Require php IBAN library
Code reordered
Moved IBAN library to /lib
Added cryptography library
Renamed library to original Crypt name
Include the Crypt library
Included Crypt dependency
Added RSA public key
Added Math library and created constant
Changes in payment forms

Payment methods select is now empty, is going to be filled through js;
Included bank account fields in external tpl
Payment form Card fields also in external tpl
Changes in database to put bank account columns
Major changes in control

Now through js we are filling the payment methods, which on change, and
in case of not credit card, sends new bank account fields to database