iban validation