Code modifications include:
1) Enhanced PayPal Express Checkout interface.
2) Modified code regarding saving of service charges.
Files Updated Since Webtix6 release 2011.06.01:
- _includes/libf_batchProcessEmailReceipts.php
- _includes/libf_calcSurcharge.php
- _includes/module_payment/class_Reserve_paypal_nossl.php
- _includes/lib.php
- _includes/test_version.php