- changed/harmonized order of clients in client select fields ("ORDER BY client.company_name, client.contact_name, sys_group.name")

- need to have the pecl idn and intl modules installed
  or
- have the idna_convert class in the classes/idn/ path

Added: bank account owner field for client

Fixed/Implemented: replaced intval() by $app->functions->intval() in all interface functions due to big number problem in intval()

Implemented:  FS#2422 - Use domain module when creating subdomains 
Bugfix: datalog was used in the wrong way on editing aliasdomains
Bugfix: missing datalog update for parent domain on editing subdomains

1) Edit a domain: The selected domain is also selected in the dropdown-list
2) Edit a domain: The admin can now select any domain not only his/her