[FIX] account_banking: fixed error handling for Belgian IBAN convertor
[FIX] account_banking: fixed straight copy for early IBAN adopters
[IMP] account_banking: improved matching algorithm, handles split and combined payments as well
[IMP] account_banking: better partner selection - now handles shared bank accounts
[FIX] account_banking: default accounts can be overruled now
[IMP] account_banking: extensions on memory model for bank transactions
[IMP] account_banking: optional automatic creation of invoices for bank accounts
[IMP] account_banking_xxx: translations update
[IMP] account_banking_nl_clieop: better coding style
[IMP] account_banking_nl_multibank: extended for memory model changes
