CHANGE-18 - Installer updates
CHANGE-502 - 208136: Almost false address mismatch
add strtoupper on address tests
CHANGE-486 - Gift Certificate should not allow purchase of Gift Certificates
This allows for Gift Certificates on Special and prevents GVs from paying for GVs
It also fixes issues of GV redeems when not logged in so that the redeem can be completed after login
CHANGE-509 - Fix minor incorrect variable declaration in option_values_manager.php
CHANGE-398: 157137: debugging tools for php
Fix header
Add additional file for debug logs
CHANGE-3 - Add currency cron job support.  Simply call /admin/currency_cron.php via cron.
CHANGE-510 - Lack of calculating number of Downloads in the cart
CHANGE-18 - Installer updates
CHANGE-511 - Change DB functions from mysql to mysqli
Merge pull request #12 from zencart/v160

V160