Code modifications include:
1) Modified caching on tickets.php pages.
2) Enhanced code regarding promotional discounts.
Files Updated Since Webtix6 release 2013.03.06:
- tickets.php
- _includes/libf_calcDiscount.php
- _includes/libf_validatePromotion.php
- _includes/libf_hasPromotions.php
- _includes/libf_displayPromotionForm.php
- _includes/lib.php
- _includes/test_version.php